C02F   1/00  \	0	0	4D030	C02F   1/00	96	塤ѿޤϲνʣãƣãƣͥˡΣ	Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) [3, 2006.01, 2023.01]
C02F   1/00  A	0	0	4D030	C02F   1/00	414	ְ	Processing devices in general
C02F   1/00  J	0	1	4D030	C02F   1/00	1100	ߤޤϴ㡥ޤ	Treatment facilities or equipment, e.g. water storage or water feed
C02F   1/00  X	0	2	4D030	C02F   1/00	262	塤ʬ	Device for fetching or distributing water
C02F   1/00  G	0	1	4D030	C02F   1/00	186	Ū	Mechanical purification
C02F   1/00  L	0	2	4D030	C02F   1/00	1188	ɲʬΥˤΡ裲ʬȤƻѤ롣	by filteration separation, however, use mainly as the second classification.
C02F   1/00  C	0	0	4D030	C02F   1/00	197	ѿޤϲν	Processing waste water or sewage
C02F   1/00  M	0	1	4D030	C02F   1/00	298	ѡν	Processing particular waste water or sewage
C02F   1/00  N	0	2	4D030	C02F   1/00	98	Ѥޤϲν	Processing oil contaminated waste water or sewage
C02F   1/00  R	0	2	4D030	C02F   1/00	101	ǢޤʵǢν	Processing feces or urine
C02F   1/00  P	0	1	4D030	C02F   1/00	472	ǤѤˤ	Processing by utilizing enzymes
C02F   1/00  B	0	0	4D030	C02F   1/00	557	塤ޤϰ塤㡥۵Ѥο	Pure water, clean water or drinking water, e.g. water for emergency
C02F   1/00  D	0	0	4D030	C02F   1/00	607		Water treatment control
C02F   1/00  S	0	1	4D030	C02F   1/00	529	̤	Water flow control
C02F   1/00  T	0	1	4D030	C02F   1/00	569		Water quality control
C02F   1/00  K	0	0	4D030	C02F   1/00	887	ޤźäޤ	Addition or injection of chemicals
C02F   1/00  U	0	0	4D030	C02F   1/00	639	ɱ㡥ʪɻߡ֤ξޤ¾˴ޤޤʤ	Contamination prevention, e.g. biofouling prevention, purification of devices, or water treatment agents not included elsewhere.
C02F   1/00  F	0	0	4D030	C02F   1/00	552	æɽޤæ	Deodorants, deodorizers or discoloration treatment
C02F   1/00  E	0	0	4D030	C02F   1/00	258	θǲޤϥ벽	Water solidification or gelling treatment
C02F   1/00  Q	0	1	4D030	C02F   1/00	111	̵ʪ㡥ȡΤߤѤˤ	by using only inorganic materials e.g. cement
C02F   1/00  H	0	0	4D030	C02F   1/00	333	Ѥγ	Lids for water processing devices
C02F   1/00  V	0	0	4D030	C02F   1/00	1761	ˤĴ¬ޤϸΡ裲ʬȤƻѤ롣	Investigations, measurements or detentions during water processing, however, this entry is used mainly as the second classification.
C02F   1/00  W	0	0	4D030	C02F   1/00	329	ᡤ硤ӽФޤή㡥ӿ	Dilution, mixture, emission or release , e.g. warm drainage
C02F   1/00  Z	0	0	4D030	C02F   1/00	241	¾Τ	Others
C02F   1/02  \	1	1	4D034	C02F   1/02	13	ǮˤΡΣ	by heating [3, 2006.01, 2023.01]
C02F   1/02  A	1	0	4D034	C02F   1/02	382	ǳƽ	Combustion processes
C02F   1/02  B	1	0	4D034	C02F   1/02	335	Ǯʬ	Thermal decomposition processes
C02F   1/02  D	1	1	4D034	C02F   1/02	90	󲽹ʪǮʬ	Thermal decomposition of cyanogen compounds
C02F   1/02  E	1	1	4D034	C02F   1/02	35	ӲʪǮʬ	Thermal decomposition of S compounds
C02F   1/02  C	1	0	4D034	C02F   1/02	540	ݽ	Sterilization processes
C02F   1/02  F	1	0	4D034	C02F   1/02	116	桤㡥ø岽֤Υ٥Ĵ	Control, e.g. level adjustment of desalination equipment
C02F   1/02  Z	1	0	4D034	C02F   1/02	244	¾Τ	Others
C02F   1/04  \	2	2	4D034	C02F   1/04	41	αޤϾȯˤΡΣ	by distillation or evaporation [3, 2006.01, 2023.01]
C02F   1/04  A	2	0	4D034	C02F   1/04	880	ø岽	For desalination of sea water
C02F   1/04  B	2	0	4D034	C02F   1/04	222	ɽ˴ؤ	Related to scale disinfestation
C02F   1/04  C	2	0	4D034	C02F   1/04	762	̵ѱ	Inorganic waste liquors
C02F   1/04  D	2	0	4D034	C02F   1/04	982	ͭѱ	Organic waste liquors
C02F   1/04  E	2	0	4D034	C02F   1/04	176	ѱ	Radioactive waste liquors
C02F   1/04  F	2	0	4D034	C02F   1/04	239	Ǣѱ	Feces and urine waste liquors
C02F   1/04  G	2	0	4D034	C02F   1/04	411	α	For preparing distilled water
C02F   1/04  H	2	0	4D034	C02F   1/04	28	ϧѱ	Coke oven waste liquid
C02F   1/04  Z	2	0	4D034	C02F   1/04	643	¾Τ	Others
C02F   1/06  \	3	3	4D034	C02F   1/06	435	եåȯΣ	Flash evaporation [3, 2006.01, 2023.01]
C02F   1/08  \	3	3	4D034	C02F   1/08	189	ȯΣ	Thin film evaporation [3, 2006.01, 2023.01]
C02F   1/10  \	3	3	4D034	C02F   1/10	108	ǮΤȤƤθγʪޤήΤȤľܿˤΡΣ	by direct contact with a particulate solid or with a fluid, as a heat transfer medium [3, 2006.01, 2023.01]
C02F   1/12  \	4	4	4D034	C02F   1/12	219	ʮ̸ȯΣ	Spray evaporation [3, 2006.01, 2023.01]
C02F   1/14  \	3	3	4D034	C02F   1/14	18	ۥͥ륮ѤΡΣ	using solar energy [3, 2006.01, 2023.01]
C02F   1/14  A	3	0	4D034	C02F   1/14	453	¤	Preparation of water
C02F   1/14  Z	3	0	4D034	C02F   1/14	90	¾Τ	Others
C02F   1/16  \	3	3	4D034	C02F   1/16	373	¾ιǮѤΡΣ	using waste heat from other processes [3, 2006.01, 2023.01]
C02F   1/18  \	3	3	4D034	C02F   1/18	31	򤦤뤿ΰưǽ֡Σ	Transportable devices to obtain potable water [3, 2006.01, 2023.01]
C02F   1/20  \	1	1	4D037	C02F   1/20	52	æˤΡʤ¸СΣ	by degassing, i.e. liberation of dissolved gases [3, 2006.01, 2023.01]
C02F   1/20  A	1	0	4D037	C02F   1/20	2425	æ	Degassing in general
C02F   1/20  B	1	0	4D037	C02F   1/20	515	˥ͭν	Processing water containing ammonia
C02F   1/20  C	1	0	4D037	C02F   1/20	117	ʪͭν	Processing water containing sulfur compounds
C02F   1/20  D	1	0	4D037	C02F   1/20	53	ͭν	Processing water containing cyan
C02F   1/20  Z	1	0	4D037	C02F   1/20	164	¾Τ	Others
C02F   1/22  \	1	1	4D037	C02F   1/22	7	ˤΡΣ	by freezing [3, 2006.01, 2023.01]
C02F   1/22  A	1	0	4D037	C02F   1/22	185	ɹʬΥ	Separation by freezing
C02F   1/22  C	1	1	4D037	C02F   1/22	73	ɹ嵡	Ice-making water purification devices
C02F   1/22  D	1	1	4D037	C02F   1/22	92	ø岽	For desalination of sea water
C02F   1/22  Z	1	0	4D037	C02F   1/22	14	¾Τ	Others
C02F   1/24  \	1	1	4D037	C02F   1/24	23	ˤΡʣãƣͥˡΣ	by flotation (C02F 1/465 takes precedence) [3, 5, 2006.01, 2023.01]
C02F   1/24  A	1	0	4D037	C02F   1/24	1203		Devices
C02F   1/24  B	1	0	4D037	C02F   1/24	703	ˡ	Methods
C02F   1/24  C	1	0	4D037	C02F   1/24	527	ˢʬΥ	Separation of bubbles
C02F   1/24  D	1	0	4D037	C02F   1/24	474	ѿν	Processing waste water containing oils
C02F   1/24  E	1	0	4D037	C02F   1/24	60	Ŷ°ͭν	Processing water containing heavy metals
C02F   1/24  Z	1	0	4D037	C02F   1/24	19	¾Τ	Others
C02F   1/26  \	1	1	4D037	C02F   1/26	10	ФˤΡΣ	by extraction [3, 2006.01, 2023.01]
C02F   1/26  A	1	0	4D037	C02F   1/26	276	а	Extraction in general
C02F   1/26  B	1	0	4D037	C02F   1/26	117	ѿ	Water extraction process for waste water containing oil
C02F   1/26  C	1	0	4D037	C02F   1/26	155	Ŷ°ͭν	Processing water containing heavy metals
C02F   1/26  Z	1	0	4D037	C02F   1/26	38	¾Τ	Others
C02F   1/28  \	1	1	4D624	C02F   1/28	190	ˤΡʥ򴹤ˤΣãƣʪ£ʡˡΣ	by sorption (using ion-exchange C02F 1/42; sorbent compositions B01J) [3, 2006.01, 2023.01]
C02F   1/28  A	1	0	4D624	C02F   1/28	1909	ˡ	Methods
C02F   1/28  D	1	1	4D624	C02F   1/28	3921	úλѤħ	Characterized by use of activated charcoal
C02F   1/28  E	1	1	4D624	C02F   1/28	2326	°ʪޤϹʪˤ	by metallic oxides or minerals
C02F   1/28  B	1	1	4D624	C02F   1/28	1963	Ŷ°ͭν	Processing water containing heavy metals
C02F   1/28  C	1	2	4D624	C02F   1/28	229	ͭν	Processing water containing mercury
