ClassID:

200332

G21C19/40 - CPC Classification

Classification description:

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 Arrangements for preventing occurrence of critical conditions, e.g. during storage

Recent Application in this class:
#1
20250292921
2025-09-18

NUCLEAR FUEL DECAY HEAT UTILIZATION SYSTEM

#2
20250166859
2025-05-22

STORAGE CONTAINER FOR URANIUM OXIDE POWDER

#3
20250046483
2025-02-06

METHOD AND APPARATUS FOR SAFE AND EFFICIENT NUCLEAR POWER GENERATION

#4
20240387066
2024-11-21

AUTOMATICALLY ADJUSTING SEISMIC RESTRAINT SYSTEM FOR NUCLEAR FUEL STORAGE

#5
20240295664
2024-09-05

Wireless power level and power distribution monitoring and control system for subcritical spent fuel assembly array using removable SiC neutron detector thimble tube

#6
20240203613
2024-06-20

MOLTEN SALT NUCLEAR REACTOR, OF FAST NEUTRON TYPE, THE PRIMARY CIRCUIT OF WHICH CIRCULATES BY NATURAL CONVECTION

#7
20240019594
2024-01-18

Wireless power level and power distribution monitoring and control system for subcritical spent fuel assembly array using removable SIC neutron detector thimble tube

#8
20230290530
2023-09-14

REFUELLING AND/OR STORAGE NEUTRON-ABSORBING RODS

#9
20230282383
2023-09-07

Method of protecting radioactive waste from reaching criticality by using a controller that when contacted by water provides borates that absorb neutrons

#10
20230178260
2023-06-08

SPENT NUCLEAR FUEL STORAGE RACK SYSTEM WITH REACTIVITY CONTROLS

#11
20230129679
2023-04-27

Spent nuclear fuel storage rack system

#12
20230127068
2023-04-27

STORAGE DEVICE FOR STORING AND/OR TRANSPORTING NUCLEAR FUEL ASSEMBLIES, HAVING A LOW-COST DESIGN

#13
20230082771
2023-03-16

METHOD OF RETROFITTING A SPENT NUCLEAR FUEL STORAGE SYSTEM

#14
20230016181
2023-01-19

Nuclear fuel decay heat utilization system

#15
20230005631
2023-01-05

Storage device having nuclear fuel assembly receiving housings that are formed using a first notched flat bar with boron and a second notched flat bar without boron

#16
20220336115
2022-10-20

Automatically adjusting seismic restraint system for nuclear fuel storage

#17
20220310279
2022-09-29

Collision protection slab above spent fuel pool

#18
20220223309
2022-07-14

Passive venting arrangement of stoichiometric hydrogen plus oxygen gases generated in a shielded container

#19
20220115153
2022-04-14

Sheet based, in-bundle reactivity control device for storage of spent nuclear fuel

#20
20210280332
2021-09-09

Passive cooling device for casks containing nuclear fuel

#21
20210225539
2021-07-22

System and method of storing and/or transferring high level radioactive waste

#22
20210210242
2021-07-08

Air-cooled condenser with deflection limiter beams

#23
20210074444
2021-03-11

Method of retrofitting a spent nuclear fuel storage system

#24
20200265966
2020-08-20

Cooling system for casks containing high level nuclear waste

#25
20200243209
2020-07-30

SNAP-IN INSERT FOR REACTIVITY CONTROL IN SPENT NUCLEAR FUEL POOLS AND CASKS

#26
20200027591
2020-01-23

System for hydrogen injection for boiling water reactors (BWRs) during startup / shutdown

#27
20200013518
2020-01-09

Nuclear facility with a fuel pool and an associated cooling module

#28
20190362863
2019-11-28

Self-alignment method of neutron absorbing apparatus for reactivity mitigation in nuclear fuel storage systems

#29
20190341160
2019-11-07

DEVICE FOR STORING DANGEROUS MINERALS

#30
20190237210
2019-08-01

Dual-criterion fuel canister system

#31
20180308595
2018-10-25

Storage device for storing and/or transporting nuclear fuel assemblies

#32
20180301234
2018-10-18

Residual heat removal ventilation system for spent fuel dry storage facility of nuclear power plant

#33
20180301231
2018-10-18

APPARATUS FOR SUPPORTING SPENT NUCLEAR FUEL

#34
20180277269
2018-09-27

System and method for minimizing movement of nuclear fuel racks during a seismic event

#35
20180144837
2018-05-24

Neutron absorber member configured for insertion into a control rod guide tube of a spent fuel assembly

#36
20180122527
2018-05-03

Fuel basket for spent nuclear fuel and container implementing the same

#37
20180061515
2018-03-01

System and method of storing and/or transferring high level radioactive waste

#38
20170372806
2017-12-28

Self-aligning neutron absorbing apparatus for reactivity mitigation in nuclear fuel storage systems

