G21C   1/00  \	0	0	2G070	G21C   1/00	95	ϧμΣ	Reactor types [2018.01]
G21C   1/00 100 \	1	1	2G070	G21C   1/00	119	üϧθϧ	special types of reactors
G21C   1/00 200 \	1	1	2G070	G21C   1/00	26	־ħΤ븶ϧ	Reactors characterised by location thereof
G21C   1/00 210 \	2	2	2G070	G21C   1/00	46	Τ֤	installed in the ocean
G21C   1/00 220 \	2	2	2G070	G21C   1/00	47	ϲ֤	installed underground
G21C   1/00 230 \	2	2	2G070	G21C   1/00	28	Ѹϧ	Reactors for satellites
G21C   1/02  \	1	1	2G070	G21C   1/02	288	®ϧʤ®ѤʤϧΣ	Fast fission reactors, i.e. reactors not using a moderator [2006.01]
G21C   1/02 100 \	2	2	2G070	G21C   1/02	164	ι¤	Overall structures
G21C   1/02 200 \	2	2	2G070	G21C   1/02	305	ϧƴι¤	Inside structures of reactor vessels
G21C   1/02 210 \	3	3	2G070	G21C   1/02	124	ϧ	Core upper mechanism
G21C   1/02 220 \	3	3	2G070	G21C   1/02	26	ߤƹ	suspended cylinders
G21C   1/02 230 \	3	3	2G070	G21C   1/02	136	ϧƴǮ򴹴ݥפ˴Ϣ빽¤	structures related to heat exchangers and pumps within reactor vessels
G21C   1/02 231 \	4	4	2G070	G21C   1/02	103	Ǯ򴹴Τߤ˴Ϣ빽¤	related only to heat exchangers
G21C   1/02 240 \	3	3	2G070	G21C   1/02	27		Inner cylinders
G21C   1/02 300 \	2	2	2G070	G21C   1/02	31	ť󥯷®ϧ	Double tank fast breeder reactors
G21C   1/03  \	2	2	2G070	G21C   1/03	7	ܼŪ˲ðƤʤѺˤäѤΡ㡥ס뷿ϧΣ	cooled by a coolant not essentially pressurised, e.g. pool-type reactors [2006.01]
G21C   1/04  \	1	1	2G070	G21C   1/04	7	ǮϧΣ	Thermal reactors [2006.01]
G21C   1/06  \	2	2	2G070	G21C   1/06	24	Ѽϧʤǳȸ®बʬΥƤΡΣ	Heterogeneous reactors, i.e. in which fuel and moderator are separated [2006.01]
G21C   1/07  \	3	3	2G070	G21C   1/07	15	ڥ֥٥åɸϧγǳĸϧΣ	Pebble-bed reactors; Reactors with granular fuel [2006.01]
G21C   1/07 100 \	4	4	2G070	G21C   1/07	43	ι¤	Overall structures
G21C   1/07 110 \	5	5	2G070	G21C   1/07	32	ǳζ롢ӽФΤι¤	structures for supplying and removing fuel balls
G21C   1/08  \	3	3	2G070	G21C   1/08	500	®बⰵǲðƤΡ㡥ʨƭ巿ϧʬǮϧð巿ϧʣǣãͥˡΣ	moderator being highly pressurised, e.g. boiling-water reactor, integral-superheat reactor, pressurised-water reactor (G21C 1/22 takes precedence) [2006.01]
G21C   1/09  \	4	4	2G070	G21C   1/09	21	Ĵ֡ʤðΣ	Pressure regulating arrangements, i.e. pressurisers [2006.01]
G21C   1/10  \	4	4	2G070	G21C   1/10	24	®Ѻबۤʤ뤫ޤʬΥƤΡΣ	moderator and coolant being different or separated [2006.01]
G21C   1/12  \	5	5	2G070	G21C   1/12	210	®बΤǤΡ㡥ޥΥåϧΣ	moderator being solid, e.g. Magnox reactor [2006.01]
G21C   1/14  \	3	3	2G070	G21C   1/14	49	®ब¼Ū˲ðƤʤΡ㡥˥ס뷿ϧʣǣãͥˡΣ	moderator being substantially not pressurised, e.g. swimming-pool reactor (G21C 1/22 takes precedence) [2006.01]
G21C   1/16  \	4	4	2G070	G21C   1/16	16	®Ѻबۤʤ뤫ޤʬΥƤΡ㡥ʥȥꥦࡽϧΣ	moderator and coolant being different or separated, e.g. sodium-graphite reactor [2006.01]
G21C   1/18  \	5	5	2G070	G21C   1/18	4	ѺबðƤΡΣ	coolant being pressurised [2006.01]
G21C   1/20  \	6	6	2G070	G21C   1/20	46	®बΤΤΡ㡥ϴɷϧΣ	moderator being liquid, e.g. pressure-tube reactor [2006.01]
G21C   1/20 100 \	7	7	2G070	G21C   1/20	120	ι¤ʥɥꥢ󥯤ϣǣã	Overall structures (Calandria G21C13/00A)
G21C   1/20 110 \	8	8	2G070	G21C   1/20	86	ϴɡɥꥢ	Pressure tubes, calandria tubes
G21C   1/20 120 \	8	8	2G070	G21C   1/20	5	ɥࡤ	steam drum, steam release
G21C   1/20 130 \	8	8	2G070	G21C   1/20	3	ǮС	Adiabatic gases, cover gases
G21C   1/20 200 \	7	7	2G070	G21C   1/20	12		for laboratory use
G21C   1/22  \	3	3	2G070	G21C   1/22	108	ξޤϵξǳѤΡΣ	using liquid or gaseous fuel [2006.01]
G21C   1/24  \	2	2	2G070	G21C   1/24	42	ѼϧʤǳӸ®बҤФƸŪʶѼΤȤ¸ߤΡΣ	Homogeneous reactors, i.e. in which fuel and moderator present an effectively homogeneous medium to the neutrons [2006.01]
G21C   1/26  \	3	3	2G070	G21C   1/26	1	ñΰ跿ϧ	Single-region reactors
G21C   1/28  \	3	3	2G070	G21C   1/28	10	ΰ跿ϧ	Two-region reactors
G21C   1/30  \	1	1	2G070	G21C   1/30	26	̤׳ϧ	Subcritical reactors
G21C   1/32  \	1	1	2G070	G21C   1/32	55	ηϧʤǽŪ˸ϧȴϢƤ뤬ȿˤɬܤǤʤʬ㡥Ǯ򴹴ϧ̩ƴ֤Ƥ븶ϧʣǣãǣãͥˡΣ	Integral reactors, i.e. reactors wherein parts functionally associated with the reactor but not essential to the reaction, e.g. heat exchangers, are disposed inside the enclosure with the core (G21C1/02-G21C1/30 take precedence) [3]
G21C   3/00  \	0	0	2G071	G21C   3/00	325	ϧǳǤޤϤνΡϧǳʪ	Reactor fuel elements or their assemblies; Selection of substances for use as reactor fuel elements
G21C   3/00 100 \	1	1	2G071	G21C   3/00	18	֥졼ɥ	Blade guides
G21C   3/00 200 \	1	1	2G071	G21C   3/00	68	ǳ͢ѥ饤ʡ	Liners for fuel transportation
G21C   3/02  \	1	1	2G071	G21C   3/02	14	ǳ	Fuel elements
G21C   3/02 100 \	2	2	2G071	G21C   3/02	68	ǳǤμ̤˴ؤ	Related to identification of fuel elements
G21C   3/02 200 \	2	2	2G071	G21C   3/02	80	ǳǤθ˴ؤ	Related to inspection of fuel elements
G21C   3/02 210 \	3	3	2G071	G21C   3/02	61	˴ؤ	related to tagging gases
G21C   3/04  \	2	2	2G071	G21C   3/04	6	¤κ	Constructional details
G21C   3/06  \	3	3	2G071	G21C   3/06	72	ʤɡ㥱å	Casings; Jackets
G21C   3/06 100 \	4	4	2G071	G21C   3/06	60	¤	Construction
G21C   3/06 110 \	5	5	2G071	G21C   3/06	50	ڿϧΤߤѤ	used only for light water reactors
G21C   3/06 120 \	5	5	2G071	G21C   3/06	15	ƣ£ҤΤߤѤ	used only for FBR
G21C   3/06 200 \	4	4	2G071	G21C   3/06	75	ʤɤγʤʤɤγɽ	Outer canning for casings and outer surfaces thereof
G21C   3/06 210 \	5	5	2G071	G21C   3/06	176	ڣ򡤣ڣʤɤˤ	in Zr and Zr alloy casings
G21C   3/06 220 \	5	5	2G071	G21C   3/06	36	ƥ쥹ʤɤˤ	in stainless steel casings
G21C   3/06 300 \	4	4	2G071	G21C   3/06	60	ʤɤ¤ʤɤ°ȿ	Manufacture of casings and metallic structures therein
G21C   3/06 310 \	5	5	2G071	G21C   3/06	80	ڣ򡤣ڣʤɤˤ	in Zr and Zr alloy casings
G21C   3/06 312 \	6	6	2G071	G21C   3/06	128	ʤɤ°ȿΤβùˡ	metallic casings within casings and processing methods therefor
G21C   3/06 314 \	6	6	2G071	G21C   3/06	29	ʤɤ̻ž夲̤ΰ̱	finishes on, and compressive stress of, the inner surface of casings
G21C   3/06 320 \	5	5	2G071	G21C   3/06	22	ƥ쥹ʤɤˤ	in stainless steel casings
G21C   3/06 400 \	4	4	2G071	G21C   3/06	9	ʤɤν	Repair and ductility recovery of casings
G21C   3/07  \	4	4	2G071	G21C   3/07	75	ʤɤޤϥ㥱åȤκˤäħŤΡ㡥Σ	characterised by their material, e.g. alloys [5]
G21C   3/07 100 \	5	5	2G071	G21C   3/07	210	ڣ	Zr alloys
G21C   3/07 200 \	5	5	2G071	G21C   3/07	69	ƥ쥹	Stainless steels
G21C   3/08  \	4	4	2G071	G21C   3/08	87	Ǯ򴹤¥ʤ뤿ߤ줿¤㡥Ҥ졤餻ġҤ	provided with external means to promote heat-transfer, e.g. fins, baffles, corrugations
G21C   3/10  \	4	4	2G071	G21C   3/10	29	üĺ	End closures
G21C   3/10 100 \	5	5	2G071	G21C   3/10	225	üι¤	Structure of end closures
G21C   3/10 200 \	5	5	2G071	G21C   3/10	55	üκ¤ˡ	Materials and manufacture methods of end closures
G21C   3/12  \	4	4	2G071	G21C   3/12	11	ǳǤ򸶻ϧϧ֤뤿ǳǤΰʡŪΤγڡ	Means forming part of the element for locating it within the reactor core; External spacers for this purpose
G21C   3/12 100 \	5	5	2G071	G21C   3/12	19	ڡѥåդǳ	Fuel elements with a spacer pad
G21C   3/14  \	4	4	2G071	G21C   3/14	2	ǳǤϧޤϧФǳǤΰʡǳǤ礹	Means forming part of the element for inserting it into, or removing it from, the core; Means for coupling adjacent elements
G21C   3/16  \	3	3	2G071	G21C   3/16	13	ǳʤκ¤	Details of the construction within the casing
G21C   3/16 100 \	4	4	2G071	G21C   3/16	50	٥ȷǳ	vent type of fuel elements
G21C   3/16 200 \	4	4	2G071	G21C   3/16	56	Ĵ	Adjusting pressure
G21C   3/16 300 \	4	4	2G071	G21C   3/16	24	ڿϧǳʤκ¤	Details of the construction within the fuel casing for light water reactors
G21C   3/16 400 \	4	4	2G071	G21C   3/16	39	ƣ£ǳʤκ¤	Details of the construction within the fuel casing for FBR
G21C   3/17  \	4	4	2G071	G21C   3/17	1	ǳεΤ¢ޤưʡΣ	Means for storage or immobilisation of gases in fuel elements [5]
G21C   3/17 100 \	5	5	2G071	G21C   3/17	125	åͭ	Having getters
G21C   3/17 200 \	5	5	2G071	G21C   3/17	46	ȣ塤Σ奬줿	sealed with He, Ne gases and the like
G21C   3/18  \	4	4	2G071	G21C   3/18	13	ǳʤɤߤ줿ڡޤϤ¾ʪ㡥ǳαӤޤϲȿ٤أǣã	Internal spacers or other non-active material within the casing, e.g. compensating for expansion of fuel rods or for compensating excess reactivity (interlayers G21C?3/20)
G21C   3/18 100 \	5	5	2G071	G21C   3/18	125	ץ󥰤ޤ	Including springs
G21C   3/18 200 \	5	5	2G071	G21C   3/18	76	ץ󥰰ʳΥڡˤٻ	Supports by spacers other than springs
G21C   3/20  \	4	4	2G071	G21C   3/20	10	ǳɽ̤ޤǳʤɤ̤ʤͭΡǳʤɤȳʪδ֤ʪͭ	with coating on fuel or on inside of casing; with non-active interlayer between casing and active material
G21C   3/20 100 \	5	5	2G071	G21C   3/20	120	ʤɤʤ	Coating on inside of casing
G21C   3/20 110 \	6	6	2G071	G21C   3/20	35	饤ʤڣιϡλʪΤߤʤ	liners thereof only consisting of Zr (alloy) and oxides thereof
G21C   3/20 115 \	7	7	2G071	G21C   3/20	138	ڣιʤɤˣڣιñإ饤ʡܤ	applying a single layer line of Zr (alloy) to Zr (alloy) casing
G21C   3/20 120 \	6	6	2G071	G21C   3/20	40	ڣιʤɤˣãιϥ饤ʡܤΡΣڣ򡤣ãλʪؤ줿Τޤ	applying a Cu (alloy) liner to Zr (alloy) casing (including the one on which a oxide layer of Zr or Cu is formed)
G21C   3/20 130 \	6	6	2G071	G21C   3/20	33	®ࡤζ°ǳʪΥ饤ʡ	liners of moderators, liquid-metals, burnable poisons, lubricants, and the like
G21C   3/20 140 \	6	6	2G071	G21C   3/20	16	ʤɤ˻Τ߻ܤ줿	applying only oxide coating to casings
G21C   3/20 150 \	6	6	2G071	G21C   3/20	4	饤ʡ˰̱ϤäƤ	to whose liner compressive stress is applied
G21C   3/20 160 \	6	6	2G071	G21C   3/20	13	ƣ£ǳʤɤ˥饤ʡܤ줿	applying a liner to fuel casings for FBR
G21C   3/20 170 \	6	6	2G071	G21C   3/20	14	饤ʡ¬Τι	construction for measuring the thickness of liners
G21C   3/20 200 \	5	5	2G071	G21C   3/20	65	ǳڥåȤʤ	Coatings on fuel pellets
G21C   3/22  \	2	2	2G071	G21C   3/22	5	Ѻܿʬޤʪͭ	with fissile or breeder material in contact with coolant
G21C   3/22 100 \	3	3	2G071	G21C   3/22	31	ڥ֥٥åɸϧǳ	Materials for pebble bed reactors
G21C   3/24  \	2	2	2G071	G21C   3/24	5	ǳʤ˱ξγʬޤʪͭ	with fissile or breeder material in fluid form within a non-active casing
G21C   3/26  \	2	2	2G071	G21C   3/26	46	ǳʤγҾγʬޤʪͭ	with fissile or breeder material in powder form within a non-active casing
G21C   3/28  \	2	2	2G071	G21C   3/28	17	ǳʤ˸ξγʬޤʪͭ	with fissile or breeder material in solid form within a non-active casing
G21C   3/28 100 \	3	3	2G071	G21C   3/28	105	ڥåȤη	Shapes of pellets
G21C   3/28 110 \	4	4	2G071	G21C   3/28	51	ڥå	hollow pellets
G21C   3/28 200 \	3	3	2G071	G21C   3/28	11	ڥåȤμ	Identification of pellets
G21C   3/28 300 \	3	3	2G071	G21C   3/28	16	ڥåȤϢ	Connection of pellets
G21C   3/28 400 \	3	3	2G071	G21C   3/28	31	ʤɤȥڥåȤδַ䡤ʤɤȥڥåȤƤ	Spacing between a casing and a pellet and roughness of the casing and pellet
G21C   3/28 500 \	3	3	2G071	G21C   3/28	102	ڥåȤμʬۡΣƣ£ǳǤ	Distribution of pellets along an axis (excluding fuel elements for FBR)
G21C   3/28 600 \	3	3	2G071	G21C   3/28	117	Ǯࡤۼࡤȿͺࡤ®ͭ	having adiabators, absorbers, reflectors, moderators, and the like