C02F   1/28  J	1	2	4D624	C02F   1/28	186	ͭν	Processing water containing chromium
C02F   1/28  K	1	1	4D624	C02F   1/28	56	ͭν	Processing water containing cyan
C02F   1/28  L	1	1	4D624	C02F   1/28	466	եǴͭν	Treating water containing fluorine
C02F   1/28  M	1	1	4D624	C02F   1/28	279	˥ͭν	Processing water containing ammonia
C02F   1/28  P	1	1	4D624	C02F   1/28	857	ͭν	Processing water containing phosphor
C02F   1/28  Q	1	1	4D624	C02F   1/28	347	忧ʪν	Processing colouring substances
C02F   1/28  F	1	0	4D624	C02F   1/28	2835		Water processing devices
C02F   1/28  G	1	0	4D624	C02F   1/28	2211	ʰ׾	Simplified water purifiers
C02F   1/28  R	1	1	4D624	C02F   1/28	3183	ƻ³Ѥ	Used by connecting to tap water
C02F   1/28  S	1	2	4D624	C02F   1/28	800	ظΤߤǻٻ	Purification unit supported only by the tap
C02F   1/28  H	1	0	4D624	C02F   1/28	443	ΤΤ	For absorbing oil
C02F   1/28  N	1	1	4D624	C02F   1/28	921		Oil absorbers
C02F   1/28  T	1	1	4D624	C02F   1/28	426		Devices
C02F   1/28  Z	1	0	4D624	C02F   1/28	281	¾Τ	Others
C02F   1/30  \	1	1	4D037	C02F   1/30	1999	ȼͤˤΡΣ	by irradiation [3, 2006.01, 2023.01]
C02F   1/32  \	2	2	4D037	C02F   1/32	5709	糰ˤΡΣ	with ultra-violet light [3, 2006.01, 2023.01]
C02F   1/34  \	1	1	4D037	C02F   1/34	457	ŪưˤΡΣ	with mechanical oscillations [3, 2006.01, 2023.01]
C02F   1/36  \	2	2	4D037	C02F   1/36	719	ĶȿưΣ	ultrasonic vibrations[2023.01]
C02F   1/38  \	1	1	4D037	C02F   1/38	505	ʬΥˤΡΣ	by centrifugal separation [3, 2006.01, 2023.01]
C02F   1/40  \	1	1	4D051	C02F   1/40	32	áʪޤƱͤͷʪʬΥޤϽ֡ʳ̤ޤϤʪݤޤΰݻţ£夫ΤޤϸΤʬΥ뤿β֣ţƣˡΣ	Devices for separating or removing fatty or oily substances or similar floating material (cleaning or keeping clear the surface of open water from oil or like materials E02B 15/04; devices in sewers for separating liquid or solid substances from sewage E03F 5/14) [3, 5, 2006.01, 2023.01]
C02F   1/40  A	1	0	4D051	C02F   1/40	611	źˤʬΥ	Oil and water separator by difference in specific gravity
C02F   1/40  B	1	0	4D051	C02F   1/40	1818	ή۰ʣãƣơ̤ͥ	Inflow, suction (C02f1/40f, L take precedence)
C02F   1/40  J	1	1	4D051	C02F   1/40	245	ư㡥	Moving recovery equipment, e.g. recovery boats
C02F   1/40  C	1	0	4D051	C02F   1/40	1034	߼ꡤ㡥졼ѤޤϥХåȤˤ߾夲	Liquid surface scraping, e.g. pump up by scraper or bucket
C02F   1/40  F	1	0	4D051	C02F   1/40	276	ήΤˤͷʪͶƳʣãƣǤͥ	Guidance of floating objects by pressurized fluids (C02f1/40G takes precedence)
C02F   1/40  L	1	0	4D051	C02F   1/40	153	ե	Oil fences
C02F   1/40  H	1	0	4D051	C02F   1/40	333	ɥ쥹٥Ȥˤޤϵ	Adhesion or adsorption by endless belts
C02F   1/40  K	1	0	4D051	C02F   1/40	194	ǥ⤷ϥɥˤޤϵ	Adhesion or adsorption by disks or drums
C02F   1/40  E	1	0	4D051	C02F   1/40	958	ὸ㡥ޤۼʣãƣȡˤͥ	Oil collector, e.g. oil adsorbent or oil absorbent (C02f1/40H, K take precedence)
C02F   1/40  G	1	0	4D051	C02F   1/40	280	˲ޤϾˢ	Destruction of scum or defoaming
C02F   1/40  D	1	0	4D051	C02F   1/40	292	ͷʪβŪ	Chemical Processing floating objects
C02F   1/40  Z	1	0	4D051	C02F   1/40	273	¾Τ	Others
C02F   1/42  \	1	1	4D025	C02F   1/42	85	򴹤ˤΡΣ	by ion-exchange [3, 2006.01, 2023.01]
C02F   1/42  A	1	0	4D025	C02F   1/42	3927	֡㡥¤ޤæ	Devices, e.g. water softeners, pure water makers, condensers or desalination devices
C02F   1/42  B	1	0	4D025	C02F   1/42	2321	ˡ㡥𲽡¤æˡޤϼκ	Methods, e.g. softening of water, preparation of pure water, demineralization methods, regeneration of resins
C02F   1/42  C	1	0	4D025	C02F   1/42	168	ѿν	Processing waste water
C02F   1/42  D	1	1	4D025	C02F   1/42	427	ͭѿν	Processing organic waste water
C02F   1/42  E	1	1	4D025	C02F   1/42	739	̵ѿν	Processing inorganic waste water
C02F   1/42  F	1	2	4D025	C02F   1/42	165	˥ͭѿν	Processing waste water containing ammonia
C02F   1/42  G	1	2	4D025	C02F   1/42	587	Ŷ°ͭѿν	Processing waste water containing heavy metals
C02F   1/42  H	1	3	4D025	C02F   1/42	621	졼Ȳˤ	Processing by chelating
C02F   1/42  J	1	3	4D025	C02F   1/42	30	ͭѿν	Processing waste water containing mercury
C02F   1/42  K	1	3	4D025	C02F   1/42	154	ͭѿν	Processing waste water containing chromium
C02F   1/42  L	1	3	4D025	C02F   1/42	41	ͭѿν	Processing waste water containing cyan
C02F   1/42  Z	1	0	4D025	C02F   1/42	209	¾Τ	Others
C02F   1/44  \	1	1	4D006	C02F   1/44	855	ƩϡƩޤϵտƩˤΡΣ	by dialysis, osmosis or reverse osmosis [3, 2006.01, 2023.01]
C02F   1/44  A	1	0	4D006	C02F   1/44	3334		Devices
C02F   1/44  B	1	1	4D006	C02F   1/44	1663	Ѥʰ׾	Simplified water purifier using hollow yarn films
C02F   1/44  C	1	0	4D006	C02F   1/44	1172	αɻ	Prevention of film contamination
C02F   1/44  D	1	0	4D006	C02F   1/44	1638	ˡ	Methods
C02F   1/44  G	1	0	4D006	C02F   1/44	1301	ø岽	Desalination
C02F   1/44  H	1	0	4D006	C02F   1/44	2410		Purification of water
C02F   1/44  J	1	1	4D006	C02F   1/44	1072	Ķ¤̵ݿ¤	Preparation of extrapure water or sterilized water
C02F   1/44  K	1	0	4D006	C02F   1/44	2019	ѿ	Sewage process
C02F   1/44  E	1	1	4D006	C02F   1/44	927	̵ʪν㡥Ŷ°ͭӿ	Removal of inorganic compounds, e.g. waste water containing heavy metals
C02F   1/44  F	1	1	4D006	C02F   1/44	2455	ͭʪν㡥Ǣʲùӿޤϥѥѱ	Removal of organic compounds, e.g. feces and urine, food processing waste water, waste pulp fluid
C02F   1/44  Z	1	0	4D006	C02F   1/44	201	¾Τ	Others
C02F   1/46  \	1	1	4D061	C02F   1/46	762	ŵŪˡˤΡΣ	by electrochemical methods [3, 5, 2006.01, 2023.01]
C02F   1/461  \	2	2	4D061	C02F   1/461	14	ŲˤΡΣ	by electrolysis [5, 2006.01, 2023.01]
C02F   1/461  A	2	0	4D061	C02F   1/461	5341	Ų¤	Producing electrolyzed water
C02F   1/461  Z	2	0	4D061	C02F   1/461	3767	¾Τ	Others
C02F   1/461 101 \	3	3	4D061	C02F   1/461	73	ŲŲԸ	Electrolytic oxidation treatment, electrolytic reduction treatment
C02F   1/461 101 A	3	0	4D061	C02F   1/461	517	̵ѿν	Processing inorganic waste water
C02F   1/461 101 B	3	1	4D061	C02F   1/461	548	Ŷ°ͭѿν	Processing waste water containing heavy metals
C02F   1/461 101 C	3	0	4D061	C02F   1/461	892	ͭѿν	Processing organic waste water
C02F   1/461 101 Z	3	0	4D061	C02F   1/461	313	¾Τ	Others
C02F   1/463  \	3	3	4D061	C02F   1/463	987	ŲŽˡˤΡΣ	by electrocoagulation [5, 2006.01, 2023.01]
C02F   1/465  \	3	3	4D061	C02F   1/465	453	ŲˤΡΣ	by electroflotation [5, 2006.01, 2023.01]
C02F   1/467  \	3	3	4D061	C02F   1/467	2158	Ų򻦶ݤˤΡΣ	by electrochemical disinfection [5, 2006.01, 2023.01]
C02F   1/469  \	2	2	4D061	C02F   1/469	2943	ŵŪʬΥˤΡ㡥ŵƩŵƩϡŵưΣ	by electrochemical separation, e.g. by electroosmosis, electrodialysis, electrophoresis [5, 2006.01, 2023.01]
C02F   1/48  \	1	1	4D061	C02F   1/48	53	ޤžˤΡʣãƣͥˡΣ	with magnetic or electric fields (C02F 1/46 takes precedence) [3, 2006.01, 2023.01]
C02F   1/48  A	1	0	4D061	C02F   1/48	2480	ˤ	With magnetic field
C02F   1/48  B	1	0	4D061	C02F   1/48	1585	žˤ	With electric field
C02F   1/48  Z	1	0	4D061	C02F   1/48	48	¾Τ	Others
C02F   1/50  \	1	1	4D049	C02F   1/50	160	ݺޤźä⤷ŬѤˤΤޤϥꥴʥߥåˤΡʣãƣͥˡΣ	by addition or application of a germicide or by oligodynamic treatment (C02F 1/467 takes precedence) [3, 5, 2006.01, 2023.01]
