G21K   1/00  \	0	0	2G082	G21K   1/00	3	γΥ갷֡㡥«ޤϸ®Σ	Arrangements for handling particles or ionising radiation, e.g. focusing or moderating  [2026.01]
G21K   1/00  E	0	0	2G082	G21K   1/00	339	Żȯ谷ʾȼ֤ϣǣˣ	Generation and handling of electron beams (irradiation equipment G21K5/04)
G21K   1/00  A	0	0	2G082	G21K   1/00	432	ȯ谷ʾȼ֤ϣǣˣ	Generation and handling of electron beams and atomic beams (irradiation equipment G21K5/04)
G21K   1/00  X	0	0	2G082	G21K   1/00	546	μ谷ʾȼ֤ϣǣˣȯѥåȤݻϣǣˣ	Handling of X-rays (irradiation devices: G21K5/02; target holders for generation: G21K5/08)
G21K   1/00  N	0	0	2G082	G21K   1/00	153	Ҥμ谷ʾȼ֤ϣǣˣȯѥåȤݻϣǣˣ	Handling of neutron beams (irradiation equipment G21K5/02, holding tools of target for generation G21K5/08)
G21K   1/00  R	0	0	2G082	G21K   1/00	54	ңɤμ谷ʾȼ֤ϣǣˣ	Handling of RI (irradiation equipment G21K5/02)
G21K   1/00  Z	0	0	2G082	G21K   1/00	94	¾Τ	Others
G21K   1/02  \	1	1	2G082	G21K   1/02	3	ʤꡤ᡼ѤΡΣ	using diaphragms, collimators [2]
G21K   1/02  R	1	0	2G082	G21K   1/02	211	ȼϰϤꤹ뤿ΤΡ㡥ʤޤϥġ֥	for limiting the scope of irradiation, e.g. diaphragm
G21K   1/02  C	1	0	2G082	G21K   1/02	319	ȼͤ򤽤뤿ΤΡ㡥᡼åȤޤϥΥ᡼	For aligning irradiation, e.g. collimators, slits or monochromators
G21K   1/02  G	1	1	2G082	G21K   1/02	245	ޥۡ롤å	multiple holes and grids
G21K   1/02  M	1	0	2G082	G21K   1/02	127	¤ˡ	Manufacture methods and the quality of materials
G21K   1/02  Z	1	0	2G082	G21K   1/02	100	¾Τ	Others
G21K   1/04  \	2	2	2G082	G21K   1/04	1	ѹʤꡤååѡѤΡΣ	using variable diaphragms, shutters, choppers [2]
G21K   1/04  R	2	0	2G082	G21K   1/04	281	ȼϰϤꤹ	Limiting the scope of irradiation
G21K   1/04  D	2	1	2G082	G21K   1/04	82	Τ	having a shape of parallel crosses
G21K   1/04  T	2	1	2G082	G21K   1/04	41	ʾμͳ٤ͭ	having more than or equal to three degrees of freedom
G21K   1/04  P	2	0	2G082	G21K   1/04	76	٤Ѥ뤿Τ	For changing the intensity
G21K   1/04  S	2	0	2G082	G21K   1/04	230	ååѡ	Shutters, choppers
G21K   1/04  Z	2	0	2G082	G21K   1/04	109	¾Τ	Others
G21K   1/06  \	1	1	2G082	G21K   1/06	10	ޡޤޤȿͤѤΡ㡥Υ᡼ʣǣˣǣˣͥˡΣ	using diffraction, refraction, or reflection, e.g. monochromators (G21K 1/10, G21K 7/00 take precedence) [2]
G21K   1/06  A	1	0	2G082	G21K   1/06	164	ޡޤޤȿͤ򤵤μ	objects per se causing diffraction, refraction, or reflection
G21K   1/06  B	1	1	2G082	G21K   1/06	859	ޡޤޤȿͤΤη¤ħΤ	Characterized by the shape and construction thereof causing diffraction, refraction, or reflection
G21K   1/06  C	1	2	2G082	G21K   1/06	511	ħΤ	Characterized by the quality of materials
G21K   1/06  D	1	2	2G082	G21K   1/06	425	¤ˡ˴ؤ	related to manufacture methods
G21K   1/06  F	1	0	2G082	G21K   1/06	162	Υ᡼ޡޤޤȿͤ򤵤ΤȤ߹	Equipment integrating what causes diffraction, refraction, or reflection such as monochromators
G21K   1/06  G	1	1	2G082	G21K   1/06	262	֤ι	Structure and location of equipment
G21K   1/06  K	1	2	2G082	G21K   1/06	124	ưħΤ	Characterized by movable parts
G21K   1/06  L	1	3	2G082	G21K   1/06	87	˥᡼˴ؤ	related to goniometers
G21K   1/06  M	1	2	2G082	G21K   1/06	343	ߥ顼	mirror section