G21C   3/28 700 \	3	3	2G071	G21C   3/28	31	濴ͭǳ	Fuel elements with a hollow sections at the center thereof
G21C   3/28 800 \	3	3	2G071	G21C   3/28	22	üˤϢ뤵줿ǳ	Fuel elements connected through intermediate end plugs
G21C   3/28 900 \	3	3	2G071	G21C   3/28	88	ƣ£ǳ	Fuel elements for FBR
G21C   3/30  \	1	1	2G071	G21C   3/30	34	˥åȤηȤ¿ǳǤν	Assemblies of a number of fuel elements in the form of a rigid unit
G21C   3/30 100 \	2	2	2G071	G21C   3/30	482	ǳΤι¤	Construction of an assembly of fuels
G21C   3/30 110 \	3	3	2G071	G21C   3/30	25	ͥݥ	channel posts
G21C   3/30 120 \	3	3	2G071	G21C   3/30	114	ҼΤͭ	having neutron shielding
G21C   3/30 130 \	3	3	2G071	G21C   3/30	212	Խʪࡤե륿å	impurities removing materials, filters, and getters
G21C   3/30 200 \	2	2	2G071	G21C   3/30	93	ǳΤμ̡Τιǳ⤷ǳǤƻޤϸ뤿֤ޤ֣ǣã	Construction for identification and inspection of an assembly of fuels (devices or arrangements for monitoring or testing fuel or fuel elements G21C 17/06)
G21C   3/30 300 \	2	2	2G071	G21C   3/30	173	ǳΤκ	Materials of an assembly of fuels
G21C   3/32  \	2	2	2G071	G21C   3/32	24	ʿΥԥޤϴɾǳǤ«	Bundles of parallel pin-, rod-, or tube-shaped fuel elements
G21C   3/322  \	3	3	2G071	G21C   3/322	257	ǳǤ«̲᤹뤫뤤ϤμϤήѺή˱ƶͿʡΣ	Means to influence the coolant flow through or around the bundles [5]
G21C   3/322 100 \	4	4	2G071	G21C   3/322	76	ѺϳɻĤФ	flat springs for preventing coolants from leaking
G21C   3/322 200 \	4	4	2G071	G21C   3/322	209	ѺήĴ	control mechanisms for the discharge of coolants
G21C   3/324  \	3	3	2G071	G21C   3/324	522	ǳǤ«ʤޤʤΣ	Coats or envelopes for the bundles [5]
G21C   3/326  \	3	3	2G071	G21C   3/326	10	ǳǤۤʤΡǳǤ˲äơ¾ΥԥޤϴɾǤΡ㡥ʻĻٻ߳ǳʪޤϥߡΣ	comprising fuel elements of different composition; Comprising, in addition to the fuel elements, other pin-, rod-, or tube-shaped elements, e.g. control rods, grid support rods, fertile rods, poison rods or dummy rods [5]
G21C   3/326 100 \	4	4	2G071	G21C   3/326	278	ûǳͭ	Having short fuel rods
G21C   3/326 200 \	4	4	2G071	G21C   3/326	371	åɡ®	Water rods and moderator bars
G21C   3/326 210 \	5	5	2G071	G21C   3/326	90	ɾǤʤΡܥå	not having the shape of a tube, water cross, and water box
G21C   3/326 220 \	5	5	2G071	G21C   3/326	42	θ®ޤ	including permanent moderators
G21C   3/326 300 \	4	4	2G071	G21C   3/326	98	ɤι¤	Construction of the guide tube of a control rod
G21C   3/326 400 \	4	4	2G071	G21C   3/326	66	ǳҸҵۼ	Neutron sources and absorbers within an assembly of fuels
G21C   3/328  \	4	4	2G071	G21C   3/328	5	ǳǤ«γʻҤˤǤ֡Σ	Relative disposition of the elements in the bundle lattice [5]
G21C   3/328 100 \	5	5	2G071	G21C   3/328	301	ǳǳ̡	quantity of, and composition of, fuel charge within an assembly of fuels
G21C   3/328 200 \	5	5	2G071	G21C   3/328	377	ǳǤ	Arrangement of fuel elements
G21C   3/328 300 \	5	5	2G071	G21C   3/328	511	ľǳǻʬ	Vertical distribution of fuel density and the like
G21C   3/328 400 \	5	5	2G071	G21C   3/328	544	ʿǳǻʬ	Horizontal distribution of fuel density and the like
G21C   3/33  \	3	3	2G071	G21C   3/33	4	ǳǤ«ˤƳǤٻޤϷͤΡʥڡʻģǣãˡϧǳǤ«ޤϧǳǤ«ΰʡܤǳǤ«Ϣ뤹ʡΣ	Supporting or hanging of elements in the bundle (spacer grids G21C 33/40); Means forming part of the bundle for inserting it into, or removing it from, the core; Means for coupling adjacent bundles [5]
G21C   3/33 100 \	4	4	2G071	G21C   3/33	40	ϥɥ	handles
G21C   3/33 200 \	4	4	2G071	G21C   3/33	214	ץ졼ȡΣ£ףҡϡΥΣУףҡ	upper tie plates (BWR) and upper nozzles (PWR)
G21C   3/33 300 \	4	4	2G071	G21C   3/33	34	ϥɥ󥰥إåɡΣƣ£ҡ	handling heads (FBR)
G21C   3/33 400 \	4	4	2G071	G21C   3/33	401	ץ졼ȡΣ£ףҡϡΥΣУףҡϡȥ󥹥ΥΣƣ£ҡ	lower tie plates (BWR) and lower nozzles (PWR), and entrance nozzles (FBR)
G21C   3/33 500 \	4	4	2G071	G21C   3/33	128	ǳΤϢ롤ٻ¤	Construction of the connections and supports of an assembly of fuels
G21C   3/33 510 \	5	5	2G071	G21C   3/33	87	ͥեʡ	channel fastener sections
G21C   3/33 520 \	5	5	2G071	G21C   3/33	20	ǳΤΥեꥨơ󵡹	self orientation mechanisms for an assembly of fuels
G21C   3/33 600 \	4	4	2G071	G21C   3/33	65	ǳǤλٻդ곰ΤǳΤι	Construction of an assembly of fuels for supporting, installing, and removing fuel elements
G21C   3/33 610 \	5	5	2G071	G21C   3/33	232	塤ץ졼ȡ塤Υˤ	with upper and lower tie plates and nozzles
G21C   3/33 612 \	6	6	2G071	G21C   3/33	48	å󥰥֥åˤǳΥåɡϤθ	securing a connection fuel bar (tie rod) through locking tab washers
G21C   3/33 614 \	6	6	2G071	G21C   3/33	26	ץ졼ȡΥ̤ƤǳǤμ곰	removal of fuel elements through upper tie plates and upper nozzles
G21C   3/33 616 \	6	6	2G071	G21C   3/33	11	ǳݻХ͡㡥ĥۼХ	hold springs for fuels, e.g.  expansion absorbing springs
G21C   3/33 620 \	5	5	2G071	G21C   3/33	49	ΥåСؤǳǤμդ	installing a fuel element to a knock bar
G21C   3/33 630 \	5	5	2G071	G21C   3/33	22	ХåեήФࡤݸ	materials for control and protection sections for baffle flows
G21C   3/33 700 \	4	4	2G071	G21C   3/33	133	åɡ®λٻ	supports for water rods and moderator bars
G21C   3/33 800 \	4	4	2G071	G21C   3/33	149	ɤμդ	installation of the guide tube of a control rod
G21C   3/332  \	4	4	2G071	G21C   3/332	27	ڡʻĤλٻΡΣ	Supports for spacer grids [5]
G21C   3/332 100 \	5	5	2G071	G21C   3/332	35	ڡʻĤλٻΤμդ	Installation of supports for spacer grids
G21C   3/334  \	3	3	2G071	G21C   3/334	110	ǳǤ«ν礷ΡΣ	Assembling the bundles [5]
G21C   3/335  \	3	3	2G071	G21C   3/335	1	ȼͤ줿ǳǤˤƸ򴹤ǡΣ	Exchanging elements in irradiated bundles [5]
G21C   3/336  \	3	3	2G071	G21C   3/336	76	ǳǤ«ˤǳѤΥڡǡʥڡʻģǣãˡΣ	Spacer elements for fuel rods in the bundle (spacer grids G21C 3/34) [5]
G21C   3/338  \	4	4	2G071	G21C   3/338	119	餻ڡǡΣ	Helicoidal spacer elements [5]
G21C   3/34  \	3	3	2G071	G21C   3/34	201	ڡʻ	Spacer grids
G21C   3/34 100 \	4	4	2G071	G21C   3/34	38	ڡΥͥܥååѴؤμդ	Installation of spacers to a channel box, wrapper tube, and the like
G21C   3/34 200 \	4	4	2G071	G21C   3/34	160	ڡΩ	Assembly and inspection of spacers
G21C   3/34 300 \	4	4	2G071	G21C   3/34	101	ڡ	Arrangement of spacers
G21C   3/34 400 \	4	4	2G071	G21C   3/34	169	ڡκ	Materials of spacers
G21C   3/34 500 \	4	4	2G071	G21C   3/34	40	ǳǤưפˤ뤿Υڡι¤	Construction of spacers to facilitate the insertion of fuel elements
G21C   3/34 600 \	4	4	2G071	G21C   3/34	8	ϧѤΤ	for gas reactor
G21C   3/34 700 \	4	4	2G071	G21C   3/34	66	ü쥹ڡ㡥ѿ̥ڡʤڡ	special spacers, e.g. antiseismic spacers and bend resistant spacers
G21C   3/344  \	4	4	2G071	G21C   3/344	0	ɾǤνΤˤΡΣ	formed of assembled tubular elements [5]
G21C   3/344 100 \	5	5	2G071	G21C   3/344	318	¿ڡΥ꡼ǳǤٻΡ	right-cylinder and polygon prizm spacers (supporting fuel elements within the sleeve thereof)
G21C   3/344 110 \	6	6	2G071	G21C   3/344	44	ڡȥڡٻɡȤη繽¤	link construction of spacer cells, spacer support tubes, control rod guide tubes, and the like
G21C   3/344 200 \	5	5	2G071	G21C   3/344	22	¿ڡʣΥ꡼֤ǳǤٻΡ	right-cylinder and polygon prizm spacers (supporting fuel elements with a plurality of the sleeve thereof)
G21C   3/348  \	4	4	2G071	G21C   3/348	0	򺹤ʤĤνΤˤΡΣ	formed of assembled non-intersecting strips [5]
G21C   3/348 100 \	5	5	2G071	G21C   3/348	2	ʻĤΥȥå	straps for a grid
G21C   3/348 200 \	5	5	2G071	G21C   3/348	0	ڡ	outer frames for a spacer
G21C   3/352  \	4	4	2G071	G21C   3/352	0	򺹤ĤνΤˤΡΣ	formed of assembled intersecting strips [5]
G21C   3/352 100 \	5	5	2G071	G21C   3/352	0	ʻĤΥȥå	straps for a grid
G21C   3/352 200 \	5	5	2G071	G21C   3/352	0	ڡ	outer frames for a spacer
G21C   3/356  \	4	4	2G071	G21C   3/356	51	ǳǻٻƤΡΣ	being provided with fuel element supporting members [5]
G21C   3/356 100 \	5	5	2G071	G21C   3/356	47	ڡȥڡٻɡåɤȤη繽¤	link construction of spacer cells and spacer support tubes and water rods
G21C   3/356 200 \	5	5	2G071	G21C   3/356	122	ǳǤιٻγʻĤˤΡ	support materials for rigidity and elasticity of fuel elements (in grids)
G21C   3/356 300 \	5	5	2G071	G21C   3/356	34	֥åڡ󥿥󥹥ץ	block spacers and lantern springs
G21C   3/36  \	2	2	2G071	G21C   3/36	77	ľǳǤޤƱߴɤν	Assemblies of plate-shaped fuel elements or coaxial tubes
G21C   3/38  \	1	1	2G071	G21C   3/38	12	ٻ꡼ñǳǤʤǳ˥å	Fuel units consisting of a single fuel element in a supporting sleeve
G21C   3/38 100 \	2	2	2G071	G21C   3/38	100	ϧǳ	Fuel elements for gas-cooled reactors
G21C   3/38 110 \	3	3	2G071	G21C   3/38	55	ϧǳ֥å	fuel blocks for gas-cooled reactors
G21C   3/40  \	1	1	2G071	G21C   3/40	6	ʬˤǮľܡŵͥ륮ȯ뤿ǮǻҤǳǤȤȹ礻ʲ¬֤ǳǤȤȹ礻ǣã	Structural combination of fuel element with thermoelectric element for direct production of electric energy from fission heat (structural combination of fuel element with instruments for temperature measurement G21C?17/112)
G21C   3/42  \	1	1	2G071	G21C   3/42	15	ϧǳȤƻѤʪ	Selection of substances for use as reactor fuel
G21C   3/44  \	2	2	2G071	G21C   3/44	2	ήΤޤήξϧǳ	Fluid or fluent reactor fuel
G21C   3/46  \	3	3	2G071	G21C   3/46	3	ϱվ	Aqueous compositions
G21C   3/48  \	4	4	2G071	G21C   3/48	1	ʪϱդޤϥɾϱ	True or colloidal solutions of the active constituent
G21C   3/50  \	4	4	2G071	G21C   3/50	2	ʪηա꡼	Suspensions of the active constituent; Slurries
G21C   3/52  \	3	3	2G071	G21C   3/52	3	ζ°	Liquid metal compositions
G21C   3/54  \	3	3	2G071	G21C   3/54	29	ͻʪޤϿʪ	Fused salt, oxide, or hydroxide compositions
G21C   3/56  \	3	3	2G071	G21C   3/56	2	ξξôη	Gaseous compositions; Suspensions in a gaseous carrier
G21C   3/58  \	2	2	2G071	G21C   3/58	11	ξϧǳ	Solid reactor fuel
G21C   3/60  \	3	3	2G071	G21C   3/60	149	°ǳ°ʬ	Metallic fuel; Intermetallic dispersions
G21C   3/62  \	3	3	2G071	G21C   3/62	39	ߥåǳ	Ceramic fuel
G21C   3/62 100 \	4	4	2G071	G21C   3/62	124	γǳ¤ˡ	Granulated fuel and the manufacture methods thereof
G21C   3/62 110 \	5	5	2G071	G21C   3/62	93	륲ˡˤ	by sol-gel method and the like
G21C   3/62 120 \	5	5	2G071	G21C   3/62	134	ʤ	coating process
G21C   3/62 200 \	4	4	2G071	G21C   3/62	61	ǳڥåǳ	Fuel pellets or cylindrical fuel
G21C   3/62 210 \	5	5	2G071	G21C   3/62	68	¿ΰڥåȡڤͭΡ¤ˡ	multi-region pellets or fuel that has inner partitions, and the manufacture methods thereof
G21C   3/62 220 \	5	5	2G071	G21C   3/62	209	źʪ	additives
G21C   3/62 225 \	6	6	2G071	G21C   3/62	237	ǳʪͭ	having burnable poisons
G21C   3/62 300 \	4	4	2G071	G21C   3/62	359	ǳڥåǳ¤ˡ	Manufacture methods of fuel pellets or cylindrical fuel
G21C   3/62 400 \	4	4	2G071	G21C   3/62	36	ǳκ	Regeneration of defective fuel
G21C   3/62 500 \	4	4	2G071	G21C   3/62	82	ޥȥåʬǳ	matrix dispersion fuel
G21C   3/62 600 \	4	4	2G071	G21C   3/62	75	úʪⲽʪǳ	Carbide and nitride fuel
G21C   3/62 700 \	4	4	2G071	G21C   3/62	300	ץȥ˥ޤǳ㤨Уͣϣطǳ	fuel including plutonium, e.g. MOX type fuel
G21C   3/62 800 \	4	4	2G071	G21C   3/62	54	ǳϱդλʪǳ¤	Manufacture oxide fuel from fuel solution
G21C   3/64  \	4	4	2G071	G21C   3/64	25	ߥåʬǳ㡥å	Ceramic dispersion fuel, e.g. cermet