C02F   1/50 510 \	2	2	4D049	C02F   1/50	4	Ū	Objectives
C02F   1/50 510 A	2	0	4D049	C02F   1/50	5640	弫Τλݽ	Sterilization process of water per se
C02F   1/50 510 B	2	0	4D049	C02F   1/50	336	֤λݽ	Sterilization process of purification devices
C02F   1/50 510 C	2	0	4D049	C02F   1/50	1143	饤ɻߡ	Prevention of slime adhesion, removal of
C02F   1/50 510 D	2	0	4D049	C02F   1/50	617	ɻߡ	Prevention or elimination of algae
C02F   1/50 510 E	2	0	4D049	C02F   1/50	583	ʪɻߡ	Prevention or elimination of aqueous organisms
C02F   1/50 510 Z	2	0	4D049	C02F   1/50	305	¾	Others
C02F   1/50 520 \	2	2	4D049	C02F   1/50	0	оݿ塤	Water or fluids subject to processing
C02F   1/50 520 A	2	0	4D049	C02F   1/50	744	ѿν	Processing city water
C02F   1/50 520 B	2	1	4D049	C02F   1/50	2740	øν	Processing freshwater
C02F   1/50 520 C	2	2	4D049	C02F   1/50	241	Ǥν	Processing at water purification plants
C02F   1/50 520 D	2	2	4D049	C02F   1/50	90	ʰ׿ƻǤν	Processing for small water supply systems
C02F   1/50 520 F	2	1	4D049	C02F   1/50	739	塤ν	Processing sea water or saltwater
C02F   1/50 520 J	2	0	4D049	C02F   1/50	738	ον	Processing water in use
C02F   1/50 520 K	2	1	4D049	C02F   1/50	959	۴ѿν	Processing recirculated cooling water
C02F   1/50 520 L	2	1	4D049	C02F   1/50	1441	Ϥסν	Processing bath or pool water
C02F   1/50 520 P	2	0	4D049	C02F   1/50	1267	ѿν	Processing waste water
C02F   1/50 520 Q	2	1	4D049	C02F   1/50	137	ȥӿ塤Ǣν	Processing toilet sewage or feces and urine
C02F   1/50 520 R	2	1	4D049	C02F   1/50	193	иǤν	Processing at exit of septic tank
C02F   1/50 520 Z	2	0	4D049	C02F   1/50	323	¾	Others
C02F   1/50 530 \	2	2	4D049	C02F   1/50	34	ݺޤʬ	Constituents of disinfectants
C02F   1/50 531 \	3	3	4D049	C02F   1/50	7	̵ʪ	Inorganic substances
C02F   1/50 531 A	3	0	4D049	C02F   1/50	72	ŷʪ	Natural substances
C02F   1/50 531 B	3	1	4D049	C02F   1/50	113		Air or enzymes
C02F   1/50 531 C	3	1	4D049	C02F   1/50	117		Rocks
C02F   1/50 531 D	3	0	4D049	C02F   1/50	299	°ñΡޤϥå	single metals, alloys or plating layers
C02F   1/50 531 E	3	1	4D049	C02F   1/50	1223	Σ	silver (Ag)
C02F   1/50 531 F	3	1	4D049	C02F   1/50	681	ƼΣãϡΣڣ	Copper (Cu) or zinc (Zn)
C02F   1/50 531 H	3	0	4D049	C02F   1/50	204	饹ߥåޤϥ	Glasses, ceramics or cement
C02F   1/50 531 J	3	0	4D049	C02F   1/50	452	̵	Inorganic chemicals
C02F   1/50 531 K	3	1	4D049	C02F   1/50	149	ñΤޤϲʪǤϥ	Halogen, single substance or compound as
C02F   1/50 531 L	3	2	4D049	C02F   1/50	471	ñΤ⤷ϲʪǤ뽭ǡΣ£ϤޤǡΣɡ	Bromine (Br) or iodine (I), single substance or compound as
C02F   1/50 531 M	3	2	4D049	C02F   1/50	1460	ñΤޤϲʪǤǡΣã	Chlorine (Cl), single substance or compound as
C02F   1/50 531 N	3	3	4D049	C02F   1/50	418	ǥΣã좭	Chlorine gas (Cl2)
C02F   1/50 531 P	3	3	4D049	C02F   1/50	1525	ǻ	Hypochlorites
C02F   1/50 531 Q	3	1	4D049	C02F   1/50	438	ǡΣȢϢ	Peroxide (H2O2)
C02F   1/50 531 R	3	1	4D049	C02F   1/50	1774		Ozone
C02F   1/50 531 S	3	1	4D049	C02F   1/50	160	Ŷ°ʪ	Heavy metal compounds
C02F   1/50 531 T	3	2	4D049	C02F   1/50	432	Σϲʪ	silver (Ag) compounds
C02F   1/50 531 U	3	2	4D049	C02F   1/50	231	ƼΣãϡΣڣϲʪ	Copper (Cu) or zinc (Zn) compounds
C02F   1/50 531 Z	3	0	4D049	C02F   1/50	136	¾	Others
C02F   1/50 532 \	3	3	4D049	C02F   1/50	5	ͭʪ	Organic substances
C02F   1/50 532 A	3	0	4D049	C02F   1/50	110	ŷʪ	Natural substances
C02F   1/50 532 B	3	0	4D049	C02F   1/50	105	ͭ	Organic chemicals
C02F   1/50 532 C	3	1	4D049	C02F   1/50	924	Ǵͭʪ	Compounds containing oxygen
C02F   1/50 532 D	3	1	4D049	C02F   1/50	922	Ǵͭʪ	Compounds containing nitrogen
C02F   1/50 532 E	3	2	4D049	C02F   1/50	339	ߥ	Amines
C02F   1/50 532 H	3	1	4D049	C02F   1/50	1011	ϥͭʪ	Compounds containing halogens
C02F   1/50 532 J	3	1	4D049	C02F   1/50	582	βͭʪ	Compounds containing sulfur
C02F   1/50 532 K	3	1	4D049	C02F   1/50	133	󡤷ǤޤϥۥǴͭʪ	Compounds containing phosphorus, silicon or boron
C02F   1/50 532 L	3	1	4D049	C02F   1/50	112	Ŷ°ͭͭʪ	Organic compounds containing heavy metals
C02F   1/50 532 Z	3	0	4D049	C02F   1/50	38	¾	Others
C02F   1/50 540 \	2	2	4D049	C02F   1/50	2	ݺޡʺˤη	Forms of disinfectants
C02F   1/50 540 A	2	0	4D049	C02F   1/50	1518		Gases
C02F   1/50 540 B	2	0	4D049	C02F   1/50	3062	Ρϱ	Liquids or solutions
C02F   1/50 540 C	2	0	4D049	C02F   1/50	744		Solids
C02F   1/50 540 D	2	1	4D049	C02F   1/50	683	ʴΡγʪ	Powders or pellets
C02F   1/50 540 E	2	1	4D049	C02F   1/50	815	ޡ	Tablets or moulds
C02F   1/50 540 F	2	1	4D049	C02F   1/50	1254	ôΤ˴޿ޤϻٻ	Impregnated or supported by carriers
C02F   1/50 540 Z	2	0	4D049	C02F   1/50	56	¾	Others
C02F   1/50 550 \	2	2	4D049	C02F   1/50	4		Devices
C02F   1/50 550 A	2	0	4D049	C02F   1/50	243	ġ	Individual devices
C02F   1/50 550 B	2	1	4D049	C02F   1/50	1255	ݽƴޤ	sterilization containers, chambers or towers
C02F   1/50 550 C	2	1	4D049	C02F   1/50	2492	ݺź	Disinfectant dispensers
C02F   1/50 550 D	2	1	4D049	C02F   1/50	1476	ݺ¤	Disinfectant preparation devices
C02F   1/50 550 H	2	0	4D049	C02F   1/50	1628	ġ֤ȹ礻ե	Combinations or flow of individual devices
C02F   1/50 550 L	2	0	4D049	C02F   1/50	1924	Ρ浡ͭ	Devices with detection or control mechanism
C02F   1/50 550 Z	2	0	4D049	C02F   1/50	49	¾	Others
C02F   1/50 560 \	2	2	4D049	C02F   1/50	0	ʻѤñ	Unit operation for water treatment to be used together
C02F   1/50 560 A	2	0	4D049	C02F   1/50	303	ǮȯޤϾα	Heating, evaporation or distillation
C02F   1/50 560 B	2	0	4D049	C02F   1/50	1311	塤㡥ú	Adsorption, e.g. activated carbon
C02F   1/50 560 C	2	0	4D049	C02F   1/50	673	ȼ͡㡥糰	Irradiation, e.g. ultraviolet rays
C02F   1/50 560 D	2	0	4D049	C02F   1/50	388		Ion exchange
C02F   1/50 560 E	2	0	4D049	C02F   1/50	848	ʬΥ㡥Ʃ	film separation, e.g. dialysis
C02F   1/50 560 F	2	0	4D049	C02F   1/50	995	ŵ	Electricity
C02F   1/50 560 G	2	0	4D049	C02F   1/50	167		Magnetism
C02F   1/50 560 H	2	0	4D049	C02F   1/50	389	ʪ	Biological processes
C02F   1/50 560 Z	2	0	4D049	C02F   1/50	2365	¾	Others
C02F   1/52  \	1	1	4D015	C02F   1/52	84	ԽʪζŽޤ¤ˤΡΣ	by flocculation or precipitation of suspended impurities [3, 2006.01, 2023.01]
C02F   1/52  A	1	0	4D015	C02F   1/52	234	ޤϥѥѿν	Processing paper or pulp waste water
C02F   1/52  B	1	0	4D015	C02F   1/52	604	ںѿν	Processing waste water containing earth and sand
C02F   1/52  C	1	0	4D015	C02F   1/52	252	ʽѿν	Processing waste fluid after processing foods
C02F   1/52  E	1	0	4D015	C02F   1/52	831	ѿ塤Ǣޤʪѿν	Processing household waste water, feces and urine or waste water after biological processing
C02F   1/52  F	1	0	4D015	C02F   1/52	421	ѿν	Processing waste water containing oils
C02F   1/52  G	1	0	4D015	C02F   1/52	434	忧ѿ塨ޤѿν	Processing coloured waste water, paint or painting waste water
C02F   1/52  H	1	0	4D015	C02F   1/52	202	ʬʪͭѿνʣãƣͥ	Processing waste water containing synthetic macromolecular compounds (C02f1/52G takes precedence.)
