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Class Information
Number: 976/224
Name: Nuclear technology >

Sub-classes under this class:

Class Number Class Name Patents
976/DIG.1 Alleged controlled fusion reactors (g21b-1/00) ** (uncontrolled reactors dig. 423; arrangements for heating or confining plasma h05h-1/02) 76
976/DIG.113 Control of nuclear reaction [g21c-7/00] 44
976/DIG.139 Emergency protection arrangements structally associated with the reactor (e.g., safety valves provided with pressure equalization devices) [g21c-9/00] *** (emergency cooling arrangements dig. 196) 40
976/DIG.152 Sheilding structurally associated with the reactor [g21c-11/00] 5
976/DIG.166 Pressure vessels; containment vessels [g21c-13/00] *** (chemical or physical processes b01j-3/00; pressure vessels in general f16j-12/00) 46
976/DIG.187 Cooling arrangements within the pressure vessel containing the core; selection of specific coolants [g21c-15/00] 4
976/DIG.207 Monitoring; testing; maintaining [g21c-17/00] 114
976/DIG.244 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) [g21c-19/00] 37
976/DIG.282 Apparatus or processes specially adapted to the manufacture of reactors or parts thereof [g21c-21/00] *** (in general section b, e.g., b23) 30
976/DIG.292 Details of nuclear power plant [g21d-1/00] *** (control dig. 296) 19
976/DIG.296 Control of nuclear power plant [g21d-3/00] *** (control of nuclear reaction in general dig. 113) 10
976/DIG.306 Arrangements of reactor and engine in which reactor-produced heat is converted into mechanical energy [g21d-5/00] 5
976/DIG.315 Arrangements for direct production of electric energy from fusion or fission reactions [g21d-7/00] *** (obtaining electric energy from radioactive sources dig. 410) 2
976/DIG.318 Arrangements to provide heat for purposes other than conversion into power (e.g., for heating buildings) [g21d-9/00] 37
976/DIG.319 Shielding characterized by the composition of the materials [g21f-1/00] 7
976/DIG.335 Shielding characterized by its physical form (e.g., granules or shape of the material) [g21f-3/00] 32
976/DIG.341 Transportable or portable shielded containers [g21f-5/00] 17
976/DIG.355 Shielded cells or rooms [g21f-7/00] 15
976/DIG.37 Reactor fuel elements and their assemblies; selection of substances for use as reactor fuel elements [g21c-3/00] 4
976/DIG.375 Decontamination arrangements; treating radioactively contaminated material [g21f-9/00] 14
976/DIG.396 Arrangements for converting chemical elements by electromagnetic radiation, corpuscular radiation or particle bombardment (e.g., producing radioactive isotopes) [g21g-1/00] 3
976/DIG.403 Radioactive sources [g21g-4/00] *** (producing neutrons or other subatomic particles, x- or gamma rays, in fusion reactors dig. 1+, in nuclear reactors dig. 5+; in accelerators h05h; x-ray tubes h01j-35/00; gamma masers h01s-4/00) 12
976/DIG.409 Alleged conversion of chemical elements by chemical reaction [g21g-5/00] 1
976/DIG.410 Arrangements for obtraining electrical energy from radioactive sources (e.g., from radioactive isotopes, nuclear or atomic batteries) [g21h-1/00] *** (fusion reactors dig. 1+; nuclear reactors dig. 5+) 5
976/DIG.419 Arrangements for direct conversion of radiation energy from radioactive sources to forms of energy other than electric energy (e.g., light) [g21h-3/00] 0
976/DIG.421 Applications of radiation from radioactive sources or arrangements therefor [g21h-5/00] *** 9
976/DIG.423 Nuclear explosive devices; "atomic bombs") [g21j-1/00] 1
976/DIG.424 Peaceful applications of nuclear explosive devices [g21j-3/00] *** (obtaining oil, gas, water, soluble or meltable material from deep wells by means of nuclear energy e21b-43/236f, 43/24f) 3
976/DIG.426 Detection arrangements for nuclear explosions [g21j-5/00] *** (individual measuring devices g01n) 6
976/DIG.427 Arrangements for handling radiation or particles (e.g., focusing, moderating [g21k-1/00] *** (radiation filters dig. 435) 35
976/DIG.439 Conversion screens for the conversion of the spatial distribution of x-rays or particle radiation into visible images (e.g., fluoroscopic screens) [g21k-4/00] *** (photographic processes using x-ray intensifiers g03c-5/17; discharge tubes comprising luminescent screens h01j-1/62; cathode-ray tubes for x-ray conversion with optical output h01j-31/50) 235
976/DIG.440 Irradiation devices [g21k-5/00] *** (discharge tubes for irradiating h01j-37/00) 5
976/DIG.445 Gamma- or x-ray microscopes [g21k-7/00] 2
976/DIG.5 Nuclear reactors [g21c-1/00] *** (fusion reactors h05h-1/00; nuclear explosives dig. 423; analogue computers therefor g06g-7/54) 15
976/DIG.99 Moderator or core structure; selection of materials for use as moderator [g21c-5/00] 8

Patents under this class:

Patent Number Title Of Patent Date Issued

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