G21C   5/00  \	0	0	2G070	G21C   5/00	99	®ޤϧι¤®Ѻ	Moderator or core structure; Selection of materials for use as moderator
G21C   5/00  A	0	0	2G070	G21C   5/00	630	ϧǤι¤֡ʹñʤ˴ؤΤϳơʬबͥˡ	Construction and arrangement of core components (for single component article, each classification takes precedence)
G21C   5/00  C	0	0	2G070	G21C   5/00	189	ϧǤκ	Materials of core components
G21C   5/00  D	0	0	2G070	G21C   5/00	39	ѺǳѴʪ¢	Storing used fuel and radioactive wastes
G21C   5/00  B	0	0	2G070	G21C   5/00	315	ǳե󥰡ǳ򴹷ײ衢Τλٱ֡	Plans for fuel shuffling and exchange and supporting devices therefor
G21C   5/00  Z	0	0	2G070	G21C   5/00	22	¾Τ	Others
G21C   5/02  \	1	1	2G070	G21C   5/02	50		Details
G21C   5/04  \	2	2	2G070	G21C   5/04	2	ʡĹбǤ褦ʶ	Spatial arrangements allowing for Wigner growth
G21C   5/06  \	2	2	2G070	G21C   5/06	465	ǳǤٻޤ֤뤿μ	Means for locating or supporting fuel elements
G21C   5/08  \	2	2	2G070	G21C   5/08	5	ι¤˾ޤʤоıɻߤ뤿μ	Means for preventing undesired asymmetric expansion of the complete structure
G21C   5/10  \	2	2	2G070	G21C   5/10	517	ι¤ٻ	Means for supporting the complete structure
G21C   5/12  \	1	1	2G070	G21C   5/12	373	ħΤΡ㡥®Ǯʪղä®	characterised by composition, e.g. the moderator containing additional substances which ensure improved heat resistance of the moderator
G21C   5/14  \	1	1	2G070	G21C   5/14	24	ħΤ	characterised by shape
G21C   5/16  \	2	2	2G070	G21C   5/16	18	ʬη	Shape of its constituent parts
G21C   5/18  \	1	1	2G070	G21C   5/18	191	ʾγΰͭ뤳ȤˤäħŤ줿	characterised by the provision of more than one active zone
G21C   5/20  \	2	2	2G070	G21C   5/20	217	Ĥΰ褬ʬʪͭ¾ΰ褬ʪͭ	wherein one zone contains fissile material and another zone contains breeder material
G21C   5/22  \	2	2	2G070	G21C   5/22	11	Ĥΰ褬ǮǤ	wherein one zone is a superheating zone
G21C   7/00  \	0	0	2G072	G21C   7/00	281	ҳȿΣ	Control of nuclear reaction
G21C   7/00 100 \	1	1	2G072	G21C   7/00	99	ǳڥåǳʤߺѡΣУãɡϤˤǳ»ɻߤ˴ؤ	related to prevention of fuel damage due to interaction between fuel pellets and fuel coating material (PCI)
G21C   7/00 200 \	1	1	2G072	G21C   7/00	231	ϧˤޤǳ֤ħΤ	characterised by arrangements of control rods or fuel rods in reactor core
G21C   7/00 300 \	1	1	2G072	G21C   7/00	59	ǳǻѲˤ	by enrichment change of fuel
G21C   7/02  \	1	1	2G072	G21C   7/02	19	ϧμѤΡʲٰ֣ͭǣãˡΣ	by using self-regulating properties of reactor materials (arrangements that involve temperature stability G21C7/32)
G21C   7/04  \	2	2	2G072	G21C   7/04	176	ǳʪѤΡǳβǳʪǣãˡΣ	of burnable poisons (burnable poisons in fuel rods G21C3/326) [5]
G21C   7/06  \	1	1	2G072	G21C   7/06	68	ҵۼࡤʤѤϤ뤫礭ۼѤͭѤΡΣ	by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
G21C   7/08  \	2	2	2G072	G21C   7/08	350	ǡ㡥Ѱ̤ˤΡΣ	by displacement of solid control elements, e.g. control rods
G21C   7/08 100 \	3	3	2G072	G21C   7/08	264	ΰȴƻ˴ؤ	related to control rod drawing monitoring
G21C   7/10  \	3	3	2G072	G21C   7/10	286	Ǥι¤Σ	Construction of control elements
G21C   7/10 100 \	4	4	2G072	G21C   7/10	50	졼Ρ˴ؤ	related to gray nose control rods
G21C   7/10 200 \	4	4	2G072	G21C   7/10	48	ιबæǽˤʤäƤ	having replaceable components of control rods
G21C   7/10 300 \	4	4	2G072	G21C   7/10	240	ħΤΡʣǣãͥ	characterised by material (G21C7/24 takes precedence)
G21C   7/10 400 \	4	4	2G072	G21C   7/10	75	ҵۼΰưɻߤ褦ˤ	preventing movement of neutron absorbers
G21C   7/10 500 \	4	4	2G072	G21C   7/10	212	ҵۼǽϤʬۤ⤿	providing a distribution of neutron absorption capacity
G21C   7/103  \	4	4	2G072	G21C   7/103	40	İʾεۼΤۤˡ¾ǡ㡥ǳޤϸ®Ǥޤ潸ΡΣ	Control assemblies containing one or more absorbants as well as other elements, e.g. fuel or moderator elements [5]
G21C   7/107  \	4	4	2G072	G21C   7/107	33	ڥ֥٥åɸϧŬ礵줿ǡΣ	Control elements adapted for pebble-bed reactors [5]
G21C   7/11  \	4	4	2G072	G21C   7/11	59	ѷǽǡ㡥̼ߡἰΣ	Deformable control elements, e.g. flexible, telescopic, articulated [5]
G21C   7/113  \	4	4	2G072	G21C   7/113	400	ʿǤǺ줿ǡǤβ̤ĤΡΣ	Control elements made of flat elements; Control elements having cruciform cross-section [5]
G21C   7/117  \	4	4	2G072	G21C   7/117	140	Υ饹ѥ¤Σ	Clusters of control rods; Spider construction [5]
G21C   7/12  \	3	3	2G072	G21C   7/12	114	Ǥ˾ΰ֤˰ưʡʶ۵޻ˤȿϧΣǣãˡΣ	Means for moving control elements to desired position (dropping control rods into the reactor core in an emergency G21C 9/02 )
G21C   7/12 100 \	4	4	2G072	G21C   7/12	185	̾ϵŪư۾ϱհޤϵưѤ	using mechanical drive arrangements in normal conditions, and hydraulic or pneumatic drive arrangements in abnormal conditions
G21C   7/12 200 \	4	4	2G072	G21C   7/12	80	ư˥ƥåץ⡼ʤѥ륹⡼Ѥ	using stepper (pulse) motors for drive arrangements
G21C   7/12 300 \	4	4	2G072	G21C   7/12	64	ħΤ	characterised by material
G21C   7/14  \	4	4	2G072	G21C   7/14	371	ŪưΣ	Mechanical drive arrangements
G21C   7/14 100 \	5	5	2G072	G21C   7/14	121	֤η絡˴ؤ	related to engagement mechanisms between components
G21C   7/14 110 \	6	6	2G072	G21C   7/14	194	ưȤηħΤ	characterised by engagement between control rods and control rod drive arrangements
G21C   7/14 200 \	5	5	2G072	G21C   7/14	54	٥˴ؤ	related to seal bellows
G21C   7/14 300 \	5	5	2G072	G21C   7/14	13	С˴ؤ	related to cover gases
G21C   7/14 400 \	5	5	2G072	G21C   7/14	32	ޤɤ⤭夬ɻߵ˴ؤ	related to ballooning prevention mechanisms for control rods or control rod guide tubes
G21C   7/14 500 \	5	5	2G072	G21C   7/14	54	ήϿư˴ؤ	related to suppression of flow-induced oscillations of control rods
G21C   7/14 600 \	5	5	2G072	G21C   7/14	118	ưȤƥ磻䡼פѤ	using wire ropes as drive arrangements
G21C   7/14 700 \	5	5	2G072	G21C   7/14	65	ưȤƲưѤ	using movable coils as drive arrangements
G21C   7/14 800 \	5	5	2G072	G21C   7/14	78	åưͭ	having drive mechanisms with magnetic jacks
G21C   7/14 900 \	5	5	2G072	G21C   7/14	136	ɤ˴ؤ	related to control rod guide tubes
G21C   7/16  \	4	4	2G072	G21C   7/16	120	尵ޤϵưΣ	Hydraulic or pneumatic drive arrangements
G21C   7/16 100 \	5	5	2G072	G21C   7/16	190	ưι¤˴ؤ	related to structure of drive arrangements
G21C   7/16 110 \	6	6	2G072	G21C   7/16	80	ưȤη絡ħΤ	characterised by engagement mechanisms between control rods and control rod drive arrangements
G21C   7/16 120 \	6	6	2G072	G21C   7/16	46	°Ϣ	Accessory equipments
G21C   7/16 200 \	5	5	2G072	G21C   7/16	253	հϤޤϵϤ˴ؤ	related to hydraulic or pneumatic systems
G21C   7/16 210 \	6	6	2G072	G21C   7/16	142	尵˥åȡΣȣãաϤ˴ؤ	related to hydraulic control units (HCU)
G21C   7/16 300 \	5	5	2G072	G21C   7/16	37	ɤ˴ؤ	related to control rod guide tubes
G21C   7/16 400 \	5	5	2G072	G21C   7/16	53	ΰָ֤	with control rod position indicators
G21C   7/16 500 \	5	5	2G072	G21C   7/16	88	ϥ󥰤˴ؤ	related to control rod housings
G21C   7/16 600 \	5	5	2G072	G21C   7/16	22	®˴ؤ	related to velocity control of control rods
G21C   7/18  \	3	3	2G072	G21C   7/18	6	Ǥ˺ưư򤢤ʡΣ	Means for obtaining differential movement of control elements
G21C   7/20  \	3	3	2G072	G21C   7/20	120	׷ۼ֤֡Σ	Disposition of shock-absorbing devices
G21C   7/22  \	2	2	2G072	G21C   7/22	226	ήξޤήưҵۼѰ̤ˤΡΣ	by displacement of a fluid or fluent neutron-absorbing material
G21C   7/24  \	2	2	2G072	G21C   7/24	302	ҵۼʪΣ	Selection of substances for use as neutron-absorbing material
G21C   7/26  \	1	1	2G072	G21C   7/26	128	®ޤϤΰѰ̤ˤΡΣ	by displacement of the moderator or parts thereof
G21C   7/26 100 \	2	2	2G072	G21C   7/26	318	ƽ۴ή˴ؤ	related to recirculation flow control
G21C   7/27  \	2	2	2G072	G21C   7/27	162	ڥȥ륷եΣ	Spectral shift control [5]
G21C   7/28  \	1	1	2G072	G21C   7/28	139	ȿͺޤϤΰѰ̤ˤΡΣ	by displacement of the reflector or parts thereof
G21C   7/30  \	1	1	2G072	G21C   7/30	53	ϧǳޤϤΰǳǤѰ̤ˤΡΣ	by displacement of reactor fuel or fuel elements
G21C   7/32  \	1	1	2G072	G21C   7/32	75	ϧѺήѲˤΡΣ	by varying flow of coolant through the core
G21C   7/32 100 \	2	2	2G072	G21C   7/32	18	岹٤ˤ	by controlling the temperature of feedwater
G21C   7/34  \	1	1	2G072	G21C   7/34	58	켡ҸѤˤΡΣ	by utilisation of a primary neutron source
G21C   7/36  \	1	1	2G072	G21C   7/36	109	ϩΣ	Control circuits
G21C   9/00  \	0	0	2G002	G21C   9/00	925	ϧȹ¤Ϣ۵ɸΤιʶ۵ѤΤιǣã	Emergency protection arrangements structurally associated with the reactor (emergency cooling arrangements G21C15/18)
G21C   9/00 100 \	1	1	2G002	G21C   9/00	261	Τϳɻߤޤϸ	Prevention or reduction of gas leakage
G21C   9/004  \	1	1	2G002	G21C   9/004	976	Σ	Pressure suppression [5]
G21C   9/004 100 \	2	2	2G002	G21C   9/004	251	οи	steam outlets
G21C   9/004 200 \	2	2	2G002	G21C   9/004	67	ٻޤ䶯	support or reinforcement
G21C   9/004 300 \	2	2	2G002	G21C   9/004	117	ξޤϿ	Water purification or water quality improvement
G21C   9/004 400 \	2	2	2G002	G21C   9/004	148	Ǽƴ凉ץ졼	Containment spray
G21C   9/008  \	2	2	2G002	G21C   9/008	148	ĤޤϥեΣ	by rupture-discs or -diaphragms [5]
G21C   9/012  \	2	2	2G002	G21C   9/012	653	ǮѤˤΤޤϾŽ̤ˤΡ㡥ǥ󥵡Σ	by thermal accumulation or by steam condensation, e.g. ice condensers [5]
G21C   9/016  \	1	1	2G002	G21C   9/016	332	å㡼Σ	Core catchers [5]
G21C   9/02  \	1	1	2G002	G21C   9/02	153	λȿ٤®˸뤿μʡ㡥ϧҥ塼	Means for effecting very rapid reduction of the reactivity factor under fault conditions, e.g. reactor fuse
G21C   9/027  \	2	2	2G002	G21C   9/027	313	Ρ㡥γۼΡι®ˤΡΣ	by fast movement of a solid, e.g. pebbles [5]
G21C   9/033  \	2	2	2G002	G21C   9/033	183	ۼήΤˤΡΣ	by an absorbent fluid [5]
G21C   9/04  \	1	1	2G002	G21C   9/04	200	кҤ뤿μ	Means for suppressing fires
G21C   9/06  \	2	2	2G002	G21C   9/06	266	ȯѤɻߤ뤿μʡ㡥ƷΣ	Means for preventing accumulation of explosives gases, e.g. recombiners [5]
G21C  11/00  \	0	0	2G073	G21C  11/00	30	ϧȹ¤Ϣפؤ	Shielding structurally associated with the reactor
G21C  11/02  \	1	1	2G073	G21C  11/02	101	μפؤ	Biological shielding
G21C  11/02 100 \	2	2	2G073	G21C  11/02	260	ϧΤˤ	In reactors proper
G21C  11/02 200 \	2	2	2G073	G21C  11/02	129	۴δ̹ˤ	in through holes such as piping
G21C  11/02 210 \	3	3	2G073	G21C  11/02	70	ưưʹ¤ˤʤäƤ	having movable construction
G21C  11/04  \	2	2	2G073	G21C  11/04	6	ˤ	on waterborne craft
G21C  11/06  \	1	1	2G073	G21C  11/06	161	ȿѼפؤʤҤ»Ǿˤ뤿Τ	Reflecting shields, i.e. for minimising loss of neutrons
G21C  11/08  \	1	1	2G073	G21C  11/08	371	ǮפؤǮĥꡤʤˤȯ¦μפؤǮ뤪ΤǮû뤿μ	Thermal shields; Thermal linings, i.e. for dissipating heat from gamma radiation which would otherwise heat an outer biological shield
G21C  13/00  \	0	0	2G073	G21C  13/00	271	ƴǼƴǼ	Pressure vessels; Containment vessels; Containment in general
G21C  13/00 100 \	1	1	2G073	G21C  13/00	457	ƴϧƴΥɥ٥åޤϡɥꥢ	Pressure vessels, reactor vessels (including guard vessels), and calandria tanks
G21C  13/00 110 \	2	2	2G073	G21C  13/00	145	ƴ峸ե	upper lid of a pressure vessel and flanges