C02F   1/52  J	1	0	4D015	C02F   1/52	288	եǴͭѿν	Processing waste water containing fluorine
C02F   1/52  K	1	0	4D015	C02F   1/52	1910	ãƣʰʳѿν	Processing particular waste water other than C02f1/52A - J
C02F   1/52  Z	1	0	4D015	C02F   1/52	2562	¾Τ	Others
C02F   1/54  \	2	2	4D015	C02F   1/54	11	ͭʪѤΡΣ	using organic material [3, 2006.01, 2023.01]
C02F   1/54  A	2	0	4D015	C02F   1/54	8	ޤϥѥѿν	Processing paper or pulp waste water
C02F   1/54  B	2	0	4D015	C02F   1/54	21	ںѿν	Processing waste water containing earth and sand
C02F   1/54  C	2	0	4D015	C02F   1/54	22	ʽѿν	Processing waste fluid after processing foods
C02F   1/54  E	2	0	4D015	C02F   1/54	19	ѿ塤Ǣޤʪѿν	Processing household waste water, feces and urine or waste water after biological processing
C02F   1/54  F	2	0	4D015	C02F   1/54	28	ѿν	Processing waste water containing oils
C02F   1/54  G	2	0	4D015	C02F   1/54	50	忧ѿ塨ޤѿν	Processing coloured waste water, paint or painting waste water
C02F   1/54  H	2	0	4D015	C02F   1/54	5	ʬʪͭѿνʣãƣǤͥ	Processing waste water containing synthetic macromolecular compounds (C02f1/54G takes precedence.)
C02F   1/54  J	2	0	4D015	C02F   1/54	10	եǴͭѿν	Processing waste water containing fluorine
C02F   1/54  K	2	0	4D015	C02F   1/54	70	ãƣʰʳѿν	Processing particular waste water other than C02f1/54A - J
C02F   1/54  Z	2	0	4D015	C02F   1/54	72	¾Τ	Others
C02F   1/56  \	3	3	4D015	C02F   1/56	27	ʬҲʪΣ	Macromolecular compounds [3, 2006.01, 2023.01]
C02F   1/56  A	3	0	4D015	C02F   1/56	123	ޤϥѥѿν	Processing paper or pulp waste water
C02F   1/56  B	3	0	4D015	C02F   1/56	185	ںѿν	Processing waste water containing earth and sand
C02F   1/56  C	3	0	4D015	C02F   1/56	87	ʽѿν	Processing waste fluid after processing foods
C02F   1/56  E	3	0	4D015	C02F   1/56	235	ѿ塤Ǣޤʪѿν	Processing household waste water, feces and urine or waste water after biological processing
C02F   1/56  F	3	0	4D015	C02F   1/56	162	ѿν	Processing waste water containing oils
C02F   1/56  G	3	0	4D015	C02F   1/56	172	忧ѿ塨ޤѿν	Processing coloured waste water, paint or painting waste water
C02F   1/56  H	3	0	4D015	C02F   1/56	49	ʬʪͭѿνʣãƣǤͥ	Processing waste water containing synthetic macromolecular compounds (C02f1/56G takes precedence.)
C02F   1/56  J	3	0	4D015	C02F   1/56	106	եǴͭѿν	Processing waste water containing fluorine
C02F   1/56  K	3	0	4D015	C02F   1/56	755	ãƣʰʳѿν	Processing particular waste water other than C02f1/56A - J
C02F   1/56  Z	3	0	4D015	C02F   1/56	811	¾Τ	Others
C02F   1/58  \	1	1	4D038	C02F   1/58	86	¸ʪνʥ򴹤ˤΣãƣ𲽣ãƣˡΣ	by removing specified dissolved compounds (using ion-exchange C02F 1/42; softening water C02F 5/00) [3, 2006.01, 2023.01]
C02F   1/58  A	1	0	4D038	C02F   1/58	1078	ͭʪ	Organic compounds
C02F   1/58  B	1	1	4D038	C02F   1/58	101	ʪ	Oily substances
C02F   1/58  C	1	1	4D038	C02F   1/58	132	ȯˢʪ̳	Foaming substances, surfactants
C02F   1/58  D	1	1	4D038	C02F   1/58	194	忧ʪ	Colouring substances, dyes
C02F   1/58  E	1	1	4D038	C02F   1/58	247	ʬҲʪ	Water soluble macromolecular compounds
C02F   1/58  F	1	1	4D038	C02F   1/58	176	եΡ롤ǥҥ	Phenol, aldehyde
C02F   1/58  G	1	1	4D038	C02F   1/58	32	Ū£ϣʬ	General BOD constituents
C02F   1/58  H	1	0	4D038	C02F   1/58	1160	̵ʪ	Inorganic compounds
C02F   1/58  J	1	1	4D038	C02F   1/58	474	ڶ°ʪ	Light metal compounds
C02F   1/58  K	1	2	4D038	C02F   1/58	239	ߥ˥ಽʪ	Aluminium compounds
C02F   1/58  L	1	1	4D038	C02F   1/58	416	ϥ󲽹ʪ	Halogen compounds
C02F   1/58  M	1	2	4D038	C02F   1/58	1369	եǲʪ	fluorine compounds
C02F   1/58  N	1	1	4D038	C02F   1/58	359	󲽹ʪ	Cyan compounds
C02F   1/58  P	1	1	4D038	C02F   1/58	654	̵ǲʪ	Inorganic nitrogen compounds
C02F   1/58  Q	1	1	4D038	C02F   1/58	454	̵βʪ	Inorganic sulfur compounds
C02F   1/58  R	1	1	4D038	C02F   1/58	1228	̵󲽹ʪ	Inorganic phosphorous compounds
C02F   1/58  S	1	2	4D038	C02F   1/58	644	ܿˡ	Contact, crystallization method
C02F   1/58  T	1	1	4D038	C02F   1/58	351	¸	Dissolved oxygen
C02F   1/58  Z	1	0	4D038	C02F   1/58	91	¾Τ	Others
C02F   1/60  \	2	2	4D038	C02F   1/60	290	ǲʪΣ	Silicon compounds [3, 2006.01, 2023.01]
C02F   1/62  \	2	2	4D038	C02F   1/62	86	Ŷ°ʪΣ	Heavy metal compounds [3, 2006.01, 2023.01]
C02F   1/62  A	2	0	4D038	C02F   1/62	213	ե饤ˡˤ	By ferrite method
C02F   1/62  B	2	0	4D038	C02F   1/62	370	।	Removing chromium ions
C02F   1/62  C	2	0	4D038	C02F   1/62	405	Ƽ	Removing copper ions
C02F   1/62  D	2	0	4D038	C02F   1/62	302	䥤	Removing mercury ions
C02F   1/62  E	2	0	4D038	C02F   1/62	271	ɥߥ।	Removing cadmium ions
C02F   1/62  Z	2	0	4D038	C02F   1/62	2154	¾Τ	Others
C02F   1/64  \	3	3	4D038	C02F   1/64	26	Ŵޤϥޥ󥬥Σ	of iron or manganese [3, 2006.01, 2023.01]
C02F   1/64  A	3	0	4D038	C02F   1/64	357	Ŵޥ󥬥ɺѤ	Using of filtration materials excluding iron or manganese
C02F   1/64  Z	3	0	4D038	C02F   1/64	579	¾Τ	Others
C02F   1/66  \	1	1	4D039	C02F   1/66	1001	¤ˤΡĴæΤΤΣãƣ򴹤ˤΣãƣԽʪζŽޤ¤ΤΤΣãƣ¸ʪνΤΤΣãƣˡΣ	by neutralisation; pH adjustment (for degassing C02F 1/20; using ion-exchange C02F 1/42; for flocculation or precipitation of suspended impurities C02F 1/52; for removing dissolved compounds C02F 1/58) [3, 2006.01, 2023.01]
C02F   1/66 510 \	2	2	4D039	C02F   1/66	1	¤ޤϣĴŪ	Objectives of neutralization or pH adjustments
C02F   1/66 510 A	2	0	4D039	C02F   1/66	170	ѿν	Processing city water
C02F   1/66 510 B	2	1	4D039	C02F   1/66	57	Ǥν	Processing at water purification plants
C02F   1/66 510 C	2	1	4D039	C02F   1/66	125	ƻν	Processing tap water
C02F   1/66 510 D	2	1	4D039	C02F   1/66	10	αν	Processing distilled water
C02F   1/66 510 G	2	0	4D039	C02F   1/66	121	ον	Processing water in use
C02F   1/66 510 H	2	1	4D039	C02F   1/66	35	ȯŽ	Condensed water at power plants
C02F   1/66 510 K	2	0	4D039	C02F   1/66	270	ѿν	Processing waste water
C02F   1/66 510 L	2	1	4D039	C02F   1/66	406	ѿ	Acid waste water
C02F   1/66 510 M	2	2	4D039	C02F   1/66	45	ۻѿ	Mining waste water
C02F   1/66 510 N	2	2	4D039	C02F   1/66	46	Ŵݻѱ	Steel pickling liquor
C02F   1/66 510 P	2	2	4D039	C02F   1/66	43	ѿ	Waste water after rinsing smoke
C02F   1/66 510 Q	2	2	4D039	C02F   1/66	257	ǳƴɥ	Combustor drain
C02F   1/66 510 R	2	1	4D039	C02F   1/66	343	륫ѿ	Alkali waste water
C02F   1/66 510 S	2	2	4D039	C02F   1/66	95	󥯥꡼ѿ	Concrete waste water
C02F   1/66 510 T	2	2	4D039	C02F   1/66	19		Ash sewage
C02F   1/66 510 Z	2	0	4D039	C02F   1/66	141	¾Τ	Others
C02F   1/66 520 \	2	2	4D039	C02F   1/66	24	¤ޤϣĴ	Neutralizer or pH adjustment agents
C02F   1/66 521 \	3	3	4D039	C02F   1/66	9	륫	Alkali agents
C02F   1/66 521 A	3	0	4D039	C02F   1/66	95		Chemicals
C02F   1/66 521 B	3	1	4D039	C02F   1/66	333	륫°ʪӱ	Alkali metal carbohydrates and salts
C02F   1/66 521 C	3	1	4D039	C02F   1/66	211	륫ڶ°ʪʪӱ	Alkaline earth metal oxides, water oxides and salts
C02F   1/66 521 D	3	2	4D039	C02F   1/66	614	륷	Calcium