G21K   1/06  N	1	3	2G082	G21K   1/06	112	ߥ顼θ򴹡ڴ	equipment for replacement, switching, or convex of a mirror
G21K   1/06  P	1	3	2G082	G21K   1/06	116	ߥ顼°֡㡥ۥ	devices attached to a mirror, e.g. holder
G21K   1/06  S	1	2	2G082	G21K   1/06	88	å	Slit section
G21K   1/06  T	1	2	2G082	G21K   1/06	56	ưߥ顼åʳκ㡥᡼	details other than movable parts, mirror section, and slit section, e.g. collimators
G21K   1/06  Z	1	0	2G082	G21K   1/06	170	¾Τ	Others
G21K   1/08  \	1	1	2G082	G21K   1/08	104	ŵŪޤϼŪʤˤӡиޤϽ«ŻҴɤŻҸ֣ȣʣˡΣ	Deviation, concentration, or focusing of the beam by electric or magnetic means (electron-optical arrangements in electric discharge tubes H01J 29/46) [2]
G21K   1/087  \	2	2	2G082	G21K   1/087	2	ŵŪʤˤΡΣ	by electrical means [4]
G21K   1/087  F	2	0	2G082	G21K   1/087	56	ӡν«	Focusing of beams
G21K   1/087  D	2	0	2G082	G21K   1/087	68	ӡи	Deviation of beams
G21K   1/087  S	2	0	2G082	G21K   1/087	40	ӡ	Scanning of beams
G21K   1/087  Z	2	0	2G082	G21K   1/087	30	¾Τ	Others
G21K   1/093  \	2	2	2G082	G21K   1/093	4	ŪʤˤΡΣ	by magnetic means [4]
G21K   1/093  F	2	0	2G082	G21K   1/093	192	ӡν«	Focusing of beams
G21K   1/093  D	2	0	2G082	G21K   1/093	458	ӡиʣǣˣͥ	Deviation of beams (G21K1/093F takes precedence)
G21K   1/093  S	2	0	2G082	G21K   1/093	201	ӡ	Scanning of beams
G21K   1/093  Z	2	0	2G082	G21K   1/093	218	¾Τ	Others
G21K   1/10  \	1	1	2G082	G21K   1/10	1	֡ۼ֡Σ	Scattering devices; Absorbing devices [2]
G21K   1/10  S	1	0	2G082	G21K   1/10	50		Scattering devices
G21K   1/10  A	1	0	2G082	G21K   1/10	66	ۼ	Absorbing devices
G21K   1/10  Z	1	0	2G082	G21K   1/10	9	¾Τ	Others
G21K   1/12  \	2	2	2G082	G21K   1/12	1	ĵۼΤޤϤΤζư㡥᥹Х֡Σ	Resonant absorbers or driving arrangements therefor, e.g. for M&ouml;ssbauer-effect devices [3]
G21K   1/14  \	1	1	2G082	G21K   1/14	116	Ųٸ֤ѤΡ㡥ӡŲ٤ޤ϶Ѥ뤿ΤΡΣ	using charge exchange devices, e.g. for neutralising or changing the sign of the electrical charges of beams [3]
G21K   1/16  \	1	1	2G082	G21K   1/16	4	ʬ˲֤ѤΡ㡥ʬˤӡ뤿ΤΡΣ	using polarising devices, e.g. for obtaining a polarised ion beam [3]
G21K   1/20  \	1	1	2G082	G21K   1/20	0	γҤĤޤĤ줿γҤ갷Ρ㡥ȥåסΣ	for confining charged particles or handling confined charged particles, e.g. ion traps[2026.01]
G21K   1/30  \	1	1	2G082	G21K   1/30	0	γҤĤޤĤ줿γҤ갷Ρ㡥ҥȥåסΣ	for confining neutral particles or handling confined neutral particles, e.g. atom traps[2026.01]
G21K   3/00  \	0	0	2G082	G21K   3/00	1	Υե륿㡥ե륿Σ	ionising radiation&nbsp;filters, e.g. X-ray filters [2]
G21K   3/00  E	0	0	2G082	G21K   3/00	66	㡥饤	Compensation for  characteristics, e.g. equalisers
G21K   3/00  S	0	0	2G082	G21K   3/00	142	ڥȥ	Attenuation, e.g. wedge filters)
G21K   3/00  W	0	0	2G082	G21K   3/00	210	㡥åե륿	Manufacture methods and the quality of materials
G21K   3/00  M	0	0	2G082	G21K   3/00	90	¤ˡ	Compensation for spectral characteristics
G21K   3/00  Y	0	0	2G082	G21K   3/00	109	ʳ˻	Applied to anything other than X and g rays
G21K   3/00  Z	0	0	2G082	G21K   3/00	126	¾ΤΡ̥ե륿ؤդޤ	Others (including details such as installation and switching of filters)