G21C  13/00 120 \	2	2	2G073	G21C  13/00	196	ƴưϥ󥰴	mirrors of pressure vessels, control rod drive mechanisms, and through section of housing
G21C  13/00 130 \	2	2	2G073	G21C  13/00	113	ƴ¤	Manufacture of pressure vessels
G21C  13/00 200 \	1	1	2G073	G21C  13/00	512	Ǽƴ	Containment vessels
G21C  13/00 210 \	2	2	2G073	G21C  13/00	54	Ǽƴե󥸡Ǽƴإåɳ	containment vessel flanges and head openings thereof
G21C  13/00 220 \	2	2	2G073	G21C  13/00	136	Ǽƴ¤θϧ롤ﲾ֥ס	superstructures of containment vessels (such as reactor wells and pools where equipment is placed temporarily)
G21C  13/00 230 \	2	2	2G073	G21C  13/00	83	ڥǥ̤ȥͥͭ	having a tunnel through pedestal
G21C  13/00 240 \	2	2	2G073	G21C  13/00	97	եեοդˡλٻ	Diaphragm floors, installation methods and supports thereof
G21C  13/00 300 \	1	1	2G073	G21C  13/00	295	ϧ	Buildings; reactor buildings
G21C  13/00 400 \	1	1	2G073	G21C  13/00	114	ӥ	Turbine buildings
G21C  13/00 500 \	1	1	2G073	G21C  13/00	491	Ĵ	Air conditioning
G21C  13/00 600 \	1	1	2G073	G21C  13/00	312	˴ϢǼƴʣǣãͥ	Containment vessels and buildings related to pressure suppression (G21C 9/00 takes precedence)
G21C  13/00 700 \	1	1	2G073	G21C  13/00	113	ϥץȤηߡù帶ϧη	Construction and foundation work of nuclear plants, and construction of offshore reactors
G21C  13/00 750 \	2	2	2G073	G21C  13/00	67	ϧη	construction of reactor buildings
G21C  13/00 751 \	3	3	2G073	G21C  13/00	225	ϧǼƴΥ󥯥꡼λܹ	execution of reactor buildings and the concrete section of containment vessels thereof
G21C  13/00 753 \	3	3	2G073	G21C  13/00	133	Ǽƴοդ	installation and construction of containment vessels
G21C  13/00 755 \	3	3	2G073	G21C  13/00	46	Ǽƴɡηߡ⥯졼οդ	construction of the upper dome of a containment vessel and installation of cranes in the building
G21C  13/00 757 \	3	3	2G073	G21C  13/00	19	ȡ饹η	construction of torus rooms
G21C  13/00 759 \	3	3	2G073	G21C  13/00	269	ŷ桤ɡλܹ۴λܹΥ˥åȹˡ	execution of ceilings, walls, and floors, and execution of pipes and the like (unit construction method)
G21C  13/00 761 \	3	3	2G073	G21C  13/00	256	ƴϧ⹽¤ʪα¡դ	transportation, acceptance, and installation of pressure vessels, structures within reactors, and equipment
G21C  13/02  \	1	1	2G073	G21C  13/02	44		Details
G21C  13/02 100 \	2	2	2G073	G21C  13/02	211	ܥȡʥåȡåɥܥȥƥ󥷥ʡ	Bolts, nuts, and stud bolt tensioners
G21C  13/02 200 \	2	2	2G073	G21C  13/02	113	ϧ¤ʪλٻʣǣãͥ	Support of reactor structures (G21C 13/02 takes precedence)
G21C  13/02 300 \	2	2	2G073	G21C  13/02	213	ϥå⡤å	hatches, doors, and air locks
G21C  13/02 400 \	2	2	2G073	G21C  13/02	8		Steps
G21C  13/024  \	2	2	2G073	G21C  13/024	0	ƴޤϳǼƴλٻ¤Σ	Supporting constructions for pressure vessels or containment vessels [5]
G21C  13/024 100 \	3	3	2G073	G21C  13/024	306	ƴϧƴΥɥ٥åޤϡɥꥢ󥯤λٻ	Supports for pressure vessels, reactor vessels (including guard vessels), and calandria tanks
G21C  13/024 110 \	4	4	2G073	G21C  13/024	132	ڥǥ롤ڥǥλٻ	Pedestals and support thereof
G21C  13/024 120 \	4	4	2G073	G21C  13/024	96	ӥ饤	stabilisers
G21C  13/024 200 \	3	3	2G073	G21C  13/024	218	Ǽƴλٻȿ̹¤	Support and aseismatic structure of containment vessels and buildings
G21C  13/024 210 \	4	4	2G073	G21C  13/024	28	ɥå	sand cushions
G21C  13/024 220 \	4	4	2G073	G21C  13/024	33	饰	shear key and shear lug
G21C  13/028  \	2	2	2G073	G21C  13/028	100	̩㡥ƴޤϳǼƴΤΤΡΣ	Seals, e.g. for pressure vessels or containment vessels [5]
G21C  13/028 100 \	3	3	2G073	G21C  13/028	36	եեΥ빽¤	Sealing structure of diaphragm floors
G21C  13/028 200 \	3	3	2G073	G21C  13/028	65	ϧ륷٥ǳ򴹥٥	reactor well seal bellows and fuel exchange bellows
G21C  13/032  \	2	2	2G073	G21C  13/032	165	ɤƴɴ֤ηѤꡤ㡥ǮϤθΡΣ	Joints between tubes and vessel walls, e.g. taking into account thermal stresses [5]
G21C  13/036  \	3	3	2G073	G21C  13/036	7	ƴ̤ɡʤɤξ¦ޤǿӤƤΡΣ	the tube passing through the vessel wall, i.e. continuing on both sides of the wall [5]
G21C  13/04  \	2	2	2G073	G21C  13/04	7	ıӼ̤Τι	Arrangements for expansion and contraction
G21C  13/06  \	2	2	2G073	G21C  13/06	170	̩ץ饰	Sealing-plugs
G21C  13/067  \	3	3	2G073	G21C  13/067	1	ɾΤΤΡ㡥ɥѥסץ饰ѥå֡Σ	for tubes, e.g. standpipes; Locking devices for plugs [5]
G21C  13/067 100 \	4	4	2G073	G21C  13/067	73	Υĺ	closing devices for main heat nozzles
G21C  13/067 200 \	4	4	2G073	G21C  13/067	35	ϴɤΥץ饰åץ饰	sealing-plugs and shielding-plugs for pressure tubes
G21C  13/073  \	3	3	2G073	G21C  13/073	112	ϧƴѤγ㡥žǽʤΡΣ	Closures for reactor-vessels, e.g. rotatable [5]
G21C  13/073 100 \	4	4	2G073	G21C  13/073	121	åץ饰Ȳžץ饰δַΥ	Sealing space between a shielding plug and a revolving plug
G21C  13/073 110 \	5	5	2G073	G21C  13/073	114	ե꡼	freeze seal
G21C  13/073 200 \	4	4	2G073	G21C  13/073	13	ַΰʪ	removal of foreign matters from spaces
G21C  13/073 300 \	4	4	2G073	G21C  13/073	39	ץ饰ξߡž	elevation and revolving of plugs
G21C  13/073 400 \	4	4	2G073	G21C  13/073	98	ץ饰βǮѡǮ	heating, cooling, and thermal insulation of plugs
G21C  13/073 500 \	4	4	2G073	G21C  13/073	20	ǥåץץ졼	dip plates
G21C  13/08  \	1	1	2G073	G21C  13/08	137	ħΤƴƴѺ	Vessels characterised by the material; Selection of materials for pressure vessels
G21C  13/087  \	2	2	2G073	G21C  13/087	123	°ƴΣ	Metallic vessels [5]
G21C  13/093  \	2	2	2G073	G21C  13/093	8	󥯥꡼ƴΣ	Concrete vessels [5]
G21C  13/093 100 \	3	3	2G073	G21C  13/093	96	ץ쥹ȥ쥹ȥ󥯥꡼ȰƴǼƴ	prestressed concrete pressure vessels and containment vessels
G21C  13/093 200 \	3	3	2G073	G21C  13/093	250	饤ʡ󥫡饤ʡΥ󥯥꡼	Concrete injection into liners, anchors, and liner sections
G21C  13/10  \	1	1	2G073	G21C  13/10	170	ϳ̤ˤɤμ	Means for preventing contamination in event of leakage
G21C  15/00  \	0	0	2G074	G21C  15/00	8	ϧͭ밵ƴѷϡѺ	Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
G21C  15/00  A	0	0	2G074	G21C  15/00	19	ɥץ饰ήĴץ饰	Drain plugs, discharge control plugs, and valves
G21C  15/00  B	0	0	2G074	G21C  15/00	70	£ף	BWR
G21C  15/00  P	0	0	2G074	G21C  15/00	28	Уף	PWR
G21C  15/00  F	0	0	2G074	G21C  15/00	70	ƣ£	FBR
G21C  15/00  D	0	0	2G074	G21C  15/00	6	ſ帺®ϧ	Heavy water moderator reactors
G21C  15/00  G	0	0	2G074	G21C  15/00	21	ϧ	Gas-cooled reactors
G21C  15/00  Z	0	0	2G074	G21C  15/00	55	¾Τ	Others
G21C  15/02  \	1	1	2G074	G21C  15/02	7	ǮѺãϩι¤ޤ֡㡥ǳǤλٻʪ̤Ѻ۴Ĥ뤿Τ	Arrangement or disposition of passages in which heat is transferred to the coolant, e.g. for coolant circulation through the supports of the fuel elements
G21C  15/02  B	1	0	2G074	G21C  15/02	164	ϧѺηϩι¤ޤ	Structure or arrangement of paths of coolants within reactors
G21C  15/02  C	1	1	2G074	G21C  15/02	166	ϧ	upper core
G21C  15/02  H	1	2	2G074	G21C  15/02	94	ϧή	rectifier in the upper mechanism of a core
G21C  15/02  M	1	1	2G074	G21C  15/02	111	ϧ	core section
G21C  15/02  U	1	1	2G074	G21C  15/02	100	ϧ	lower core
G21C  15/02  E	1	2	2G074	G21C  15/02	124	ǳٻˤήĴ	discharge control in fuel supporting fixtures
G21C  15/02  A	1	2	2G074	G21C  15/02	135	ȥ󥹥ΥϢɤˤήĴ	discharge control with entrance nozzles and connection tubes
G21C  15/02  N	1	1	2G074	G21C  15/02	87	ϧƴɼ	areas around reactor vessels
G21C  15/02  Q	1	1	2G074	G21C  15/02	92	ݥ׼	areas around pumps
G21C  15/02  R	1	1	2G074	G21C  15/02	130	Ǯ򴹴ʥݥ׼ͥ	areas around heat exchangers (area around pumps take precedence)
G21C  15/02  S	1	1	2G074	G21C  15/02	125	ϧϧƴδ	space between a core and reactor vessel
G21C  15/02  V	1	1	2G074	G21C  15/02	128	Ѻ	areas around the exit and entry of coolants
G21C  15/02  K	1	2	2G074	G21C  15/02	56	她ѡ㡼	water supply spargers
G21C  15/02  Z	1	0	2G074	G21C  15/02	40	¾Τ	Others
G21C  15/04  \	2	2	2G074	G21C  15/04	23	ʬޤʪǮФ	from fissile or breeder material
G21C  15/06  \	3	3	2G074	G21C  15/06	2	ǳǤˤ	in fuel elements
G21C  15/06  A	3	0	2G074	G21C  15/06	155		Water
G21C  15/06  C	3	0	2G074	G21C  15/06	69	ʥȥꥦ	Sodium
G21C  15/06  E	3	0	2G074	G21C  15/06	76		Gases
G21C  15/06  Z	3	0	2G074	G21C  15/06	7	¾Τ	Others
G21C  15/08  \	2	2	2G074	G21C  15/08	8	®फǮФ	from moderating material
G21C  15/10  \	2	2	2G074	G21C  15/10	18	ȿͺޤǮפؤǮФ	from reflector or thermal shield
G21C  15/12  \	2	2	2G074	G21C  15/12	12	ƴ狼ǮФ	from pressure vessel; from containment vessel
G21C  15/12  A	2	0	2G074	G21C  15/12	73	Ѻबθϧ̣£ףҡУףҡſϧ	Coolants are water reactors (such as BWR, PWR, and heavy water reactors)
G21C  15/12  F	2	0	2G074	G21C  15/12	124	ƣ£	FBR
G21C  15/12  G	2	0	2G074	G21C  15/12	21	ϧ	Gas-cooled reactors
G21C  15/12  Z	2	0	2G074	G21C  15/12	9	¾Τ	Others
G21C  15/14  \	2	2	2G074	G21C  15/14	33	ǮήΤƳƳɤǮФΡ֡㡥ݥס顤ޤǤʤƳɤǮФ	from ducts conducting a hot fluid; from ducts comprising auxiliary apparatus, e.g. pumps, cameras
G21C  15/16  \	1	1	2G074	G21C  15/16	267	ʬΥʤޤ	comprising means for separating liquid and steam
G21C  15/18  \	1	1	2G074	G21C  15/18	10	۵ѷϡϧ߸ȯǮ	Emergency cooling arrangements; Removing shut-down heat
G21C  15/18  A	1	0	2G074	G21C  15/18	344	۵ѷ	Emergency cooling arrangements
G21C  15/18  V	1	1	2G074	G21C  15/18	166	۵ѷϤ˴ؤ	related to control on emergency cooling arrangements
G21C  15/18  M	1	0	2G074	G21C  15/18	386	ϧ߸ȯǮѷ	Cooling arrangements removing shut-down heat
G21C  15/18  Y	1	1	2G074	G21C  15/18	149	ϧ߸ȯǮѷϤ˴ؤ	related to control on emergency cooling arrangements removing shut-down heat
G21C  15/18  K	1	0	2G074	G21C  15/18	139	ȵԵ塢ƥȤ˴ؤ	Related to heat, waiting, sealing water, and tests
G21C  15/18  B	1	0	2G074	G21C  15/18	300	ʤ˴ؤΡʼưϡŽ̡ӽ	Related to decompression means (such as automatic decompression systems, steam condensation, and steam emission)
G21C  15/18  L	1	0	2G074	G21C  15/18	146	ѺʤħΤΡʽ߰ưŪ	Characterised by coolant injection means (falling-with -gravity, pressure build-up injection, and passive injection methods)
G21C  15/18  W	1	0	2G074	G21C  15/18	181	帻ħΤ	Characterized by water sources
G21C  15/18  T	1	0	2G074	G21C  15/18	185	۴ɡۤħΤ	Characterized by piping and valves
G21C  15/18  F	1	0	2G074	G21C  15/18	86	ѺиڤӤμդħΤ	Characterized by entries and exits, and peripheral areas of coolants
G21C  15/18  C	1	0	2G074	G21C  15/18	87	ƴѹ¤ħΤ	Characterized by the cooling structure within a container
G21C  15/18  E	1	1	2G074	G21C  15/18	136	ϧѹ¤ħΤ	Characterized by the cooling structure in a core
G21C  15/18  H	1	1	2G074	G21C  15/18	184	ץ졼۴ɤ֡ץ졼ʬۤħΤ	Characterized by arrangement of spray pipes and spray distribution
G21C  15/18  J	1	1	2G074	G21C  15/18	28	ץ졼ΥħΤ	Characterized by spray nozzles
G21C  15/18  P	1	0	2G074	G21C  15/18	98	ݥפιħΤ	Characterized by the construction and the like of pumps
G21C  15/18  R	1	0	2G074	G21C  15/18	236	Ǯ򴹴ͭϩħΤ	Characterized by paths having heat exchangers
G21C  15/18  U	1	1	2G074	G21C  15/18	80	Ѵ	air coolers
G21C  15/18  G	1	0	2G074	G21C  15/18	94	֤ͭϩħΤ	Characterized by paths having purifying devices