C02F   1/66 521 E	3	1	4D039	C02F   1/66	67	˥	Ammonia
C02F   1/66 521 F	3	1	4D039	C02F   1/66	11	ҥɥ饸	Hydrazine
C02F   1/66 521 J	3	0	4D039	C02F   1/66	173	°ñ	Elemental metals
C02F   1/66 521 L	3	0	4D039	C02F   1/66	32	ŷʪ	Natural substances
C02F   1/66 521 M	3	1	4D039	C02F   1/66	94	гСɥޥȤޤ	Limestone, dolomite, marble
C02F   1/66 521 N	3	1	4D039	C02F   1/66	72	ݥ륵ɡޤϹ	Coral sands, shells, bones
C02F   1/66 521 P	3	1	4D039	C02F   1/66	58	ࡤǴ	Rocks, clays
C02F   1/66 521 R	3	0	4D039	C02F   1/66	34	͹Ƿ륫	Artificial solid alkali agents
C02F   1/66 521 S	3	1	4D039	C02F   1/66	45	ʪ	Structures
C02F   1/66 521 T	3	1	4D039	C02F   1/66	63	ʪ	Moulding
C02F   1/66 521 V	3	0	4D039	C02F   1/66	61	Ѵʪ	Wastes
C02F   1/66 521 X	3	0	4D039	C02F   1/66	79	륫ѿ	Alkali waste water
C02F   1/66 521 Z	3	0	4D039	C02F   1/66	93	¾Τ	Others
C02F   1/66 522 \	3	3	4D039	C02F   1/66	8		Oxidizing agents
C02F   1/66 522 A	3	0	4D039	C02F   1/66	284	̵Ӥα	Inorganic acids and salts thereof
C02F   1/66 522 B	3	1	4D039	C02F   1/66	259	úúޤú	Carbonates, carbonate salts, carbon dioxide gas
C02F   1/66 522 C	3	2	4D039	C02F   1/66	87	ѥ	Waste gases
C02F   1/66 522 F	3	0	4D039	C02F   1/66	77	ͭӤα	Organic acids and salts thereof
C02F   1/66 522 J	3	0	4D039	C02F   1/66	17	ŷʪ	Natural substances
C02F   1/66 522 K	3	1	4D039	C02F   1/66	16	ࡤ	Rocks, silica sands
C02F   1/66 522 N	3	0	4D039	C02F   1/66	22	͹Ƿ	Artificial solid oxidizing agents
C02F   1/66 522 R	3	0	4D039	C02F   1/66	73	ѿ	Acid waste water
C02F   1/66 522 Z	3	0	4D039	C02F   1/66	71	¾Τ	Others
C02F   1/66 530 \	2	2	4D039	C02F   1/66	1	¤ޤϣĴ	Neutralization or pH adjustment devices
C02F   1/66 530 A	2	0	4D039	C02F   1/66	76	ġ	Individual devices
C02F   1/66 530 B	2	1	4D039	C02F   1/66	717	塤ޤϴ	Neutralization chambers, towers, devices
C02F   1/66 530 C	2	1	4D039	C02F   1/66	273	ºź	Neutralizer dispensing devices
C02F   1/66 530 D	2	1	4D039	C02F   1/66	331		Mixing devices
C02F   1/66 530 G	2	0	4D039	C02F   1/66	536	ġ֤ȹ礻ե	Combination of individual devices or flow
C02F   1/66 530 K	2	0	4D039	C02F   1/66	294	μʤͭ	With means for detection
C02F   1/66 530 L	2	1	4D039	C02F   1/66	530		pH
C02F   1/66 530 P	2	0	4D039	C02F   1/66	334	֤ͭ	With controls
C02F   1/66 530 Q	2	1	4D039	C02F   1/66	302	ư	Automatic neutralization devices
C02F   1/66 530 R	2	2	4D039	C02F   1/66	14	ϼư	Hydraulic automatic neutralization devices
C02F   1/66 530 Z	2	0	4D039	C02F   1/66	30	¾Τ	Others
C02F   1/66 540 \	2	2	4D039	C02F   1/66	1	¾οѤȤȹ礻	Combination s with other water processing techniques
C02F   1/66 540 A	2	0	4D039	C02F   1/66	504		Adsorption
C02F   1/66 540 B	2	0	4D039	C02F   1/66	155	ȼ͡㡥糰	Irradiation, e.g. ultraviolet rays
C02F   1/66 540 C	2	0	4D039	C02F   1/66	158		Ion exchange
C02F   1/66 540 D	2	0	4D039	C02F   1/66	114	Ʃ	Dialysis
C02F   1/66 540 E	2	0	4D039	C02F   1/66	139	ŵ	Electricity
C02F   1/66 540 F	2	0	4D039	C02F   1/66	111		Magnetism
C02F   1/66 540 G	2	0	4D039	C02F   1/66	282	ݺޤѤ	Using of sterilizing agents
C02F   1/66 540 H	2	0	4D039	C02F   1/66	235	Ը	Oxidation, reduction
C02F   1/66 540 J	2	0	4D039	C02F   1/66	91	ʪ	Biological processing
C02F   1/66 540 Z	2	0	4D039	C02F   1/66	954	¾Τ	Others
C02F   1/68  \	1	1	4D039	C02F   1/68	1033	βɤΤʪ㡥ʬźäˤΡΣ	by addition of specified substances, e.g. trace elements, for ameliorating potable water [3, 2006.01, 2023.01]
C02F   1/68 510 \	2	2	4D039	C02F   1/68	1	Ū	Objectives of modification
C02F   1/68 510 A	2	0	4D039	C02F   1/68	1362	ѿβ	Modifying city water
C02F   1/68 510 B	2	1	4D039	C02F   1/68	2639		Potable water
C02F   1/68 510 C	2	2	4D039	C02F   1/68	118	α	Distilled water
C02F   1/68 510 G	2	0	4D039	C02F   1/68	89	οβ	Modification of water in use
C02F   1/68 510 H	2	1	4D039	C02F   1/68	452	Ϥס	Bath or pool water
C02F   1/68 510 J	2	1	4D039	C02F   1/68	153	ܵ塤ܵӿ	Water for fish-breeding tanks or ponds
C02F   1/68 510 Z	2	0	4D039	C02F   1/68	272	¾Τ	Others
C02F   1/68 520 \	2	2	4D039	C02F   1/68	5		Improving agents
C02F   1/68 520 A	2	0	4D039	C02F   1/68	30		Chemicals
C02F   1/68 520 B	2	1	4D039	C02F   1/68	1598	̵	Inorganic chemicals
C02F   1/68 520 C	2	2	4D039	C02F   1/68	509	úúú	Carbonates, carbonate salts, carbon dioxide gas
C02F   1/68 520 D	2	2	4D039	C02F   1/68	539	гг륷	Quicklime; slaked lime; calcium salt
C02F   1/68 520 G	2	1	4D039	C02F   1/68	340	ͭ	Organic chemicals
C02F   1/68 520 K	2	0	4D039	C02F   1/68	762	ŷʪ	Natural substances
C02F   1/68 520 L	2	1	4D039	C02F   1/68	203	гСɥޥȤޤ	Limestone, dolomite, marble
C02F   1/68 520 M	2	1	4D039	C02F   1/68	536	륵ɡޤϹ	Coral sands, shells, or bones
C02F   1/68 520 N	2	1	4D039	C02F   1/68	906	ʪ	silicic acids, silicate minerals
C02F   1/68 520 P	2	2	4D039	C02F   1/68	543		Healstone
C02F   1/68 520 Q	2	2	4D039	C02F   1/68	60	С	Sun or miracle stone
C02F   1/68 520 S	2	1	4D039	C02F   1/68	571	ʪ	Radioactive minerals
C02F   1/68 520 U	2	0	4D039	C02F   1/68	271	͹	Artificial modification materials
C02F   1/68 520 V	2	1	4D039	C02F   1/68	804	ߥå	Ceramics
C02F   1/68 520 Z	2	0	4D039	C02F   1/68	171	¾Τ	Others
C02F   1/68 530 \	2	2	4D039	C02F   1/68	4	֡Ѷ	Modification devices, apparati
C02F   1/68 530 A	2	0	4D039	C02F   1/68	1379	緿֡Ѷ	Large industrial devices, apparatuses
C02F   1/68 530 B	2	0	4D039	C02F   1/68	1113	Ѿ֡Ѷ	Small household devices, apparatuses
C02F   1/68 530 C	2	1	4D039	C02F   1/68	557	ƻշ	Tap mounting types
C02F   1/68 530 D	2	1	4D039	C02F   1/68	214	շ	Bathtub mounting types
C02F   1/68 530 E	2	1	4D039	C02F   1/68	297	巿	Desktop types
C02F   1/68 530 F	2	1	4D039	C02F   1/68	316		Modification devices
C02F   1/68 530 G	2	1	4D039	C02F   1/68	95	ƥХå	Tea bag type
C02F   1/68 530 K	2	0	4D039	C02F   1/68	416	֤ͭ	With detection devices
C02F   1/68 530 L	2	0	4D039	C02F   1/68	645	֤ͭ	With controls
C02F   1/68 530 Z	2	0	4D039	C02F   1/68	71	¾Τ	Others
C02F   1/68 540 \	2	2	4D039	C02F   1/68	0	¾οѤȤȹ礻	Combinations with other water process techniques
C02F   1/68 540 A	2	0	4D039	C02F   1/68	1230		Adsorption
C02F   1/68 540 B	2	0	4D039	C02F   1/68	598	ȼ͡㡥糰	Irradiation, e.g. ultraviolet rays
C02F   1/68 540 C	2	0	4D039	C02F   1/68	358		Ion exchange
C02F   1/68 540 D	2	0	4D039	C02F   1/68	476	Ʃ	Dialysis
C02F   1/68 540 E	2	0	4D039	C02F   1/68	538	ŵ	Electricity
C02F   1/68 540 F	2	0	4D039	C02F   1/68	378		Magnetism
C02F   1/68 540 G	2	0	4D039	C02F   1/68	562	ݺޤѤ	Using sterilization agents
C02F   1/68 540 H	2	0	4D039	C02F   1/68	339	Ը	Oxidation, reduction
C02F   1/68 540 J	2	0	4D039	C02F   1/68	145	ʪ	Biological processing
C02F   1/68 540 Z	2	0	4D039	C02F   1/68	1556	¾Τ	Others
C02F   1/70  \	1	1	4D050	C02F   1/70	51	ԸˤΡΣ	by reduction [3, 2006.01, 2023.01]
C02F   1/70  A	1	0	4D050	C02F   1/70	494	Ŷ°ͭѿ	Processing waste water containing heavy metal ions
C02F   1/70  B	1	0	4D050	C02F   1/70	328	ã򥤥ͭѿ	Processing waste water containing Cr ions