G21K   4/00  \	0	0	2G083	G21K   4/00	15	γҤޤΥζʬۤĻѴ뤿Ѵ꡼㡥ꥸ꡼Σ	Conversion screens for the conversion of the spatial distribution of particles or ionising&nbsp;radiation into visible images, e.g. fluoroscopic screens [3]
G21K   4/00  A	0	0	2G083	G21K   4/00	1291	γҤޤΥͤȤۤƱ˲Ļ㤨иͤϤΡ㡥ꥸ꡼	Outputting visible images, e.g. light, at the nearly same time an X ray or particle radiation incident enters; fluoroscopic screens and intensifying screens
G21K   4/00  B	0	1	2G083	G21K   4/00	601	դꥸΤħΤΡꥸΤΤΤϣãˣ	characterised by phosphors mixed or coated (phosphors per se
G21K   4/00  C	0	1	2G083	G21K   4/00	44	ʳξϤ	Outputting information other than light
G21K   4/00  K	0	0	2G083	G21K   4/00	189	꡼󤫤ξФ٤ˡФޤγȤ̤λɷ㤨Х졼ͤä	applying other stimulus, e.g. laser beams, than X rays or particle radiation detected to retrieve information from a screen
G21K   4/00  L	0	1	2G083	G21K   4/00	1301	졼ȼͤΡ㡥Ѵѥ̵ͥꥸΤѤΡ᡼󥰥ץ졼ȡʣɣС	irradiating laser beams; e.g. radiation image conversion panels (using accelerated phosphorescent phosphors; imaging plates (IP)
G21K   4/00  M	0	2	2G083	G21K   4/00	666	ꥸΤħΤΡꥸΤΤΤϣãˣ	characterised by phosphors (phosphors per se
G21K   4/00  N	0	2	2G083	G21K   4/00	908	¤ꥸΰʳκʪħΤ	Characterized by the structure and contaminant other than phosphors
G21K   4/00  Z	0	0	2G083	G21K   4/00	125	¾Τ	Others
G21K   5/00  \	0	0	2G082	G21K   5/00	6	ȼ֡ʾȼͤưפˤ뤿θϧŬѣǣãȼͤΤŴɣȣʣȣʣˡΣ	Irradiation devices (adaptations of reactors to facilitate irradiation G21C 23/00; discharge tubes for irradiating H01J 33/00, H01J 37/00) [2]
G21K   5/00  M	0	0	2G082	G21K   5/00	61	ʣΤΤΡ̼ȤƣŻ	For a plurality of kinds of rays (mainly, X rays and electron rays)
G21K   5/00  S	0	0	2G082	G21K   5/00	359	֡ɸ	Safety equipment; protection equipment
G21K   5/00  B	0	0	2G082	G21K   5/00	282	ȼͼʷϵ˴ؤ	Related to the environments of an irradiation room
G21K   5/00  W	0	0	2G082	G21K   5/00	524	ȼħΤΡʬޤ	Characterised by irradiation windows (including compositions of a membrane)
G21K   5/00  C	0	1	2G082	G21K   5/00	137	Τˤȼѡ̥ե륿Ѥޤ	cooling irradiation windows by gas (including the cooling of filters)
G21K   5/00  D	0	1	2G082	G21K   5/00	89	ΰʳˤȼѡ̥ե륿Ѥޤ	cooling irradiation windows by other objects than gases (including the cooling of filters)
G21K   5/00  E	0	1	2G082	G21K   5/00	74	θ򴹤˴ؤΡ̥ե륿θ򴹤ޤ	Related to the exchange of windows (including the exchange of filters)
G21K   5/00  R	0	0	2G082	G21K   5/00	296	Ƚ碌ַ	Collimation and determination of field view and position
G21K   5/00  A	0	0	2G082	G21K   5/00	492	°֡桤ޤ	Attached devices (including control and signal processing)
G21K   5/00  Z	0	0	2G082	G21K   5/00	671	¾Τ	Others (including what is related to ultraviolet rays)
G21K   5/02  \	1	1	2G082	G21K   5/02	9	ӡʤ⤿ʤΡΣ	having no beam-forming means [2]
G21K   5/02  X	1	0	2G082	G21K   5/02	1835	ȼ	X ray irradiation equipment
G21K   5/02  N	1	0	2G082	G21K   5/02	296	Ҿȼ̥֡åȤˤȯȼ֤ޤ	Neutron irradiation equipment (including equipment for irradiation generated by a target)