G21C  15/18  S	1	0	2G074	G21C  15/18	57	ѷϤȴϢΤ	Related to aiding equipment and seawater cooling systems
G21C  15/18  Z	1	0	2G074	G21C  15/18	64	¾	Others
G21C  15/20  \	1	1	2G074	G21C  15/20	5	ǳͥȸ®δ֤λڤޤǮ㡥ϴɷϧˤ	Partitions or thermal insulation between fuel channel and moderator, e.g. in pressure tube reactors
G21C  15/22  \	1	1	2G074	G21C  15/22	14	إåޤ¾δɤѴɤη繽¤㡥ϴɷϧˤΡΣ	Structural association of coolant tubes with headers or other pipes, e.g. in pressure tube reactors [4]
G21C  15/22  A	1	0	2G074	G21C  15/22	68	ڿϧ	Light water reactors
G21C  15/22  D	1	0	2G074	G21C  15/22	13	ſϧ	heavy water reactors
G21C  15/22  Z	1	0	2G074	G21C  15/22	5	¾Τ	Others
G21C  15/24  \	1	1	2G074	G21C  15/24	27	Ѻή¥ʤ	Promoting flow of the coolant
G21C  15/243  \	2	2	2G074	G21C  15/243	67	ѡΣ	for liquids [5]
G21C  15/243 510 \	3	3	2G074	G21C  15/243	51	󥿡ʥݥ	internal pumps
G21C  15/243 510 A	3	0	2G074	G21C  15/243	147	󥿡ʥݥפι¤˴ؤ	Related to the structure of an internal pump
G21C  15/243 510 B	3	1	2G074	G21C  15/243	25	ǥե塼˴ؤ	related to diffusers
G21C  15/243 510 C	3	1	2G074	G21C  15/243	12	ڥ˴ؤ	related to impellers
G21C  15/243 510 D	3	1	2G074	G21C  15/243	19	ȥå塼֤˴ؤ	related to stretch tubes
G21C  15/243 510 E	3	1	2G074	G21C  15/243	23	˴ؤ	related to bearings
G21C  15/243 510 F	3	1	2G074	G21C  15/243	15	ϳɻߤ˴ؤ	related to the prevention of leakage
G21C  15/243 510 G	3	1	2G074	G21C  15/243	45	˴ؤ	related to sealing
G21C  15/243 510 H	3	1	2G074	G21C  15/243	30	ѡ˴ؤ	related to purge
G21C  15/243 510 J	3	0	2G074	G21C  15/243	22	Ǯк˴ؤ	related to countermeasures against thermal stress
G21C  15/243 510 Z	3	0	2G074	G21C  15/243	30	¾	Others
G21C  15/243 520 \	4	4	2G074	G21C  15/243	29	դٻưɻߡɻ	installation, support, prevention of vibrations, prevention of falling, and the like
G21C  15/243 520 A	4	0	2G074	G21C  15/243	193	谷æƥʥ󥹤˴ؤ	Related to handling, installation and removal, and maintenance
G21C  15/243 520 B	4	0	2G074	G21C  15/243	92	ưɻߡѿ̤˴ؤ	Related to prevention of vibrations and earthquake proof
G21C  15/243 520 C	4	0	2G074	G21C  15/243	14	ɻߤ˴ؤ	Related to prevention of falling
G21C  15/243 520 Z	4	0	2G074	G21C  15/243	17	¾	Others
G21C  15/243 530 \	4	4	2G074	G21C  15/243	106	ʺƽ۴ǣãˡưŸ	control (recirculating control)
G21C  15/247  \	3	3	2G074	G21C  15/247	126	ζ°ѡΣ	for liquid metals [5]
G21C  15/25  \	3	3	2G074	G21C  15/25	336	åȥݥפѤΡΣ	using jet pumps [5]
G21C  15/253  \	2	2	2G074	G21C  15/253	5	ѡ㡥֡Σ	for gases, e.g. blowers [5]
G21C  15/257  \	2	2	2G074	G21C  15/257	22	ҡȥѥפѤΡΣ	using heat-pipes [5]
G21C  15/26  \	2	2	2G074	G21C  15/26	125	ήˤΡ㡥;ΤΡͥѤ	by convection, e.g. using chimneys, using divergent channels
G21C  15/28  \	1	1	2G074	G21C  15/28	10	Ѻʸ®ȤѤǣã	Selection of specific coolants (if serving as the moderator G21C 5/12)
G21C  15/28  A	1	0	2G074	G21C  15/28	45	ͭ	Organic materials
G21C  15/28  C	1	0	2G074	G21C  15/28	23	̵	Inorganic materials
G21C  15/28  E	1	0	2G074	G21C  15/28	9		Gases
G21C  15/28  Z	1	0	2G074	G21C  15/28	11	¾Τ	Others
G21C  17/00  \	0	0	2G075	G21C  17/00	327	ƻ롨	Monitoring; Testing
G21C  17/00 010 \	1	1	2G075	G21C  17/00	111	ϧݸϤδƻ롤	
G21C  17/00 020 \	1	1	2G075	G21C  17/00	258	žߥ졼ϵʪѤ	
G21C  17/00 030 \	1	1	2G075	G21C  17/00	350	Ѻƻϣǣã	
G21C  17/00 040 \	1	1	2G075	G21C  17/00	108	Ǽƴ⥬˥	
G21C  17/00 050 \	1	1	2G075	G21C  17/00	208	ưưˤƻΣšˡ®ٷסȥ󥹥塼	
G21C  17/00 100 \	1	1	2G075	G21C  17/00	390	ץΤδƻޤϿ	Monitoring and diagnosis of the whole plant
G21C  17/00 110 \	2	2	2G075	G21C  17/00	354	۾οǤޤͽ¬ä˻λˤΡ	diagnosis and predictions of failures (especially, when an accident happens)
G21C  17/00 200 \	1	1	2G075	G21C  17/00	206	ϧδƻޤϿ	Monitoring and diagnosis of cores
G21C  17/00 210 \	2	2	2G075	G21C  17/00	314	ʬۤ¬ޤϴƻ롤ϧΥߥ졼	measurement and monitoring of an output distribution and simulators for a core
G21C  17/00 220 \	2	2	2G075	G21C  17/00	184	ϧ֤ޤϽʬۤͽ¬Υǻʬۤδƻ롦ͽ¬	predictions of the state of a core and of an output distribution, and monitoring and predictions of the distribution of a xenon concentration
G21C  17/00 230 \	2	2	2G075	G21C  17/00	199	ǮŪ;͵ޤǳδƻޤͽ¬	monitoring and predictions of heating margins and health of materials
G21C  17/00 240 \	2	2	2G075	G21C  17/00	117	ϧϧޤϥͥΰδƻ	monitoring of the safety of reactors, cores, and channels
G21C  17/00 300 \	1	1	2G075	G21C  17/00	93	餮¬ˤƻޤϿ	Monitoring and diagnosis by measuring fluctuations
G21C  17/00 400 \	1	1	2G075	G21C  17/00	303	κμ衤	Sampling and treatment of specimen
G21C  17/00 500 \	1	1	2G075	G21C  17/00	533	ǽδƻ롨	Monitoring of radioactivity and radiation; management of the access
G21C  17/00 600 \	1	1	2G075	G21C  17/00	225	ײ衤ٱ֡ޤѰ	Periodic test plans, support equipment, or pressure proof tests
G21C  17/00 700 \	1	1	2G075	G21C  17/00	377	סɽ	Control instrumentation panels; indication
G21C  17/003  \	1	1	2G075	G21C  17/003	1922	ƴ㡥ƴαָΣ	Remote inspection of vessels, e.g. pressure vessels [5]
G21C  17/003 100 \	2	2	2G075	G21C  17/003	525	Ķõ	supersonic crack detection
G21C  17/003 200 \	2	2	2G075	G21C  17/003	296	ȯƻ	inspection and monitoring of steam generators
G21C  17/007  \	2	2	2G075	G21C  17/007	91	ƴγ¦ɽ̤θΣ	Inspection of the outer surfaces of vessels [5]
G21C  17/01  \	2	2	2G075	G21C  17/01	423	ƴ¦ɽ̤θΣ	Inspection of the inner surfaces of vessels [5]
G21C  17/013  \	2	2	2G075	G21C  17/013	440	򤹤ưΡΣ	Inspection vehicles [5]
G21C  17/017  \	1	1	2G075	G21C  17/017	816	۴ɤޤϴɤθޤݼΣ	Inspection or maintenance of pipe-lines or tubes in nuclear installations [5]
G21C  17/02  \	1	1	2G075	G21C  17/02	470	Ѻ⤷ϸ®ƻ뤹뤿֤ޤ	Devices or arrangements for monitoring coolant or moderator
G21C  17/02 100 \	2	2	2G075	G21C  17/02	219	٤¬	Measuring temperature
G21C  17/02 200 \	2	2	2G075	G21C  17/02	77	Ϥ¬	Measuring pressure
G21C  17/02 300 \	2	2	2G075	G21C  17/02	421	ʬǻ٤¬	Measuring the density of components
G21C  17/02 400 \	2	2	2G075	G21C  17/02	113	ǽ¬	Measuring radiation
G21C  17/02 500 \	2	2	2G075	G21C  17/02	43	ήư֡ӥơ󡤴ϩĺɤδƻ	Monitoring the state of fluidity, cavitation, and closing of conduits
G21C  17/02 600 \	2	2	2G075	G21C  17/02	24	Ѻƻϡϩ	Transmission systems for monitoring coolants and pressure transmission paths
G21C  17/022  \	2	2	2G075	G21C  17/022	882	Ѻޤϸ®ƻ뤹뤿ΤΡΣ	for monitoring liquid coolants or moderators [5]
G21C  17/025  \	3	3	2G075	G21C  17/025	4	ζ°Ѻƻ뤹뤿ΤΡΣ	for monitoring liquid metal coolants [5]
G21C  17/025 100 \	4	4	2G075	G21C  17/025	266	ʥȥꥦϳ̤δƻ	monitoring the leakage of sodium
G21C  17/025 200 \	4	4	2G075	G21C  17/025	95	ϳ̻˥ʥȥꥦݿȿȤʤ	involving the reaction of sodium and water at leakage
G21C  17/028  \	2	2	2G075	G21C  17/028	31	Ѻƻ뤹뤿ΤΡΣ	for monitoring gaseous coolants [5]
G21C  17/032  \	2	2	2G075	G21C  17/032	295	ϧѺή¬ޤϴƻΣ	Reactor-coolant flow measuring or monitoring [5]
G21C  17/035  \	2	2	2G075	G21C  17/035	349	®ޤѺΥ٥븡֡Σ	Moderator- or coolant-level detecting devices [5]
G21C  17/038  \	2	2	2G075	G21C  17/038	100	®ޤѺʨƭСΣ	Boiling detection in moderator or coolant [5]
G21C  17/04  \	2	2	2G075	G21C  17/04	99	Ҥθ	Detecting burst slugs
G21C  17/06  \	1	1	2G075	G21C  17/06	136	ǳ⤷ǳǤϧγ¦Ǵƻޤ뤿֤ޤ֡㡥С󥢥åסФΡʣǣãǣãͥ表ϧžǳǤϳ̤θУǣã	Devices or arrangements for monitoring or testing fuel or fuel elements outside the reactor core, e.g. for burn-up, for contamination (G21C?17/08, G21C?17/10 take precedence; detecting leaking fuel elements during reactor operation G21C?17/04)
G21C  17/06 010 \	2	2	2G075	G21C  17/06	112	ǳ٤¬	
G21C  17/06 020 \	2	2	2G075	G21C  17/06	143	ǳʪΣУǣ䡤󣲣Ϥ¬	
G21C  17/06 030 \	2	2	2G075	G21C  17/06	465	ǳΤθδַ䡤Хޤϡڡθ	
G21C  17/06 040 \	2	2	2G075	G21C  17/06	264	ǳǤθ	
G21C  17/06 050 \	2	2	2G075	G21C  17/06	179	ǳڥåȡξޤʴǳθ	
G21C  17/06 060 \	2	2	2G075	G21C  17/06	73	ȿ١ˣ¬	
G21C  17/06 070 \	2	2	2G075	G21C  17/06	100	׳̤׳٤¬	
G21C  17/06 080 \	2	2	2G075	G21C  17/06	66	ǳ谷δƻޤǳδ	
G21C  17/06 090 \	2	2	2G075	G21C  17/06	75	ǳǤȷ¬Ȥȹ礻Σɣƣ	
G21C  17/06 100 \	2	2	2G075	G21C  17/06	55	ǳǤμ	identification of fuel elements
G21C  17/06 110 \	2	2	2G075	G21C  17/06	40	ǳⰵ¬	measurement of the pressure within fuel elements
G21C  17/07  \	2	2	2G075	G21C  17/07	92	ϳ̻Σ	Leak testing [5]
G21C  17/07 100 \	3	3	2G075	G21C  17/07	236	󥳥åԥ󥰤ˤ	by in-core shipping
G21C  17/07 200 \	3	3	2G075	G21C  17/07	79	ȥåԥ󥰤ˤΡǳˤ	by out-core shipping; while transferring fuels
G21C  17/07 300 \	3	3	2G075	G21C  17/07	49	ǳüʹ¤ˤ	by the special structure of a fuel
G21C  17/07 400 \	3	3	2G075	G21C  17/07	88	ָΤħͭ	Characterized by the detection of position
G21C  17/07 500 \	3	3	2G075	G21C  17/07	40	ȯҤˤ	by delayed neutrons
G21C  17/07 600 \	3	3	2G075	G21C  17/07	37	ץ쥷ԥơˡˤ	by the precipitator method
G21C  17/07 700 \	3	3	2G075	G21C  17/07	68	ޤϦˤ	by beta or gamma rays
G21C  17/07 800 \	3	3	2G075	G21C  17/07	50	ĶȤˤ	by supersonic waves
G21C  17/07 900 \	3	3	2G075	G21C  17/07	49	ˡˤ	by the tagging method
G21C  17/08  \	1	1	2G075	G21C  17/08	611	ϧޤϸ®๽¤ȴѻ֡㡥ƥӥ󥫥顤ڥꥹס롤Ȥȹ礻	Structural combination of reactor core or moderator structure with viewing means, e.g. with television camera, periscope, window
G21C  17/10  \	1	1	2G075	G21C  17/10	63	ǳǡϧޤϸ®๽¤ȴη״㡥ǽҤ¬ʤȤȹ礻	Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
G21C  17/10 100 \	2	2	2G075	G21C  17/10	92	ϧʪŪ¬	Measuring the physical characteristics of a reactor
G21C  17/10 200 \	2	2	2G075	G21C  17/10	130	ħͭ	Characterized by the process of signals
G21C  17/10 300 \	2	2	2G075	G21C  17/10	43	д֤ħͭ	Characterized by the arrangement of neutron detectors
G21C  17/10 400 \	2	2	2G075	G21C  17/10	249	ϧɤι¤ޤϻٻ	Construction or support of instrument tubes within a reactor
G21C  17/10 410 \	3	3	2G075	G21C  17/10	44	ϧƴȤη	linking section with a reactor vessel
G21C  17/10 420 \	3	3	2G075	G21C  17/10	66	ϧ⹽¤ʪȤλٻʤħͭ	Characterized by the structure of a reactor and support means
G21C  17/10 500 \	2	2	2G075	G21C  17/10	175	дԤޤ϶ư	Travelling or driving devices for the detector
G21C  17/10 510 \	3	3	2G075	G21C  17/10	92	桤ϩħͭ	Characterized by selecting travelling control and the passage thereof
G21C  17/10 600 \	2	2	2G075	G21C  17/10	181	η״郎«¬ʰʳΤ	Sensitivity instruments not using neutron flux measurement means
G21C  17/10 700 \	2	2	2G075	G21C  17/10	130	Υڥȥ륷եޤϤ˴Ϣƻ	Monitoring related to control rods (including spectral rods and the like)
G21C  17/10 710 \	3	3	2G075	G21C  17/10	218	ΰָФޤɽ	Detecting or displaying the location of a control rod
G21C  17/10 720 \	3	3	2G075	G21C  17/10	31	ư֤ޤ϶ư®٤¬	Measuring the operation time or drive speed of a control rod
G21C  17/10 730 \	3	3	2G075	G21C  17/10	27	δƻ	Monitoring the falling of a control rod
G21C  17/10 740 \	3	3	2G075	G21C  17/10	18	ưȤηǧ	Verifying the connection between control rods and control rod drive arrangements
G21C  17/10 750 \	3	3	2G075	G21C  17/10	82	ˤΰ֤ޤưδƻ롤¬	Monitoring and measuring the operation or position of a control rod at scram