#39
20170316843
2017-11-02

Snap-in insert for reactivity control in spent nuclear fuel pools and casks

#40
20170221592
2017-08-03

System and method for preventing and monitoring leakage of water from tank liner

#41
20170047133
2017-02-16

Nuclear fuel storage pool including aqueous solution of polyhedral boron hydride anions

#42
20170011813
2017-01-12

Alternate passive spent fuel pool cooling systems and methods

#43
20170004894
2017-01-05

Nuclear facility

#44
20160314863
2016-10-27

Reactivity control device for storing nuclear fuel

#45
20160232998
2016-08-11

Managing nuclear reactor spent fuel rods

#46
20160055927
2016-02-25

Spent fuel storage rack

#47
20160049213
2016-02-18

Neutron Absorber Members, Insertion Apparatus, And Neutron Absorber Member Retainers

#48
20160027538
2016-01-28

Apparatus for supporting spent nuclear fuel

#49
20160025661
2016-01-28

Flow-measuring differential calorimeter

#50
20160005500
2016-01-07

Rack For Storage of Multiple Spent Fuel Assemblies

#51
20150310947
2015-10-29

System and method for minimizing movement of nuclear fuel racks during a seismic event

#52
20150243390
2015-08-27

System for storage and transportation of spent nuclear fuel

#53
20150243387
2015-08-27

Photocatalyst injection method and photocatalyst injection system

#54
20150218681
2015-08-06

Boron containing aluminum material and method for manufacturing the same

#55
20150071398
2015-03-12

System and method of storing and/or transferring high level radioactive waste

#56
20140270043
2014-09-18

System and method for processing spent nuclear fuel

#57
20140270040
2014-09-18

Systems and methods for spent fuel pool subcriticality measurement and monitoring

#58
20140177777
2014-06-26

Startup/shutdown hydrogen injection system for boiling water reactors (BWRS), and method thereof

#59
20140072087
2014-03-13

System and method for storing fresh and irradiated nuclear fuel

#60
20130343503
2013-12-26

Snap-in insert for reactivity control in spent nuclear fuel pools and casks

#61
20130322589
2013-12-05

System for storage and transportation of spent nuclear fuel

#62
20130235968
2013-09-12

Reactor vessel coolant deflector shield

#63
20130156144
2013-06-20

Method and apparatus for an alternative remote spent fuel pool cooling system for light water reactors

#64
20130136223
2013-05-30

METHOD FOR TREATING NEUTRONS GENERATED FROM SPENT NUCLEAR FUEL

#65
20130051512
2013-02-28

NEUTRON ABSORBING COMPONENT AND A METHOD FOR PRODUCING A NEUTRON ABSORBING COMPONENT

#66
20120051484
2012-03-01

Fuel element storage and cooling configuration

#67
20110168926
2011-07-14

Compressed powder composite neutron absorber material

#68
20110142189
2011-06-16

Storage rack for fresh or spent nuclear fuel assemblies

#69
20110014353
2011-01-20

Corrosion resistant neutron absorbing coatings

#70
20110001066
2011-01-06

Container for nuclear fuel transportation

#71
20100316180
2010-12-16

Jet pump riser brace clamp

#72
20100150295
2010-06-17

Subcritical reactivity measurement method

#73
20100061502
2010-03-11

RACK FOR SPENT NUCLEAR FUEL ASSEMBLIES

#74
20100061501
2010-03-11

Criticality prevention devices and methods in nuclear fuel production

#75
20090207962
2009-08-20

Spent fuel storage rack

#76
20070153965
2007-07-05

Corrosion resistant neutron absorbing coatings

#77
20070140405
2007-06-21

Neutron absorbing coating for nuclear criticality control

#78
20060222139
2006-10-05

Methods for demonstrating moderator exclusion for nuclear criticality safety

#79
20060137783
2006-06-29

Aluminum base alloy containing boron and manufacturing method thereof

#80
20060109945
2006-05-25

Spent fuel housing square pipe, basket and spent fuel housing container

#81
20060090872
2006-05-04

Aluminum alloy-boron carbide composite material

#82
20060057013
2006-03-16

Method of manufacturing a radioactive-substance storage member, billet for use in extrusion of the same, and square pipe

#83
20060043320
2006-03-02

Container for nuclear fuel transportation

#84
20050135541
2005-06-23

Spent fuel housing square pipe, basket and spent fuel housing container

#85
20050075848
2005-04-07

Methods of using geometric constructs for neutronics modeling

#86
16924711
2023-08-08

Radioactive waste repository when contacted by water provides borates that absorb neutrons

#87
12393577
2014-06-03

Reactor vessel coolant deflector shield