C02F   1/70  Z	1	0	4D050	C02F   1/70	1848	¾Τ	Others
C02F   1/72  \	1	1	4D050	C02F   1/72	132	ˤΡΣ	by oxidation [3, 2006.01, 2023.01]
C02F   1/72  A	1	0	4D050	C02F   1/72	158	󲽹ʪλ	Oxidation of cyan compounds
C02F   1/72  B	1	0	4D050	C02F   1/72	178	̵ǲʪλ	Oxidation of inorganic nitrogen compounds
C02F   1/72  C	1	0	4D050	C02F   1/72	208	̵βʪλ	Oxidation of inorganic phosphorous compounds
C02F   1/72  Z	1	0	4D050	C02F   1/72	2882	¾Τ	Others
C02F   1/72 101 \	2	2	4D050	C02F   1/72	2026		Optical oxidation processing
C02F   1/74  \	2	2	4D050	C02F   1/74	167	ˤΡʿ̤ãƣˡΣ	with air (aeration of stretches of water C02F 7/00) [3, 2006.01, 2023.01]
C02F   1/74  A	2	0	4D050	C02F   1/74	33	󲽹ʪζ	Oxidation of cyan compounds with air
C02F   1/74  B	2	0	4D050	C02F   1/74	79	̵ǲʪζ	Oxidation of inorganic nitrogen compounds with air
C02F   1/74  C	2	0	4D050	C02F   1/74	184	̵βʪζ	Oxidation of inorganic sulfur compounds with air
C02F   1/74  Z	2	0	4D050	C02F   1/74	844	¾Τ	Others
C02F   1/74 101 \	3	3	4D050	C02F   1/74	859		Wet air oxidation processes
C02F   1/76  \	2	2	4D050	C02F   1/76	44	ϥޤϲʪˤΡΣ	with halogens or compounds of halogens [3, 2006.01, 2023.01]
C02F   1/76  A	2	0	4D050	C02F   1/76	1819	ϥˤ뻦	Sterilization with halogens
C02F   1/76  B	2	0	4D050	C02F   1/76	98	󲽹ʪΥϥ	Halogen acidification of cyan compounds
C02F   1/76  C	2	0	4D050	C02F   1/76	160	̵ǲʪΥϥ	Halogenation of inorganic nitrogen compounds
C02F   1/76  D	2	0	4D050	C02F   1/76	43	̵βʪΥϥ	Halogenation of inorganic sulfur compounds
C02F   1/76  Z	2	0	4D050	C02F   1/76	752	¾Τ	Others
C02F   1/78  \	2	2	4D050	C02F   1/78	5342	ˤΡΣ	with ozone [3, 2006.01, 2023.01]
C02F   3/00  \	0	0	4D027	C02F   3/00	58	塤ѿޤϲʪŪΣ	Biological treatment of water, waste water, or sewage [3, 2006.01, 2023.01]
C02F   3/00  A	0	0	4D027	C02F   3/00	546	˴ؤ	Relating to septic tanks
C02F   3/00  E	0	1	4D027	C02F   3/00	1219	Ԥ	Septic tanks involving diffusion or aeration
C02F   3/00  B	0	1	4D027	C02F   3/00	1632	°ʪħΤ	Characterized by profiles, makes or accessories
C02F   3/00  F	0	1	4D027	C02F   3/00	631	ήĴƳӽФ˴ؤ	Relating to flow regulation, intake or discharge
C02F   3/00  C	0	0	4D027	C02F   3/00	723	ھؤοƩȯںѤˤ	By permeation into soil, evaporation or using earth and sands
C02F   3/00  D	0	0	4D027	C02F   3/00	867	źúޡޤλѤħȤ	Characterized by use of additives or treatment agents
C02F   3/00  G	0	0	4D027	C02F   3/00	1258	경ʪʪܤ˴ؤ	Relating to fixing microorganisms or cultivation of the same
C02F   3/00  Z	0	0	4D027	C02F   3/00	797	¾Τ	Others
C02F   3/02  \	1	1	4D003	C02F   3/02	283	ŪΣ	Aerobic processes [3, 2006.01, 2023.01]
C02F   3/02  A	1	0	4D003	C02F   3/02	292	ʪˡ̵	Techniques common to biological film methods
C02F   3/02  B	1	0	4D003	C02F   3/02	134	ʿ̻ɾѤ	Using of plane oxidation type filters
C02F   3/02  Z	1	0	4D003	C02F   3/02	258	¾Τ	Others
C02F   3/04  \	2	2	4D003	C02F   3/04	698	ɾѤΡΣ	using trickle filters [3, 2006.01, 2023.01]
C02F   3/06  \	2	2	4D003	C02F   3/06	5689	ɾѤΡΣ	using submerged filters [3, 2006.01, 2023.01]
C02F   3/08  \	2	2	4D003	C02F   3/08	1541	ưܿΤѤΡΣ	using moving contact bodies [3, 2006.01, 2023.01]
C02F   3/08  A	2	0	4D003	C02F   3/08	1020	ʿžͭžΤѤ	Using of rotating objects with horizontal rotation axis
C02F   3/08  B	2	0	4D003	C02F   3/08	2175	ήưܿѤ	Using of cat-cracking materials
C02F   3/08  Z	2	0	4D003	C02F   3/08	304	¾Τ	Others
C02F   3/10  \	2	2	4D003	C02F   3/10	862	ѥå󥰡ŶࡨåɡΣ	Packings; Fillings; Grids [3, 2006.01, 2023.01]
C02F   3/10  A	2	0	4D003	C02F   3/10	2049	γ	Pellets or lumps
C02F   3/10  Z	2	0	4D003	C02F   3/10	3291	¾Τ	Others
C02F   3/12  \	2	2	4D028	C02F   3/12	111	ťΣ	Activated sludge processes [3, 2006.01, 2023.01]
C02F   3/12  A	2	0	4D028	C02F   3/12	1387	֤ħΤ	Characterized by devices
C02F   3/12  M	2	1	4D028	C02F   3/12	504	ʣͭ	With plurality of chambers
C02F   3/12  B	2	0	4D028	C02F   3/12	1094	ˡħΤ	Characterized by methods
C02F   3/12  D	2	1	4D028	C02F   3/12	916	ޤźä	Addition of chemicals
C02F   3/12  E	2	0	4D028	C02F   3/12	122	żŪ򤹤	Electromagnetic processing
C02F   3/12  F	2	0	4D028	C02F   3/12	536	ʣιʤ	Plurality of processes
C02F   3/12  N	2	1	4D028	C02F   3/12	574	ŪϵŪȤȹ礻	Combinations of chemical and mechanical processes
C02F   3/12  H	2	0	4D028	C02F   3/12	1123	˴ؤ	Relating to control
C02F   3/12  J	2	1	4D028	C02F   3/12	913	̤˴ؤ	Relating to aeration
C02F   3/12  K	2	1	4D028	C02F   3/12	516	ť̡;ť̤˴ؤ	Relating to amounts of return or excess sludge
C02F   3/12  P	2	1	4D028	C02F   3/12	516	¬ʤ˴ؤ	Relating to means of measurements
C02F   3/12  Q	2	0	4D028	C02F   3/12	428	ʬ˴ؤ	Relating to rotary dispersion
C02F   3/12  S	2	0	4D028	C02F   3/12	2808	ťʬΥ˴ؤ	Relating to pre-processing or separation of activated sludge
C02F   3/12  T	2	0	4D028	C02F   3/12	250	Х륭ɻߤ˴ؤ	Relating to prevention of bulking
C02F   3/12  U	2	0	4D028	C02F   3/12	283	ˢæ˴ؤ	Relating to elimination of bubbles or deodorization
C02F   3/12  V	2	0	4D028	C02F   3/12	1066	ѿν	processing particular waste water
C02F   3/12  Z	2	0	4D028	C02F   3/12	190	¾Τ	Others
C02F   3/14  \	3	3	4D029	C02F   3/14	337	ɽˤΡΣ	using surface aeration [3, 2006.01, 2023.01]
C02F   3/16  \	4	4	4D029	C02F   3/16	644	ľ֡Σ	the aerator having a vertical axis [3, 2006.01, 2023.01]
C02F   3/18  \	4	4	4D029	C02F   3/18	254	ʿ֡Σ	the aerator having a horizontal axis [3, 2006.01, 2023.01]
C02F   3/20  \	3	3	4D029	C02F   3/20	29	ѤΡΣ	using diffusers [3, 2006.01, 2023.01]
C02F   3/20  A	3	0	4D029	C02F   3/20	519	ή¥ͭ	With convection promoting members
C02F   3/20  B	3	0	4D029	C02F   3/20	340	ݥפͭ	With submerged pumps
C02F   3/20  C	3	0	4D029	C02F   3/20	435	μդ˴ؤ	Relating to mounting air diffusers
C02F   3/20  D	3	0	4D029	C02F   3/20	781	¿ͭ	With porous diffusers
C02F   3/20  Z	3	0	4D029	C02F   3/20	1154	¾Τ	Others
C02F   3/22  \	3	3	4D029	C02F   3/22	13	۴ƳɤѤΡΣ	using circulation pipes [3, 2006.01, 2023.01]
C02F   3/22  B	3	0	4D029	C02F   3/22	367	ݤˤ	By ejectors
C02F   3/22  C	3	0	4D029	C02F   3/22	147	ݥפˤ	By submerged pumps
C02F   3/22  D	3	0	4D029	C02F   3/22	353	ͭ	With deep-layer aeration chambers
C02F   3/22  Z	3	0	4D029	C02F   3/22	594	¾Τ	Others
C02F   3/24  \	3	3	4D029	C02F   3/24	6	ޤʮ̸ˤΡΣ	using free-fall aeration or spraying [3, 2006.01, 2023.01]
C02F   3/24  A	3	0	4D029	C02F   3/24	93		Natural falling aeration
C02F   3/24  B	3	0	4D029	C02F   3/24	247	ʮ̸	Sprayed aeration
C02F   3/24  Z	3	0	4D029	C02F   3/24	16	¾Τ	Others
C02F   3/26  \	3	3	4D029	C02F   3/26	377	ǤޤϻٲѤΡΣ	using pure oxygen or oxygen-rich gas [3, 2006.01, 2023.01]
C02F   3/28  \	1	1	4D040	C02F   3/28	33	ŪòΣ	Anaerobic digestion processes [3, 2006.01, 2023.01]
C02F   3/28  A	1	0	4D040	C02F   3/28	1765	֤˴ؤ	Relating to devices
C02F   3/28  B	1	0	4D040	C02F   3/28	1128	ʪѤ	Using of biological films