G21C  17/10 760 \	3	3	2G075	G21C  17/10	165	δƻޤϻؼ	Monitoring or directing the operation of control rods
G21C  17/104  \	2	2	2G075	G21C  17/104	102	ȿ٤¬ꤹΡΣ	Measuring reactivity [5]
G21C  17/108  \	2	2	2G075	G21C  17/108	187	ϧΥեå¬ꤹΡΣ	Measuring reactor flux [5]
G21C  17/108 100 \	3	3	2G075	G21C  17/108	152	ʬۤޤ«¬	Measuring the output distribution or neutron flux
G21C  17/108 110 \	4	4	2G075	G21C  17/108	93	ԣɣСԷҸдϤˤΡԣɣФѤҸдγĴ	using a TIP (neutron detector on a vehicle); calibration and gain adjustment of a neutron detector by using a TIP
G21C  17/108 120 \	4	4	2G075	G21C  17/108	96	ҸдγĴΣԣɣФѤΤϽ	calibration and gain adjustment of a neutron detector (excluding any method using TIP)
G21C  17/108 200 \	3	3	2G075	G21C  17/108	70	磻ɥ󥸥˥󥸤	Wide range monitors; switching ranges
G21C  17/108 300 \	3	3	2G075	G21C  17/108	64	ϧ«¬	Measuring neutron flux from outside of a reactor
G21C  17/112  \	2	2	2G075	G21C  17/112	153	٤¬ꤹΡΣ	Measuring temperature [5]
G21C  17/116  \	2	2	2G075	G21C  17/116	137	ϩޤΡ㡥ŵ֥ѡΣ	Passages or insulators, e.g. for electric cables [5]
G21C  17/12  \	2	2	2G075	G21C  17/12	22	Ǥΰ븡ǻ	Sensitive element forming part of control element
G21C  17/12 100 \	3	3	2G075	G21C  17/12	103	Ҹд	Neutron detectors
G21C  17/12 200 \	3	3	2G075	G21C  17/12	19	ҸдʳΤ	Other than neutron detectors
G21C  17/12 300 \	3	3	2G075	G21C  17/12	70	дݸáٻħͭ	Characterized by the protection, shielding, and support of a neutron detector
G21C  17/12 400 \	3	3	2G075	G21C  17/12	11	˸д郎ߤ줿	having a control rod with a neutron detector built-in
G21C  17/14  \	1	1	2G075	G21C  17/14	52	ϧ	Period meters
G21C  19/00  \	0	0	2G076	G21C  19/00	79	ϧ⡤㡥ΰƴ⡤ǻѤǳޤϤ¾ʪν谷ޤϼ谷ưפˤ뤿ιΣ	Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel  [2]
G21C  19/02  \	1	1	2G076	G21C  19/02	125	谷֤κ	Details of handling arrangements
G21C  19/02 010 \	2	2	2G076	G21C  19/02	35	ǳΤμ̵	
G21C  19/02 020 \	2	2	2G076	G21C  19/02	157	ϧǳΰϩϥסξδѻưײĻĵѡʣǣãȡ	
G21C  19/02 030 \	2	2	2G076	G21C  19/02	19	졼αžǽɸޤ϶Ĵž	
G21C  19/02 040 \	2	2	2G076	G21C  19/02	148	ǳ򴹻ˤƤϧƴﳸűѵڤӸϧؤοĥ굻ѡڤϧ⹽¤ʪβ֥ס֤ޤϹ¤ϧƴﳫȥסζ	
G21C  19/02 050 \	2	2	2G076	G21C  19/02	1001	ϧƴǤι¤ʪμա賰佤ޤܡʪ¤ʪϧƴؤ½	
G21C  19/02 060 \	2	2	2G076	G21C  19/02	211	󥿡ʥݥפޤϥåȥݥפμա賰	
G21C  19/02 070 \	2	2	2G076	G21C  19/02	63	ϧƴϧƴﳸγؤæ	
G21C  19/02 080 \	2	2	2G076	G21C  19/02	57	ϧƴϤ¾ƴƴﳸγΡ˼­ꤹ	
G21C  19/02 090 \	2	2	2G076	G21C  19/02	187	ϧƴڤϧƴϢ̤ѥ۴ɤϧƴǤϧⵡޤϥåνϧͷФβ	
G21C  19/02 100 \	2	2	2G076	G21C  19/02	122	סȡεĻե³סɽܥ	Underwater work in a pool (holding equipment, connecting flanges, repairing the walls of the pool, tightening bolts, and so on)
G21C  19/02 110 \	2	2	2G076	G21C  19/02	19	סˤƤΣУףϧǳΤȴФ	Jigs for pulling a control rod from an assembly of fuels for a PWR reactor inside a pool
G21C  19/02 120 \	2	2	2G076	G21C  19/02	48	סǳϸ뤿˻ѤǳٻѲ	Frames for supporting an assembly of fuels and the like used for repairing or inspecting an assembly of fuels and the like inside a pool
G21C  19/02 130 \	2	2	2G076	G21C  19/02	82	ǳǤȥͥܥåξԤϧⵡǤޤϰ	Cutting or collapsing equipment within a reactor excluding both fuel elements and channel boxes
G21C  19/02 140 \	2	2	2G076	G21C  19/02	72	ϧⵡǶޤϸβסˤƤϧⵡθˤ佤	Collecting cutting or polishing refuse; repairing equipment within a reactor by polishing it inside a pool
G21C  19/02 150 \	2	2	2G076	G21C  19/02	8	ǳΤζʤ꽤Ͻ	Repairing the bent sections of an assembly of fuels; techniques for removing stress
G21C  19/02 160 \	2	2	2G076	G21C  19/02	49	ãңİʳϧⵡϧⵡ谷ޤǳϧǤ	Cleaning equipment within a reactor except CRD, equipment handling equipment within a reactor, an assembly of fuels, and so on, outside of a reactor
G21C  19/02 170 \	2	2	2G076	G21C  19/02	53	ѡѥå֡¤ޤϸ򴹡٥֤ޤϹ¤	Shaft seal techniques, and location, construction, and exchange of shaft seal packing; location and construction of shaft seal bellows
G21C  19/02 180 \	2	2	2G076	G21C  19/02	18	ǳ򴹻긡˻Ѥ륯졼ϥοդ	Techniques for installing cranes or winches used at fuel exchange or routine inspection
G21C  19/02 190 \	2	2	2G076	G21C  19/02	32	ŷԥ졼ޤϼҤΰ⹽¤߼ʡ׼	Guide construction, emergency stop and clamp means for overhead travelling cranes or vehicles
G21C  19/02 200 \	2	2	2G076	G21C  19/02	260	ϧƴʳθϻߤ佤ȯѥץ饤佤	Repair of the nuclear facilities other than those within a reactor vessel; repair of steam generators and pipelines
G21C  19/04  \	2	2	2G076	G21C  19/04	10	갷ʪΤФѺή椹뤿μʡ갷ͥήѺή椹뤿μ	Means for controlling flow of coolant over objects being handled; Means for controlling flow of coolant through channel being serviced
G21C  19/06  \	2	2	2G076	G21C  19/06	55	ǳǤޤǤٻޤ¢뤿μʡΣ	Means for supporting or storing fuel elements or control elements
G21C  19/06 100 \	3	3	2G076	G21C  19/06	120	Ѻǳϱޤϸǲ¢ΡѺǳʤ¢	Storing an assembly of fuels for FBR reactors in a liquid metal inside or outside of the reactors
G21C  19/06 200 \	3	3	2G076	G21C  19/06	476	Ѻǳδ¢ߡϲ¢ߤޤǳƤƤ륭㥹¢	Dry storage and underground storage facilities for used fuels; facilities for storing casks accommodating fuels
G21C  19/06 300 \	3	3	2G076	G21C  19/06	45	ǳ¢Τ줿ǳ¢Ωǳ¢	Storing fuel rods; storing disassembled fuel rods; storing fuel rods before assembling
G21C  19/06 400 \	3	3	2G076	G21C  19/06	37	»ǳμǼƴ	Storage container for damaged fuels
G21C  19/07  \	3	3	2G076	G21C  19/07	12	¢å¢סΣ	Storage racks; Storage pools [5]
G21C  19/07 100 \	3	3	2G076	G21C  19/07	119	ǳ¢ѿסηޤϹ¤סΥ饤˥󥰡饤˥󥰤	Shape or construction of a water cooling pool for storing fuels; lining of the pool, and inspection thereof
G21C  19/07 200 \	3	3	2G076	G21C  19/07	217	ǳ¢ѿסνǮޤ϶Ĵסˡǳ¢ѥåؤον۴ġס	Heat removal or air conditioning of a water cooling pool for storing fuels; cooling purification of the pool water; circulating water into a rack for storing fuels, and cleaning the inside of the pool
G21C  19/07 300 \	3	3	2G076	G21C  19/07	89	ǳ¢ѿסοĴᡤסĴѥ۴ɤؤοɻߡϿ̻ΥסΥåɻ	Water level adjustment for a water cooling pool for storing fuels; prevention of water getting into duct pipes for the air conditioning for the pool, and prevention of thrashing of the pool water at earthquakes and the like
G21C  19/07 400 \	3	3	2G076	G21C  19/07	63	ϻߤˤסΥȡס֤οѥѥå	Gates for a water cooling pool at nuclear facilities; packing for water seal between pools
G21C  19/07 500 \	3	3	2G076	G21C  19/07	375	ǳ¢ѥåηޤϹ¤å֡åǤǳΤ֤ޤϺ֤ˡ	Shape or construction of a rack for storing an assembly of fuels; interrelated locations of racks; methods for positioning an assembly of fuels and stacking them within a rack
G21C  19/07 600 \	3	3	2G076	G21C  19/07	181	ǳ¢ѥåξޤ¦ɤؤοաåѿ̻ٻå߲ٻ	Installation of a rack for storing an assembly of fuels to a floor or side wall; aseismatic support for a rack; hanging support for a rack
G21C  19/07 700 \	3	3	2G076	G21C  19/07	94	ãҡãңġҥ˥֥졼ɥɡͥܥåǳλٻϧⵡ¢ޤݴɡȯŻߤˤ뤽¾α줿ʤ¢ޤݴ	Preservation or storage of equipment within a reactor such as CR, CRD, neutron monitors, blade guides, channel boxes, and supporting metal fixtures for an assembly of fuels; preservation or storage of the other contaminated fittings in nuclear power plant facilities
G21C  19/07 800 \	3	3	2G076	G21C  19/07	49	ƣ£ϧǳΤϧϧˤƱζ°¢	Storing an assembly of fuels for FBR reactors in a liquid metal inside or outside of the reactors
G21C  19/08  \	2	2	2G076	G21C  19/08	4	ǳǤϧƳ˲Ǯ뤿μʡϧǳǤ塤ǮޤѤ	Means for heating fuel elements before introduction into the core; Means for heating or cooling fuel elements after removal from the core
G21C  19/08 100 \	3	3	2G076	G21C  19/08	15	ϧƳǳͽǮ	Preheating fuels before introduction into the reactor
G21C  19/08 200 \	3	3	2G076	G21C  19/08	20	ϧǳ¢סμˤƻѺǳѤΡǳѥåѰϥƥʥ󥹥㥹ǳѼǳѤ	Cooling used fuels before they reach the fuel storage pool departing at the reactor; cooling fuels in a gripper guide tube for entrance of fuels or in a maintenance cask or in a fuel relay room
G21C  19/08 300 \	3	3	2G076	G21C  19/08	3	ϧƳǳɽ̤Խʪ	Removing impurities from the surface of fuels and the like before introduction into the reactor
G21C  19/10  \	2	2	2G076	G21C  19/10	115	ǳǤޤǤȶƱѤ٬Ťޤϴ夲	Lifting devices or pulling devices adapted for co-operation with fuel elements or with control elements
G21C  19/105  \	3	3	2G076	G21C  19/105	1	ĻޤϳĥѤǤĤΡΣ	with grasping or spreading coupling elements [5]
G21C  19/11  \	3	3	2G076	G21C  19/11	0	žѤǤĤΡ㡥åȷѤΣ	with revolving coupling elements, e.g. socket coupling [5]
G21C  19/115  \	3	3	2G076	G21C  19/115	0	ݤ֤ȥܡѤĤΡΣ	with latching devices and ball couplings [5]
G21C  19/12  \	2	2	2G076	G21C  19/12	2	ǳǤޤǤľܡ尵ޤϵˤϤä뤿ι	Arrangements for exerting direct hydraulic or pneumatic force on fuel element or on control element
G21C  19/14  \	1	1	2G076	G21C  19/14	16	ϧοʿͥѤ뤳ȤħΤ	characterised by their adaptation for use with horizontal channels in the reactor core
G21C  19/16  \	1	1	2G076	G21C  19/16	10	ϧΥͥϢ̤뤿δͭ롤ޤϡ줳塼ȤޤƳ	Articulated or telescopic chutes or tubes for connection to channels in the reactor core
G21C  19/16 100 \	2	2	2G076	G21C  19/16	56	ƣ£ϧˤ륰åѰɤηޤϹ¤åѰ̤夷ΣνʡۡɥǽåѰ	Shape or construction of a gripper guide tube in the FBR reactor; means for removing Na attached to the inner surface of the gripper guide tube; gipper guide tubes provided with the hold down function
G21C  19/16 200 \	2	2	2G076	G21C  19/16	20	ƣ£ϧˤ륰åѰǤǳѼ	Cooling means for an assembly of fuels within a gripper guide tube in the FBR reactor
G21C  19/16 300 \	2	2	2G076	G21C  19/16	73	ǳΰѼƻޤϼƻɡƻǤΰ	Ramps or ramp tubes for transferring an assembly of fuels and the like; transfer means within the ramp tube
G21C  19/18  \	1	1	2G076	G21C  19/18	29	ǳǤ㡥¢꤫顤ϧŶΰ˰	Apparatus for bringing fuel elements to the reactor charge area, e.g. from a storage place
G21C  19/18 100 \	2	2	2G076	G21C  19/18	153	ɸϤѤƤǳޤϸ򴹥ƥࡤǳŪϤؤΰϩޤΤʰ֤ؤ	Fuel transfer or exchange systems using co-ordinate systems; the problems of transfer path to the destination of the fuel or control for stopping the fuel at the exact position
G21C  19/18 200 \	2	2	2G076	G21C  19/18	42	ϵ꡼ޤɽǧƤǳޤϧⵡΰ	Transfer operation of fuels or equipment within a reactor by visually inspecting simulation screens or display devices
G21C  19/18 300 \	2	2	2G076	G21C  19/18	44	£ףϧޤϣУףϧǻѤǳѥޥȤι¤ޥȿѥפΤɻߵ	Construction of a mast for fuel exchange used for BWR or PWR reactors, and the like; techniques for preventing a rope for stretching and contracting the mast from being slackened
G21C  19/18 400 \	2	2	2G076	G21C  19/18	67	£ףϧޤϣУףϧǻѤǳѥޥȤ߾ʪǳѥޥȤĴİַᵻ	Control over the vibrations of a mast for fuel exchange used for BWR or PWR reactors, and the like; control over the vibrations of the hung; techniques for positioning the adjusting centre of the mast for fuel exchange
G21C  19/18 500 \	2	2	2G076	G21C  19/18	36	£ףϧޤϣУףϧǻѤǳѥޥȤˤƥޥǳƳΡǳ߾åС	Masts for fuel exchange used for BWR or PWR reactors that introduces fuels inside it; radiation shield cover when lifting up a fuel