G21K   5/02  R	1	0	2G082	G21K   5/02	153	ңˤȼ	Irradiation equipment by RI radiation sources
G21K   5/02  A	1	1	2G082	G21K   5/02	69	ץꥱ	applicators
G21K   5/02  W	1	1	2G082	G21K   5/02	34	ʣͭ	having a plurality of radiation sources
G21K   5/02  Z	1	0	2G082	G21K   5/02	55	¾Τ	Others
G21K   5/04  \	1	1	2G082	G21K   5/04	12	ӡʤĤΡΣ	with beam-forming means [2]
G21K   5/04  E	1	0	2G082	G21K   5/04	1218	Żȼ	Electron beam irradiation equipment
G21K   5/04  M	1	1	2G082	G21K   5/04	465	ŻҸŻϪ֤֡˴ط	relating to electron microscopes, electron beam exposure equipment or welding equipment
G21K   5/04  F	1	1	2G082	G21K   5/04	258	եȡŶˤ˴ؤ	related to filaments and electrodes
G21K   5/04  A	1	0	2G082	G21K   5/04	892	ӡȼ̥֡ޤ	Ion beam irradiation equipment (including ion injection)
G21K   5/04  W	1	0	2G082	G21K   5/04	120	ʣξȼ͸ͭΡʣȣȣ	Having a plurality of irradiation sources (a plurality of kinds of radiation H05H5/00)
G21K   5/04  C	1	0	2G082	G21K   5/04	610	ӡ֡ӡήθС˴ؤ	Related to position of a beam, detection and control of beam currents
G21K   5/04  D	1	0	2G082	G21K   5/04	171	®狼βγҤμФ	Retrieval of charged particles from an accelerator
G21K   5/04  S	1	0	2G082	G21K   5/04	182	иȿˤäȼ̤ȼͤ	irradiating the whole surface of an object to be irradiated by deviation, reflection, and the like
G21K   5/04  Z	1	0	2G082	G21K   5/04	123	¾Τ	Others
G21K   5/08  \	1	1	2G082	G21K   5/08	4	ȼͤ륿åȤޤʪΤݻΣ	Holders for targets or for objects to be irradiated [2]
G21K   5/08  A	1	0	2G082	G21K   5/08	128	ȼѤξȼѥץ롤ѥץ	Capsules for objects to be irradiated for radiation sources and capsules for pneumatic tubes
G21K   5/08  B	1	0	2G082	G21K   5/08	34	Ѥξȼѥץ롤ѥץ	Capsules for irradiation for radiation sources and capsules for pneumatic tubes
G21K   5/08  C	1	0	2G082	G21K   5/08	290	åȤѡ̣ȯŶˤѤޤ	Cooling targets (including the cooling of an electrode generating X rays)
G21K   5/08  N	1	0	2G082	G21K   5/08	360	ȯΤΤΡ̣ȣȣͿ	For generating neutrons
G21K   5/08  X	1	0	2G082	G21K   5/08	540	ȯΤΤΡ̾ȼ֤ϣ谷ϣ	For generating X rays (irradiation equipment 5/02; handling
G21K   5/08  R	1	0	2G082	G21K   5/08	232	ң¤ѡ̼ʬϣǣǣ	For RI manufacture (main classification is
G21K   5/08  Z	1	0	2G082	G21K   5/08	207	¾Τ	Others
G21K   5/10  \	1	1	2G082	G21K   5/10	9	ӡȼʪδ֤бưΡΣ	with provision for relative movement of beam source and object to be irradiated [3]
G21K   5/10  C	1	0	2G082	G21K   5/10	418	٥ˤ	by conveyor
G21K   5/10  T	1	0	2G082	G21K   5/10	79	žơ֥ˤ	by turntable
G21K   5/10  L	1	0	2G082	G21K   5/10	74	ȼΤΤ	Objects to be irradiated being linear
G21K   5/10  S	1	0	2G082	G21K   5/10	157	ȼΤȾơ׾ΤΡ̼ȤŲ	Objects to be irradiated being sheet-like or tape-like (mainly, paint film hardening and dry)
G21K   5/10  F	1	0	2G082	G21K   5/10	142	ȼΤήưΤΤΡήΤˤޤ	Having flowing objects for being irradiated (including transfer by fluid)
G21K   5/10  M	1	0	2G082	G21K   5/10	155	ưΡ̼Ȥưѡ	Having movable radiation source (mainly, for medical treatment)
G21K   5/10  Z	1	0	2G082	G21K   5/10	76	¾Τ	Others
G21K   7/00  \	0	0	2G082	G21K   7/00	452	ޤϣΣ	Gamma ray or X-ray microscopes [2]