C02F   3/28  Z	1	0	4D040	C02F   3/28	1555	¾Τ	Others
C02F   3/30  \	1	1	4D040	C02F   3/30	29	ŪȷŪȹ礻ˤΡΣ	Aerobic and anaerobic processes [3, 2006.01, 2023.01]
C02F   3/30  A	1	0	4D040	C02F   3/30	1052	֤˴ؤ	Relating to devices
C02F   3/30  B	1	0	4D040	C02F   3/30	878	ʪѤ	Using of biological films
C02F   3/30  C	1	0	4D040	C02F   3/30	709	æ	Dephosphorizing processes
C02F   3/30  Z	1	0	4D040	C02F   3/30	958	¾Τ	Others
C02F   3/32  \	1	1	4D040	C02F   3/32	926	Ѥ줿ưʪޤϿʪˤäħŤΡ㡥Σ	characterised by the animals or plants used, e.g. algae [3, 2006.01, 2023.01]
C02F   3/34  \	1	1	4D040	C02F   3/34	390	Ѥ줿ʪˤäħŤΡΣ	characterised by the microorganisms used [3, 2006.01, 2023.01]
C02F   3/34  A	1	0	4D040	C02F   3/34	348	ٶݤѤ	Using of photosynthesis bacteria
C02F   3/34  Z	1	0	4D040	C02F   3/34	3379	¾Τ	Others
C02F   3/34 101 \	2	2	4D040	C02F   3/34	22	˲ݤޤæǶݤѤ	Utilizing nitration or denitrification bacteria
C02F   3/34 101 A	2	0	4D040	C02F   3/34	2222	ˡ	Methods
C02F   3/34 101 B	2	0	4D040	C02F   3/34	1497		Devices
C02F   3/34 101 C	2	0	4D040	C02F   3/34	977		Control
C02F   3/34 101 D	2	0	4D040	C02F   3/34	1648	ʪѤ	Using of biological films
C02F   3/34 101 Z	2	0	4D040	C02F   3/34	120	¾Τ	Others
C02F   5/00  \	0	0	4D045	C02F   5/00	1358	𲽡ɻߡɻߺޤޤϥޤοؤźá㡥°ޤźáʥ򴹤ˤ𲽣ãƣˡΣ	Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents (softening using ion-exchange C02F 1/42) [3, 2006.01, 2023.01]
C02F   5/00 610 \	1	1	4D045	C02F   5/00	685	ʪŪ	Physical processes
C02F   5/00 610 A	1	0	4D045	C02F   5/00	277	ϤѤ	Using of magnetism
C02F   5/00 610 B	1	0	4D045	C02F   5/00	389	ŵϤѤ	Using of electric forces
C02F   5/00 610 C	1	0	4D045	C02F   5/00	148		Ion exchange
C02F   5/00 610 D	1	0	4D045	C02F   5/00	141	ή®岹ǮĴ	Regulating water flow velocity, temperature or heat transmission
C02F   5/00 610 E	1	0	4D045	C02F   5/00	257	УĴ	pH adjustments
C02F   5/00 610 F	1	0	4D045	C02F   5/00	642		Chemical injection
C02F   5/00 610 G	1	1	4D045	C02F   5/00	283		Injection control
C02F   5/00 610 H	1	1	4D045	C02F   5/00	235	ݥ	Scale cleaning
C02F   5/00 610 J	1	2	4D045	C02F   5/00	131	륫ˤ	by using acids or alkali
C02F   5/00 610 Z	1	0	4D045	C02F   5/00	302	¾	Others
C02F   5/00 620 \	1	1	4D045	C02F   5/00	995	ݥʪ	Scale substances
C02F   5/00 620 A	1	0	4D045	C02F   5/00	1227	̵ʪ	Inorganic substances
C02F   5/00 620 B	1	1	4D045	C02F   5/00	1881	륫°㡢륷ޥͥ	Alkali earth metal salts e.g. calcium salts, magnesium salts
C02F   5/00 620 C	1	1	4D045	C02F   5/00	696	ꥫ	Silica
C02F   5/00 620 D	1	1	4D045	C02F   5/00	389	°ʪ	Metal oxides
C02F   5/00 620 Z	1	0	4D045	C02F   5/00	79	¾	Others
C02F   5/02  \	1	1	4D045	C02F   5/02	61	ʬ¤ˤ𲽡Σ	Softening water by precipitation of the hardness [3, 2006.01, 2023.01]
C02F   5/02  A	1	0	4D045	C02F   5/02	91	ʬºޤħΤ	Characterized by precipitants of hardness
C02F   5/02  B	1	1	4D045	C02F   5/02	129	̵ʪʥ륷ಽʪ	Inorganic substances (excluding orthophosphates or calcium compounds)
C02F   5/02  C	1	1	4D045	C02F   5/02	21	ͭʪʥ륷ಽʪ	Organic substances (excluding orthophosphates or calcium compounds)
C02F   5/02  Z	1	0	4D045	C02F   5/02	13	¾	Others
C02F   5/04  \	2	2	4D045	C02F   5/04	42	ѤΡʣãƣͥˡΣ	using phosphates (C02F 5/06 takes precedence) [3, 2006.01, 2023.01]
C02F   5/06  \	2	2	4D045	C02F   5/06	96	륷ಽʪѤΡΣ	using calcium compounds [3, 2006.01, 2023.01]
C02F   5/08  \	1	1	4D045	C02F   5/08	252	𲽡ɻߤޤϥΤκʪޤ¾βϲޤˤν㡥°ޤźáΣ	Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents [3, 2006.01, 2023.01]
C02F   5/08  A	1	0	4D045	C02F   5/08	990	ݥɻߺޡݥޤħΤ	Characterized by scale prevention agents or scale removers
C02F   5/08  B	1	1	4D045	C02F   5/08	534	̵ʪ	Inorganic compounds
C02F   5/08  C	1	2	4D045	C02F   5/08	228		Acids
C02F   5/08  D	1	2	4D045	C02F   5/08	141	륫	Alkali
C02F   5/08  E	1	2	4D045	C02F   5/08	381		Salts
C02F   5/08  F	1	3	4D045	C02F   5/08	283	ޤ	Containing phosphorous
C02F   5/08  G	1	1	4D045	C02F   5/08	59	ŷ̵ʪ	Natural inorganic substances
C02F   5/08  Z	1	0	4D045	C02F   5/08	113	¾	Others
C02F   5/10  \	2	2	4D045	C02F   5/10	785	ͭʪѤΡΣ	using organic substances [3, 2006.01, 2023.01]
C02F   5/10 610 \	3	3	4D045	C02F   5/10	512	ʬҲʪǤޤΡޤΤ	Low-molecule compounds (excluding those containing nitrogen or phosphorous)
C02F   5/10 610 A	3	0	4D045	C02F   5/10	208	βޤ	Containing sulfur
C02F   5/10 610 Z	3	0	4D045	C02F   5/10	404	¾	Others
C02F   5/10 620 \	3	3	4D045	C02F   5/10	418	ʬҲʪʣͥ	macromolecular compounds (Takes precedence to 5/12 or 5/14.)
C02F   5/10 620 A	3	0	4D045	C02F   5/10	407	ʥ᥿˥ϥۥݥޡ	(Meta) acrylic acid homopolymers
C02F   5/10 620 B	3	0	4D045	C02F   5/10	553	ʥ᥿˥ϥݥޡ	(Meta) acrylic acid copolymers
C02F   5/10 620 C	3	1	4D045	C02F   5/10	381	ִˣΤޤ	Containing N in substitution base
C02F   5/10 620 D	3	1	4D045	C02F   5/10	336	ִˣӤޤ	Containing S in substitution base
C02F   5/10 620 E	3	0	4D045	C02F   5/10	280	̵ޥ쥤ϥۥݥޡ	Maleic acid anhydride homopolymers
C02F   5/10 620 F	3	0	4D045	C02F   5/10	437	̵ޥ쥤ϥݥޡ	Maleic acid anhydride copolymers
C02F   5/10 620 G	3	0	4D045	C02F   5/10	219	ݥƥޤ	Containing ether base
C02F   5/10 620 Z	3	0	4D045	C02F   5/10	336	¾	Others
C02F   5/10 630 \	3	3	4D045	C02F   5/10	78	ŷͭʪ	Natural organic substances
C02F   5/12  \	3	3	4D045	C02F   5/12	657	ǤޤΡʣãƣͥˡΣ	containing nitrogen (C02F 5/14 takes precedence) [3, 2006.01, 2023.01]
C02F   5/14  \	3	3	4D045	C02F   5/14	271	ޤΡΣ	containing phosphorus [3, 2006.01, 2023.01]
C02F   5/14  A	3	0	4D045	C02F   5/14	383	󸶻Ҥޤ	Containing phosphorous atoms
C02F   5/14  B	3	1	4D045	C02F   5/14	269	󸶻Ҥ򣱤Ĵޤ	Containing one phosphorous atom
C02F   5/14  C	3	1	4D045	C02F   5/14	246	󸶻Ҥ򣲤Ĵޤ	Containing two phosphorous atoms
C02F   5/14  D	3	1	4D045	C02F   5/14	137	󸶻Ҥ򣳤Ĵޤ	Containing three phosphorous atoms
C02F   5/14  E	3	1	4D045	C02F   5/14	107	󸶻Ҥ򣴤Ĵޤ	Containing four phosphorous atoms
C02F   5/14  Z	3	0	4D045	C02F   5/14	91	¾	Others
C02F   7/00  \	0	0	4D029	C02F   7/00	1113	̤Σ	Aeration of stretches of water [3]
C02F   9/00  \	0	0	4D046	C02F   9/00	4907	塤ѿޤϲ¿ʳΣ	Multistage treatment of water, waste water or sewage [3, 2006.01, 2023.01]
C02F   9/20  \	1	1	4D046	C02F   9/20	63	Ӳǽʡޤϼ곰ǽʾ¿ʳ֡㡥ɽѤޤϸ漼ξ奷ƥΣ	Portable or detachable small-scale multistage treatment devices, e.g. point of use or laboratory water purification systems [2023.01]
C02F  11/00  \	0	0	4D059	C02F  11/00	162	ťνΤ֡Σ	Treatment of sludge; Devices therefor
C02F  11/00  A	0	0	4D059	C02F  11/00	1324	ťְ	Sludge treatment devices in general
C02F  11/00  B	0	0	4D059	C02F  11/00	466	ť¿ʳ	Multi-stage sludge treatments
C02F  11/00  C	0	0	4D059	C02F  11/00	1878	ťͭʪޤ̵	Turning sludge into useful or harmless substance
C02F  11/00  G	0	1	4D059	C02F  11/00	163	ͭťν	Treatment of sludge containing mercury
C02F  11/00  H	0	1	4D059	C02F  11/00	290	ͭťν	Treatment of sludge containing chromium