G21C  19/18 600 \	2	2	2G076	G21C  19/18	57	ƣ£ϧǻѤƥʥ󥹥㥹ηޤϹ¤ƥʥ󥹥㥹֤ޤϿյ	Shape or construction of maintenance casks used for FBR reactors and the like; techniques for installing the maintenance cask in place
G21C  19/18 700 \	2	2	2G076	G21C  19/18	76	ƣ£ϧǻѤɥХ	door bulbs used for FBR reactors and the like
G21C  19/18 800 \	2	2	2G076	G21C  19/18	45	ƣ£ϧǳϩˤΣũβޤϽѡΣũμǳɽ̤æΣ	Techniques for collecting or processing fallen Na drops in passages and the like for transferring fuels of an FBR reactor; Na removal techniques from the surface of the pan of Na drops, an assembly of fuels, and the like
G21C  19/19  \	1	1	2G076	G21C  19/19	110	谷ưפˤ뤿äѤ븶ϧʡ㡥ǳǤŶޤϼФưפˤ뤿ΤΡΣ	Reactor parts specifically adapted to facilitate handling, e.g. to facilitate charging or discharging of fuel elements  [3]
G21C  19/19 010 \	2	2	2G076	G21C  19/19	105	åǳѥޥξ桤ٽŸСٽŵڤӥå߾ʪι⤵ָФȥåѳĤߴϢ桤磻ǤθФн赻	
G21C  19/19 020 \	2	2	2G076	G21C  19/19	58	åϥեåǳѥޥȤμž߲ʪϥɥФƳĴΡžɬ׳٤θС磻οɻߡեꥨơǽʹ¤Υåϥեå	
G21C  19/19 030 \	2	2	2G076	G21C  19/19	7	˥åϥեå߾ʪŪΥ	
G21C  19/19 040 \	2	2	2G076	G21C  19/19	30	ϥ༴žѤƥåѳĤ򤹤ΡåѰ̤ΥǥåѳĤ䳫ĤΥå򤹤	
G21C  19/19 050 \	2	2	2G076	G21C  19/19	24	磻ϥơפδޤϷФǥåѳĤ򤹤	
G21C  19/19 060 \	2	2	2G076	G21C  19/19	150	ϧؤǳΤ٤еѡ£ףϧ긡ˤǳλٻϧæ뵻	
G21C  19/19 070 \	2	2	2G076	G21C  19/19	151	ǳ߾ѤΥåϥեåι¤ޤϺư֡ĻγǧեåĻ߾ʪλ«Ļ߾ʪݤɻ	
G21C  19/19 080 \	2	2	2G076	G21C  19/19	75	ǳλٻ߾ѥåѡǳΤξߤꤹեåǳ߾ѥåѡץ饰ߤ夲ѥåѡʪʤ߾ưײΤΥåѥץڤӥåѥ㥹	
G21C  19/19 090 \	2	2	2G076	G21C  19/19	55	ǳѥޥȤޤϥ༰ǳ򴹵ѤƤβʪθΡϧϧβʪθΡϧޤϧβΡ㳲ʪͻΰѡå߾弴߾ʪμȤп򸡽Ф뵻	
G21C  19/19 100 \	2	2	2G076	G21C  19/19	95	ƣ£ϧˤžץ饰ޤпץ饰Ѥǳ򴹵ѡžץ饰ޤпץ饰ζưƱߵѡʣǣãš	Fuel exchange techniques using revolving plugs or eccentric plugs in FBR reactors; techniques for driving or stopping revolving plugs or eccentric plugs (G21C13/06A to E)
G21C  19/19 110 \	2	2	2G076	G21C  19/19	103	༰ǳ򴹵Υ४եåȼǳ򴹵ѥ󥿥ռǳ򴹵	Arm type fuel exchangers (arm offset fuel exchangers, pantograph type fuel exchangers)
G21C  19/19 120 \	2	2	2G076	G21C  19/19	38	ϧƴˤǳѵ	Techniques for relaying fuels in a reactor vessel
G21C  19/19 130 \	2	2	2G076	G21C  19/19	34	֥졼ɥ	Plate guides
G21C  19/19 140 \	2	2	2G076	G21C  19/19	80	ϴɷϧˤǳΤμ谷Ѥǳ򴹵	Techniques for handling an assembly of fuels in pressure tube reactors and for exchanging fuels
G21C  19/19 150 \	2	2	2G076	G21C  19/19	65	ϧϹ®ϧˤǳμ谷Ѥǳ򴹵	Techniques for handling an assembly of fuels in gas-cooled reactors or graphite moderated reactors and for exchanging fuels
G21C  19/19 160 \	2	2	2G076	G21C  19/19	15	Уףϧˤǳ򴹤νΤλ谷ϧؤΰϧΰ	handling in advance of control rods for preparing for fuel exchange; inserting them into the core at one time or remove them from the core at one time
G21C  19/20  \	1	1	2G076	G21C  19/20	54	ŪʪƴƳ뤿ιƴŪʪ갷ιƴ狼ŪʪФι	Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
G21C  19/20 010 \	2	2	2G076	G21C  19/20	102	ҷ¬ɤϧʻҤؤΰޤæ嵻ѡæǽǵ	
G21C  19/20 020 \	2	2	2G076	G21C  19/20	69	ҷ¬ɤϧؤΰѡҷ¬ҷ¬辰֥ϧؤμСǵѡϧ줿ҷ¬μ谷	
G21C  19/20 030 \	2	2	2G076	G21C  19/20	14	Ҹۥμ谷	
G21C  19/20 040 \	2	2	2G076	G21C  19/20	88	£ףϧˤϧ줿ãңæޤϰΤμ֡ϧˤƤΣãңļϵѡӣãңææ֤μϤ	
G21C  19/20 050 \	2	2	2G076	G21C  19/20	56	£ףϧǤΣãңĤȣãңĥϥ󥰤Ȥæ¤ãңæѥܥȤæãңæѥܥȤγƥܥȰ֤æ֤γƥܥȥַ᤹뵻	
G21C  19/20 060 \	2	2	2G076	G21C  19/20	59	£ףϧˤƣãңæ֤ΰַޤϿĽФ桤ٽŤθΤȤȼ	
G21C  19/20 070 \	2	2	2G076	G21C  19/20	52	£ףϧˤƣãңļ賰ҷ¬ɼ賰ΥɥӤλѡϿϳɻߵ	
G21C  19/20 080 \	2	2	2G076	G21C  19/20	30	£ףϧˤƣãңĤϧ鼼ذΡϧǤΣãңĤΰѡӤΤΥ졼ޤ	
G21C  19/20 090 \	2	2	2G076	G21C  19/20	38	ãңĤʬ֡ʬޤΩ򤹤뤿	
G21C  19/20 100 \	2	2	2G076	G21C  19/20	42	ϧƴؤΣãңĥϥ󥰤μյ	Techniques for installing a CRD housing to a reactor vessel
G21C  19/20 110 \	2	2	2G076	G21C  19/20	30	ãҰɤϧƴ˼դޤϼ賰뵻	Techniques for installing a CR guide tube to the inside of a reactor vessel or removing therefrom
G21C  19/20 120 \	2	2	2G076	G21C  19/20	52	£ףϧˤƣãҤȣãңĤϢޤΥ뵻ѡϧƴˣãңĤæǳλٻμ谷	Techniques for connecting CR with CRD or disconnecting CR from CRD in BWR reactors; techniques for handling support metal fixtures for an assembly of fuels when installing CRD to a reactor vessel or removing CRD therefrom
G21C  19/20 130 \	2	2	2G076	G21C  19/20	29	Уףϧƣ£ϧϴɷϧޤϥϧˤơãңĤϧƴ˼դޤϼ賰ѡϧˤƣãҤȣãңĤϢޤΥ뵻	Techniques for installing or removing CRD from a reactor vessel in PWR reactors, FBR reactors, pressure tube reactors or gas-cooled reactors and the like as well as techniques for connecting CR with CRD or disconnecting CR from CRD in said reactors
G21C  19/22  \	2	2	2G076	G21C  19/22	3	ϧư˰ƴ˶ܤǤ뤿ι	Arrangements for obtaining access to the interior of a pressure vessel whilst the reactor is operating
G21C  19/24  \	3	3	2G076	G21C  19/24	3	ƴŪ̩ƴѤ뤳Ȥˤ	by using an auxiliary vessel which is temporarily sealed to the pressure vessel
G21C  19/26  \	1	1	2G076	G21C  19/26	43	ѷޤ»ǳǤޤǤФι»ʬ빽	Arrangements for removing jammed or damaged fuel elements or control elements; Arrangements for moving broken parts thereof
G21C  19/26 100 \	2	2	2G076	G21C  19/26	86	ϧסΰʪ	Techniques for collection foreign matters within a reactor for a pool
G21C  19/28  \	1	1	2G076	G21C  19/28	78	ήξʪϧƳ뤿ιϧήξʪФι	Arrangements for introducing fluent material into the reactor core; Arrangements for removing fluent material from the reactor core
G21C  19/30  \	2	2	2G076	G21C  19/30	49	۴Ĥήξʪ㡥ʬʪФˤꡤϢ³Ū˾	with continuous purification of circulating fluent material, e.g. by extraction of fission products
G21C  19/30 100 \	3	3	2G076	G21C  19/30	24	ζ°ξޤϥСξ˴ؤƤδѡ٤δåޤϥե륿ܵͤޤ긡	Techniques for managing the purification of liquid metals or cover gases; management of purity; detection of blinding of meshes or filters
G21C  19/30 200 \	3	3	2G076	G21C  19/30	37	ΣȢϡϡſΣĢϡϡζ°ȥ뵻	Techniques for removing tritium from water (H2O), heavy water (D2O), liquid metals, gases and the like
G21C  19/303  \	3	3	2G076	G21C  19/303	1	ä˵ѤŬ礵줿ΡʵΤαǣƣˡΣ	specially adapted for gases (decontamination of gases G21F 9/02) [5]
G21C  19/303 100 \	4	4	2G076	G21C  19/303	45	ȢϢæ	Removing gases such as H2, O2, and noble gases
G21C  19/303 200 \	4	4	2G076	G21C  19/303	76	С椫ζ°١ѡޤϱζ°ߥȤͤ	Capturing liquid metal vapour or mists from cover gases
G21C  19/303 300 \	4	4	2G076	G21C  19/303	35	ϧˤ륬ξѡ㡥إꥦ६ǥ	Techniques for purifying gases in gas-cooled reactors, e.g. removing hydrogen gas from helium gas
G21C  19/307  \	3	3	2G076	G21C  19/307	0	ä˱ѤŬ礵줿ΡʱΤαǣƣˡΣ	specially adapted for liquids (decontamination of liquids G21F 9/04) [5]
G21C  19/307 100 \	4	4	2G076	G21C  19/307	76	ѿΣȢϡϤΥɥѡסξ	Drain recovery techniques for cooling water (H2O); purification techniques for pool water for pressure suppression
G21C  19/307 200 \	4	4	2G076	G21C  19/307	178	ѿΣȢϡ۴ˤ륯åȯɻߵѡ۴忩ɻߵѡ夷åɤϲˡǽ뵻	Techniques for preventing the piping of cooling water (H2O) from having cladding; techniques for preventing the piping from being corroded; techniques for removing the attached cladding by using a dissolving method
G21C  19/307 300 \	4	4	2G076	G21C  19/307	372	ϧѿΣȢϡϾϤӾϤαžѡήϩڴ	Purification systems for a reactor cooling water (H2O) and operating techniques therefor; switching of the passage of the flow
G21C  19/307 400 \	4	4	2G076	G21C  19/307	471	ѿΣȢϡϤξ֤ι¤ȥ졼ʡࡤե륿֤Ӻ	Construction of purification equipment for cooling water (H2O); cleaning and regeneration of the strainers, cleanup absorbent, magnetic filters, and purification equipment
G21C  19/307 500 \	4	4	2G076	G21C  19/307	11	ſΣĢϡϤξ	Purification of heavy water (D2O)
G21C  19/31  \	4	4	2G076	G21C  19/31	0	ͻ°ѡΣ	for molten metals [5]
G21C  19/31 100 \	5	5	2G076	G21C  19/31	9	ζ°ѺˡޤϲٸۤˤǻٳȻˡѤƹԤ	Purifying liquid metal cooling materials by using a segregation method or a concentration diffusion method through temperature ramp
G21C  19/31 200 \	5	5	2G076	G21C  19/31	3	ζ°ѺˡޤϱʬΥˡѤƹԤΡߤԽʪǻ٤αζ°ν	Purifying liquid metal cooling materials by using a gravity settling method or a centrifugal separation method; processing for settled liquid metals with high concentration of impurities
G21C  19/31 300 \	5	5	2G076	G21C  19/31	37	ζ°ѺΣϤԽʪåѤƹԤ	Purifying liquid metal cooling materials by using impurity getters including Ni
G21C  19/31 400 \	5	5	2G076	G21C  19/31	23	ζ°Ѻ򼧾ѤǹԤεڤӱζ°żŪ˳¤	Purifying liquid metal cooling materials by using magnetic fields, and electromagnetically agitating liquid metals
G21C  19/31 500 \	5	5	2G076	G21C  19/31	12	ζ°Ѻ򲽳ȿˡޤϥۥåȥȥåˡѤǹԤ	Purifying liquid metal cooling materials by using a chemical reaction method or a hot trap method
G21C  19/31 600 \	5	5	2G076	G21C  19/31	16	ζ°ѺεޡΥѤǹԤΡܥޤѤ	Purifying liquid metal cooling materials by using various kinds of absorbent or segregation materials, and carbonaceous absorbent
G21C  19/31 700 \	5	5	2G076	G21C  19/31	3	ζ°Ѻ椫ԽʪǤ륫ܥ	Removing carbon that is impurity from liquid metal cooling materials
G21C  19/31 800 \	5	5	2G076	G21C  19/31	18	ζ°ѺФȯˡѤƱζ°ԽʪȤʬΥΡζ°椫æ	Separating liquid metal cooling materials into the liquid metals and impurities by applying an evaporation method thereto; degassing liquid metals
G21C  19/313  \	5	5	2G076	G21C  19/313	0	ɥȥåפѤΡΣ	using cold traps [5]
G21C  19/313 100 \	6	6	2G076	G21C  19/313	55	ζ°ѺϤӾϤαžѡɥȥåؤƱ̸ǤźäˤˡɥȥåֳǤβĴ	Purification systems for liquid metal cooling materials and operating techniques therefor; purification methods using nonradioactive isotopes added to cold trap equipment; temperature control purification systems after and before the cold trap equipment
G21C  19/313 200 \	6	6	2G076	G21C  19/313	35	ζ°ѺѥɥȥåפκѡԽʪǻ٤αζ°ɥν	Regeneration techniques for the purification of cold traps for liquid metal cooling materials; drain processing for liquid metals with high concentration of impurities at regeneration
G21C  19/313 300 \	6	6	2G076	G21C  19/313	141	ζ°Ѻѥɥȥåפι¤ɥȥåήꡤåι¤å̤ѹ	Construction of cold traps for purifying liquid metal cooling materials, setting the flow within the cold trap; construction of the mesh; changing the used sections of the mesh
G21C  19/313 400 \	6	6	2G076	G21C  19/313	13	ζ°Ѻѥɥȥå֤ζ°˿ƻѤ	Using cold trap equipment for purifying liquid metal cooling materials by immersing it in the liquid metal
G21C  19/313 500 \	6	6	2G076	G21C  19/313	10	Τζ°ѺήޤӺٴɸݤѤƥȥå̲ᤵ	Making liquid metal cooling materials pass through a trap by using convection or capillary phenomenon for purification
G21C  19/317  \	3	3	2G076	G21C  19/317	110	ʬʪΤκƷ֡Σ	Recombination devices for radiolytic dissociation products [5]
G21C  19/32  \	1	1	2G076	G21C  19/32	70	ʪΤޤʪ򸶻ϧμФΰ褫顤㡥¢ء뤿֡ʪΤޤϺ¢Ǽ갷ޤ¢꤫Ф֡Ѵʪǣƣ	Apparatus for removing radioactive objects or materials from the reactor discharge area, e.g. to a storage place; Apparatus for handling radioactive objects or materials within a storage place or removing them therefrom (disposal of waste material G21F 9/00)
G21C  19/32 010 \	2	2	2G076	G21C  19/32	167	ǳ򼼤鼼ؤȰΡѿľݡȡѥȥͥ롤Ƽ＼ΩŪ֤ʿŪ֡ǳѼ	
G21C  19/32 020 \	2	2	2G076	G21C  19/32	17	Ƽס	
G21C  19/32 030 \	2	2	2G076	G21C  19/32	64	ǳǳƴοѡǤμϤѡϩ	
G21C  19/32 040 \	2	2	2G076	G21C  19/32	215	ǳѥХåȤޤϥХåȡӤμ谷	
G21C  19/32 050 \	2	2	2G076	G21C  19/32	66	ƣ£ϧǳΰݥåȤ䤽μ谷ݥåȤؤǳνФ	
G21C  19/32 060 \	2	2	2G076	G21C  19/32	379	㥹α¤ޤ߲㥹εݡ㥹ΰޤ֡㥹ԥåȥסǤΥ㥹οľ˴ؤ뵻ѡ㥹ٲΤΥ㥹¤	
G21C  19/32 070 \	2	2	2G076	G21C  19/32	23	㥹ԥåȥס֤ӥ㥹ԥåȥסޤϼ谷	
G21C  19/32 080 \	2	2	2G076	G21C  19/32	239	㥹ؤǳΤǳХåȤνФ졤㥹ޤϳѡ㥹ǤǳǼ	
G21C  19/32 090 \	2	2	2G076	G21C  19/32	47	㥹ɽ̤αɻߡݸȻɻߤ	
G21C  19/32 100 \	2	2	2G076	G21C  19/32	150	㥹ξΥå֥	Shocks absorbers for the cask that falls down on a floor
G21C  19/32 110 \	2	2	2G076	G21C  19/32	345	㥹Ǯ㥹οޤϥμФ㥹Ĵ㥹Υƥʥ󥹵	Techniques for the heat release of a cast, removal of water or gases from the inside thereof, control on pressure therein, and the maintenance thereof
G21C  19/32 120 \	2	2	2G076	G21C  19/32	5	㥹˻Ѻǳǳ˻򤹤Ρ㡥ѺǳΥȴ	Processing in advance a spent assembly of fuels or fuel rods before sealing them into a cask, e.g. degassing spent fuels
G21C  19/33  \	1	1	2G076	G21C  19/33	9	ѺѤǳǤΥȥ󥰤ʬ򤹤֤ޤˡʣǣãͥˡΣ	Apparatus or processes for dismantling strings of spent fuel elements (G21C?19/34 takes precedence)  [2]
G21C  19/33 100 \	2	2	2G076	G21C  19/33	57	£ףϧǳΤι¤βΤޤϺΩǳΤФƤǳȴФޤץ졼Ȥޤϲץ졼Ȥæ	Dismantling and reassembling of the construction of an assembly of fuels for BWR reactors; pull-out and insertion of fuel rods into an assembly of fuels; installation and removal of the upper or lower tie plates
G21C  19/33 200 \	2	2	2G076	G21C  19/33	106	УףϧǳΤι¤βΤޤϺΩǳΤФƤǳȴФޤΥޤϲΥæ	Dismantling and reassembling of the construction of an assembly of fuels for PWR reactors; pull-out and insertion of fuel rods into an assembly of fuels; installation and removal of the upper or lower nozzles
G21C  19/33 300 \	2	2	2G076	G21C  19/33	12	¾ϧΣƣ£ϧϧſ帺®ϧѤǳι¤βΤޤϺΩ	Dismantling and reassembling of the construction of an assembly of fuels for other reactors (such as FBR reactors, gas reactors, and heavy water moderating reactors
G21C  19/34  \	1	1	2G076	G21C  19/34	14	ǳʬ򤹤֤ˡ㡥ƽΣ	Apparatus or processes for dismantling nuclear fuel, e.g. before reprocessing  [5]
G21C  19/34 100 \	2	2	2G076	G21C  19/34	33	ȿѤβŪʤȵŪʡ㡥ŪưͿȹ礻ǳǳʤ°ȤʬΥμ褹	Sampling fuels and fuel shielded metals separately by combining chemical reactive means with mechanical ones, e.g. means providing mechanical vibrations
G21C  19/34 200 \	2	2	2G076	G21C  19/34	10	ŵŪʤѤǳǳʤ°ȤʬΥμ褹	Sampling fuels and fuel shielded metals separately by using electrochemical means
G21C  19/36  \	2	2	2G076	G21C  19/36	15	ŪʤΤ	Mechanical means only
G21C  19/365  \	3	3	2G076	G21C  19/365	1	ǳ餽ʤޤϥ󥰤ΡΣ	Removing cannings or casings from fuel [5]
G21C  19/365 100 \	4	4	2G076	G21C  19/365	56	ͥܥåæ	Techniques for installing and removing channel boxes
G21C  19/365 200 \	4	4	2G076	G21C  19/365	37	ǳˤǳʤڤߤΡıޤϼΨκۤѤΡǳ٤	Removing metal membranes of fuel shield by slitting the shield in a fuel rod; using the difference between the coefficient of contraction and that of expansion; collapsing the fuel rod and the like
G21C  19/37  \	4	4	2G076	G21C  19/37	109	ʤޤϥ󥰤ǳǤξҤʬ䤹뤳ȤˤΡ㡥ǤޤǤˤΡΣ	by separating into pieces both the canning or the casing and the fuel element, e.g. by cutting or shearing [5]
G21C  19/375  \	3	3	2G076	G21C  19/375	51	Ʋ֡㡥ǳѡΣ	Compacting devices, e.g. for fuel assemblies [5]
G21C  19/38  \	2	2	2G076	G21C  19/38	27	ŪʤΤ	Chemical means only
G21C  19/40  \	1	1	2G076	G21C  19/40	46	׳֤㡥¢ˡΤɻߤ뤿ι	Arrangements for preventing occurrence of critical conditions, e.g. during storage
G21C  19/40 100 \	2	2	2G076	G21C  19/40	103	׳ɻߤη¬ν	Instrumentation control to prevent occurrence of critical conditions; control on the status of aggregation during transportation
G21C  19/40 200 \	2	2	2G076	G21C  19/40	163	ǳ¢åؤҵۼѡ׳ɻߤΤǳ¢ǳ	Using neutron absorbers to fuel storage racks; arrangement of fuels during fuel storage to prevent critical conditions
G21C  19/40 300 \	2	2	2G076	G21C  19/40	53	ϱդޤʴΤ׳ɻ	Preventing the critical conditions of solutions and fine particles
G21C  19/42  \	1	1	2G076	G21C  19/42	72	ȼͺǳκƽ	Reprocessing of irradiated fuel
G21C  19/44  \	2	2	2G076	G21C  19/44	17	ȼͺѸǳˤĤ	of irradiated solid fuel
G21C  19/44 100 \	3	3	2G076	G21C  19/44	51		Preprocessing
G21C  19/44 110 \	4	4	2G076	G21C  19/44	13	ʬΥ	Separation of graphites
G21C  19/44 120 \	4	4	2G076	G21C  19/44	19	ܥǡ	oxidation and voloxidation
G21C  19/44 200 \	3	3	2G076	G21C  19/44	12		Dry processing
G21C  19/44 210 \	4	4	2G076	G21C  19/44	50	եòʪȯˡ	fluoride volatility process
G21C  19/44 215 \	5	5	2G076	G21C  19/44	29	ϻեòʪν	process of hexafluoride
G21C  19/44 220 \	4	4	2G076	G21C  19/44	10	ʪȯˡ	chloride volatility process
G21C  19/44 230 \	4	4	2G076	G21C  19/44	20	ͻ°ˡ	molten metal process
G21C  19/44 240 \	4	4	2G076	G21C  19/44	69	ͻˡ	molten salt process
G21C  19/44 250 \	4	4	2G076	G21C  19/44	151	ͻŲˡ	molten salt electrolytic process
G21C  19/46  \	3	3	2G076	G21C  19/46	141	ϱդˤ	Aqueous processes
G21C  19/46 100 \	4	4	2G076	G21C  19/46	32		Preprocessing
G21C  19/46 200 \	4	4	2G076	G21C  19/46	56	ŲѤ	Using electrolytic operations
G21C  19/46 300 \	4	4	2G076	G21C  19/46	187	ϲ	Solution
G21C  19/46 310 \	5	5	2G076	G21C  19/46	46	ϲޡϲ	soluble materials, solubility conditions
G21C  19/46 400 \	4	4	2G076	G21C  19/46	41	ѥ	Disposal of waste gases
G21C  19/46 500 \	4	4	2G076	G21C  19/46	107	ϲ֤ʬΥ	Separation of insoluble residue
G21C  19/46 600 \	4	4	2G076	G21C  19/46	97	ϲϱդν	process of solution after melting
G21C  19/46 610 \	5	5	2G076	G21C  19/46	39	ΤѤ	using ion exchangers
G21C  19/46 620 \	5	5	2G076	G21C  19/46	107		extraction
G21C  19/46 622 \	6	6	2G076	G21C  19/46	99		extraction devices
G21C  19/46 624 \	6	6	2G076	G21C  19/46	226	꤫ͭΣաУʬʪʬΥ	separating U, Pu, and fission products from an organic phase
G21C  19/46 626 \	6	6	2G076	G21C  19/46	46	ͭޤα̿	process for prolonging the life of organic solvents
G21C  19/46 630 \	5	5	2G076	G21C  19/46	70	æ	denitration
G21C  19/48  \	3	3	2G076	G21C  19/48	15	ϱդˤ	Non-aqueous processes
G21C  19/50  \	2	2	2G076	G21C  19/50	6	ȼͺήξǳˤĤ	of irradiated fluid fuel
G21C  21/00  \	0	0	2G071	G21C  21/00	67	ϧޤϤʬʤ¤ΤäѤ֤ޤˡ	Apparatus or processes specially adapted to the manufacture of reactors or parts thereof
G21C  21/00 100 \	1	1	2G071	G21C  21/00	12	ǳΤΩ	Assembling of an assembly of fuels
G21C  21/00 110 \	2	2	2G071	G21C  21/00	65	£ףǳΤΩ	Assembling of an assembly of fuels for BWRs
G21C  21/00 115 \	3	3	2G071	G21C  21/00	4	å	washer securing devices
G21C  21/00 120 \	2	2	2G071	G21C  21/00	91	УףǳΤΩ	Assembling of an assembly of fuels for PWRs
G21C  21/00 125 \	3	3	2G071	G21C  21/00	19	ɤΥ夹	devices installing a control rod guide tube to a upper nozzle
G21C  21/00 130 \	2	2	2G071	G21C  21/00	17	ƣ£ǳΤΩ	Assembling of an assembly of fuels for FBRs
G21C  21/00 140 \	2	2	2G071	G21C  21/00	3	ϴɷϧǳΤΩ	Assembling of an assembly of fuels for pressure tube reactors
G21C  21/00 200 \	1	1	2G071	G21C  21/00	10	ϧǳǤ¤	Manufacture of fuel elements for gas reactors
G21C  21/00 300 \	1	1	2G071	G21C  21/00	112	ǳǤ򥹥ڡˡ	Methods and devices to insert a fuel element into a spacer
G21C  21/00 310 \	2	2	2G071	G21C  21/00	53	ڡФдѼ	Jigs for loosening spacer springs
G21C  21/00 400 \	1	1	2G071	G21C  21/00	69	ǳΤΥѡĤ¤ʥڡ¤ϣǣã	Manufacture of the parts of an assembly of fuels (the manufacture of spacers G21C 3/34, 200)
G21C  21/00 500 \	1	1	2G071	G21C  21/00	28	ǳΤΥѡĤΰ	Transfer of the parts of an assembly of fuels
G21C  21/00 600 \	1	1	2G071	G21C  21/00	15	ǳ¤ץ	Fuel manufacturing plants
G21C  21/00 700 \	1	1	2G071	G21C  21/00	21	ϧޤϤʬʤ¤	Manufacture of reactors and parts thereof
G21C  21/02  \	1	1	2G071	G21C  21/02	11	ʤǳǤޤǤ¤	Manufacture of fuel elements or breeder elements contained in non-active casings
G21C  21/02 100 \	2	2	2G071	G21C  21/02	106	ǳǤ¤ʤɤ¤ϣǣãü¤ϣǣã	Manufacture of fuel elements (manufacture of casings G21C 3/06, 300, manufacture of end plugs G21C 3/10, 200)
G21C  21/02 110 \	3	3	2G071	G21C  21/02	203	ü	Welding of end plugs
G21C  21/02 120 \	3	3	2G071	G21C  21/02	91	ʤɤؤǳڥåȤνŶ	filling fuel pellets into casings
G21C  21/02 130 \	3	3	2G071	G21C  21/02	36	ʤɤؤΥŶ	filling gases into casings
G21C  21/02 200 \	2	2	2G071	G21C  21/02	35	ǳʪ¤֡谷	Manufacture equipment and handling equipment of nuclear fuel materials
G21C  21/02 210 \	3	3	2G071	G21C  21/02	79	ʤγǳ¤	Manufacturing equipment of covered granular fuel
G21C  21/02 220 \	3	3	2G071	G21C  21/02	52	ǳڥåǳ¤	manufacture equipment of fuel pellets or rod type of fuels
G21C  21/02 230 \	3	3	2G071	G21C  21/02	68	ǳʴμ谷	handling and transferring of fuel powder
G21C  21/02 240 \	3	3	2G071	G21C  21/02	72	ǳʴκ硤ʴ	blender and granulator of fuel powder
G21C  21/02 250 \	3	3	2G071	G21C  21/02	73	ǳʴΥץ쥹	fuel powder press
G21C  21/02 260 \	3	3	2G071	G21C  21/02	52	ڥåڥåȥƥ	pellet forming equipment and pellet coating equipment
G21C  21/02 270 \	3	3	2G071	G21C  21/02	129	ǮƷ	heating equipment and sintering machines
G21C  21/02 275 \	4	4	2G071	G21C  21/02	25	ޥȲǮ	microwave heating equipment
G21C  21/02 300 \	2	2	2G071	G21C  21/02	137	ڥåȤΰ谷	Transfer and handling equipment of pellets
G21C  21/02 400 \	2	2	2G071	G21C  21/02	34	ǳǤΥѡĤΰ谷	Transfer and handling equipment of parts in fuel elements
G21C  21/04  \	2	2	2G071	G21C  21/04	42	ưˤ͹ߤޤϲˤ	by vibrational compaction or tamping
G21C  21/06  \	2	2	2G071	G21C  21/06	14	ˤ	by swaging
G21C  21/08  \	2	2	2G071	G21C  21/08	0	٤Ϥʥåץեåȡʤˡˤ	by a slip-fit cladding process
G21C  21/10  \	2	2	2G071	G21C  21/10	6	Фȴޤϰˤ	by extrusion, drawing, or stretching
G21C  21/12  \	2	2	2G071	G21C  21/12	2	尵ޤϹⲹˤ	by hydrostatic or thermo-pneumatic canning
G21C  21/14  \	2	2	2G071	G21C  21/14	1	ήˤնˤ	by plating in a fluid
G21C  21/16  \	2	2	2G071	G21C  21/16	6	¤ޤϤɤ֤ŤѤˤ	by casting or dipping techniques
G21C  21/18  \	1	1	2G071	G21C  21/18	26	롼ףǣãޤǤ¤	Manufacture of control elements covered by group G21C 7/00
G21C  23/00  \	0	0	2G076	G21C  23/00	50	¸ޤϾȼͤưפˤ뤿θϧΣ	Adaptations of reactors to facilitate experimentation or irradiation [3]
G21C  23/00 100 \	1	1	2G076	G21C  23/00	20	ϧȼͻ	irradiation test within a reactor
G21C  23/00 110 \	2	2	2G076	G21C  23/00	53	¸ޥ륳ࡤѥ롼	experimental holes, thermal columns, and in-pile loop
G21C  23/00 120 \	2	2	2G076	G21C  23/00	28	ȼͻΤθϧι	Configuration of a reactor for irradiation tests
G21C  23/00 125 \	3	3	2G076	G21C  23/00	54	ǳϧ	core components such as an assembly of fuels
G21C  23/00 130 \	2	2	2G076	G21C  23/00	67	ȼͥץ	irradiation capsules
G21C  23/00 140 \	2	2	2G076	G21C  23/00	74	ȼͻץμ谷	handling equipment of irradiation materials and capsules
G21C  23/00 145 \	3	3	2G076	G21C  23/00	37	ήΰǾȼͻץ	transferring irradiation materials and capsules by fluid pressure
G21C  23/00 150 \	2	2	2G076	G21C  23/00	31	ȼͻβ١Ϥ	control on the temperature and pressure of irradiation materials