C02F  11/00  J	0	1	4D059	C02F  11/00	803	¾νŶ°ڤӥͭťν	Treatment of other sludge containing heavy metals or cyan
C02F  11/00  K	0	1	4D059	C02F  11/00	351	åν	Treatment of sludge containing oils
C02F  11/00  L	0	1	4D059	C02F  11/00	67	ťν	Treatment of red sludge
C02F  11/00  D	0	0	4D059	C02F  11/00	463	ťޤϸǤν	Disposal of sludge or on-site treatment
C02F  11/00  E	0	0	4D059	C02F  11/00	83	ťν	Treatment of septic tank sludge
C02F  11/00  F	0	0	4D059	C02F  11/00	653	ťæ	Deodorization of sludge
C02F  11/00  M	0	0	4D059	C02F  11/00	490	ťξƷ롤ˡ	Baking, sintering or calcination methods of sludge
C02F  11/00  N	0	0	4D059	C02F  11/00	126	ťξƷ롤	Baking, sintering or calcination devices for sludge
C02F  11/00  Z	0	0	4D059	C02F  11/00	1207	¾Τ	Others
C02F  11/00 101 \	1	1	4D059	C02F  11/00	35	ޤѤƸǲ	Solidification using binders
C02F  11/00 101 A	1	0	4D059	C02F  11/00	315	Τ	Devices thereof
C02F  11/00 101 Z	1	0	4D059	C02F  11/00	1434	¾Τ	Others
C02F  11/02  \	1	1	4D059	C02F  11/02	4009	ʪŪΣ	Biological treatment [3]
C02F  11/04  \	2	2	4D059	C02F  11/04	90	Ūνˤ᥿¤Σ	Anaerobic treatment; Production of methane by such processes [3]
C02F  11/04  A	2	0	4D059	C02F  11/04	2757	᥿¤	Production of methane
C02F  11/04  Z	2	0	4D059	C02F  11/04	1184	¾Τ	Others
C02F  11/06  \	1	1	4D059	C02F  11/06	61	ˤΡΣ	by oxidation [3]
C02F  11/06  A	1	0	4D059	C02F  11/06	1112	ˡ	Methods
C02F  11/06  B	1	0	4D059	C02F  11/06	595		Devices
C02F  11/06  Z	1	0	4D059	C02F  11/06	143	¾Τ	Others
C02F  11/08  \	2	2	4D059	C02F  11/08	609	Σ	Wet air oxidation [3]
C02F  11/10  \	1	1	4D059	C02F  11/10	35	ǮʬˤΡΣ	by pyrolysis [3]
C02F  11/10  A	1	0	4D059	C02F  11/10	326	ͻˤ	By melting
C02F  11/10  Z	1	0	4D059	C02F  11/10	1220	¾Τ	Others
C02F  11/12  \	1	1	4D059	C02F  11/12	188	æ塤ޤǻ̤ˤΡΣ	by de-watering, drying, or thickening [3]
C02F  11/121  \	2	2	4D059	C02F  11/121	3083	ŪæˤΡΣ	by mechanical de-watering
C02F  11/122  \	3	3	4D059	C02F  11/122	736	ե륿ץ쥹ѤΡʣãƣͥˡΣ	using filter presses(C02F11/123 takes precedence)
C02F  11/123  \	3	3	4D059	C02F  11/123	1336	٥ȤޤϥХɥե륿ѤΡΣ	using belt or band filters
C02F  11/125  \	3	3	4D059	C02F  11/125	828	塼ե륿ѤΡΣ	using screw filters
C02F  11/126  \	3	3	4D059	C02F  11/126	589	ɥե륿ѤΡΣ	using drum filters
C02F  11/127  \	3	3	4D059	C02F  11/127	1046	ʬΥˤΡΣ	by centrifugation
C02F  11/128  \	3	3	4D059	C02F  11/128	33	ХåѤΡΣ	using batch processes
C02F  11/13  \	2	2	4D059	C02F  11/13	2705	ǮˤΡΣ	by heating
C02F  11/131  \	3	3	4D059	C02F  11/131	66	żȤޤĶȤѤΡΣ	using electromagnetic or ultrasonic waves[2019.01]
C02F  11/14  \	2	2	4D059	C02F  11/14	1139	ʤźäˤΡΣ	with addition of chemical agents [3]
C02F  11/143  \	3	3	4D059	C02F  11/143	681	̵ʪѤΡʣãƣͥˡΣ	using inorganic substances(C02F11/148 takes precedence)
C02F  11/145  \	4	4	4D059	C02F  11/145	278	륷ಽʪѤΡΣ	using calcium compounds
C02F  11/147  \	3	3	4D059	C02F  11/147	1399	ͭʪѤΡʣãƣͥˡΣ	using organic substances(C02F11/148 takes precedence)
C02F  11/148  \	3	3	4D059	C02F  11/148	621	Ʊźä̵ʪͭʪȤʻѡΣ	Combined use of inorganic and organic substances, being added in the same treatment step
C02F  11/15  \	2	2	4D059	C02F  11/15	515	ž졤ޤżˤˤΡĶȽˤΡʲǮŪΤΤΣãƣˡΣ	by treatment with electric, magnetic or electromagnetic fields; by treatment with ultrasonic waves (for the purpose of heating C02F0011131000)[2019.01]
C02F  11/16  \	2	2	4D059	C02F  11/16	195	羲ޤѤΡΣ	using drying or composting beds [3]
C02F  11/18  \	1	1	4D059	C02F  11/18	407	ǮŪĴǮʬˤΣãƣˡΣ	by thermal conditioning (by pyrolysis C02F 11/10) [3]
C02F  11/20  \	2	2	4D059	C02F  11/20	497	ˤΡΣ	by freezing [3]
C02F 101:00  \	0	0		C02F 101/00	0	ʪΣ	Indexing scheme associated with groups C02F  1/00-C02F 11/00;  relating to the nature of the contaminant in the water, waste water, sewage or sludge.
C02F 101:10  \	1	1		C02F 101/10	2	̵ʪΣ	Inorganic compounds [7]
C02F 101:12  \	2	2		C02F 101/12	3	ϥ󡤤ޤϥϥͭ벽ʪΣ	Halogens or halogen-containing compounds [7]
C02F 101:14  \	3	3		C02F 101/14	1	եǤޤϥեǤͭ벽ʪΣ	Fluorine or fluorine-containing compounds [7]
C02F 101:16  \	2	2		C02F 101/16	1	ǲʪ㡥˥Σ	Nitrogen compounds, e.g. ammonia [7]
C02F 101:18  \	3	3		C02F 101/18	0	ʪΣ	Cyanides [7]
C02F 101:20  \	2	2		C02F 101/20	1	Ŷ°ޤϽŶ°ʪΣ	Heavy metals or heavy metal compounds [7]
C02F 101:22  \	3	3		C02F 101/22	0	ࡤޤϥಽʪ㡥Σ	Chromium or chromium compounds, e.g. chromates [7]
C02F 101:30  \	1	1		C02F 101/30	1	ͭʪΣ	Organic compounds [7]
C02F 101:32  \	2	2		C02F 101/32	0	úǡ㡥Σ	Hydrocarbons, e.g. oil [7]
C02F 101:34  \	2	2		C02F 101/34	1	ǤͭΡΣ	containing oxygen [7]
C02F 101:36  \	2	2		C02F 101/36	1	ϥͭΡΣ	containing halogen [7]
C02F 101:38  \	2	2		C02F 101/38	1	ǤͭΡΣ	containing nitrogen [7]
C02F 103:00  \	0	0		C02F 103/00	9	塤ѿ塤ޤϱťΣ	Indexing scheme associated with groups C02F  1/00-C02F 11/00, relating to the nature of the water, waste water, sewage or sludge to be treated.
C02F 103:02  \	1	1		C02F 103/02	0	Ƥʤ塤㡥ѿΣ	Non-contaminated water, e.g. for industrial water supply [7]
C02F 103:04  \	2	2		C02F 103/04	0	ޤĶ뤿ΤΡΣ	for obtaining pure or ultra-pure water [7]
C02F 103:06  \	1	1		C02F 103/06	1	줿ϲޤϿпΣ	Contaminated groundwater or leachate [7]
C02F 103:08  \	1	1		C02F 103/08	0	塤㡥ø岽뤿ΤΡΣ	Seawater, e.g. for desalination [7]
C02F 103:10  \	1	1		C02F 103/10	1	о졤ޤϺι۳ưФΣ	from quarries or from mining activities [7]
C02F 103:12  \	1	1		C02F 103/12	1	ȤޤϥߥåȤѿ塤㡥Ȥޤϥ饹줫ѿΣ	from the silicate or ceramic industries, e.g. waste waters from cement or glass factories [7]
C02F 103:14  \	1	1		C02F 103/14	0	ѱաΣ	Paint wastes [7]
C02F 103:16  \	1	1		C02F 103/16	0	ιʤ°¤ϣޤϽѿ塤㡥åѿΣ	from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes [7]
C02F 103:18  \	1	1		C02F 103/18	0	ӵμѿΣ	from the wet purification of gaseous effluents [7]
C02F 103:20  \	1	1		C02F 103/20	0	ܻѿΣ	from animal husbandry [7]
C02F 103:22  \	1	1		C02F 103/22	1	ưʪ㡥ȶ١ޤϤΰβùѿΣ	from the processing of animals, e.g. poultry, fish, or parts thereof [7]
C02F 103:24  \	2	2		C02F 103/24	0	ʤᤷ׹줫ΤΡΣ	from tanneries [7]
C02F 103:26  \	1	1		C02F 103/26	0	ʪޤϤΰβùѿΣ	from the processing of plants or parts thereof [7]
C02F 103:28  \	2	2		C02F 103/28	1	ޤϥȤΤΡΣ	from the paper or cellulose industry [7]
C02F 103:30  \	1	1		C02F 103/30	0	ʪȤѿΣ	from the textile industry [7]
C02F 103:32  \	1	1		C02F 103/32	3	ʪޤϿʻȤѿ塤㡥¤꤫ѿΣ	from the food or foodstuff industry, e.g. brewery waste waters [7]
C02F 103:34  \	1	1		C02F 103/34	0	ãƣãƣΥ롼פʬवʤػȤѿΣ	from the chemical industry not provided for in groups C02F 103/12-C02F 103/32 [7]
C02F 103:36  \	2	2		C02F 103/36	1	ͭʪ¤ФΡΣ	from the manufacture of organic compounds [7]
C02F 103:38  \	3	3		C02F 103/38	0	ŹΡΣ	Polymers [7]
C02F 103:40  \	2	2		C02F 103/40	0	ʪ¤ޤϻѤФΡΣ	from the manufacture or use of photosensitive materials [7]
C02F 103:42  \	1	1		C02F 103/42	0	ᡦ˻ߤѿ塤㡥ߥ󥰡סΣ	from bathing facilities, e.g. swimming pools [7]
C02F 103:44  \	1	1		C02F 103/44	0	ֻߤѿΣ	from vehicle washing facilities [7]
