ClassID:

200213

G21C13/02 - CPC Classification

Classification description:

Pressure vessels; Containment vessels; Containment in general Details

Sub-classes:
Recent Application in this class:
#1
20260100291
2026-04-09

NUCLEAR REACTOR CORE ARCHITECTURE WITH ENHANCED HEAT TRANSFER AND SAFETY

#2
20250308716
2025-10-02

SUPPORT PLATE FOR TUBES IN A REACTOR VESSEL

#3
20240376996
2024-11-14

DEPRESSURISATION VALVE

#4
20240337352
2024-10-10

INSULATION SECUREMENT SYSTEM AND ASSOCIATED METHODS

#5
20240312654
2024-09-19

IN-CORE INSTRUMENTATION

#6
20240312650
2024-09-19

BOILING WATER REACTORS

#7
20240304349
2024-09-12

NETWORK AND INFORMATION SYSTEMS AND METHODS FOR SHIPYARD MANUFACTURED AND OCEAN DELIVERED NUCLEAR PLATFORM

#8
20240266081
2024-08-08

NUCLEAR FUEL CORE AND METHODS OF FUELING AND/OR DEFUELING A NUCLEAR REACTOR, CONTROL ROD DRIVE SYSTEM FOR NUCLEAR REACTOR, SHUTDOWN SYSTEM FOR NUCLEAR STEAM SUPPLY SYSTEM, NUCLEAR REACTOR SHROUD, AND/OR LOSS-OF-COOLANT ACCIDENT REACTOR COOLING SYSTEM

#9
20240233965
2024-07-11

NUCLEAR POWER GENERATOR, FUEL CARTRIDGES FOR NUCLEAR POWER GENERATOR, AND RELATED METHODS

#10
20240136077
2024-04-25

Nuclear power generator and fuel cartridges having variable electric load capacity to power a ship propeller

#11
20240127977
2024-04-18

APPARATUS FOR ELIMINATING RESIDUAL HEAT OF NUCLEAR REACTOR FOR VEHICLE MOUNTING

#12
20230290528
2023-09-14

RADIATION SHIELDING FOR COMPACT AND TRANSPORTABLE NUCLEAR POWER SYSTEMS

#13
20230274846
2023-08-31

NUCLEAR POWER PLANT

#14
20230193478
2023-06-22

Oleyl propylenediamine-based corrosion inhibitors

#15
20230127207
2023-04-27

METHODS AND SYSTEMS FOR IMPROVED TEST FUEL REACTOR

#16
20230112687
2023-04-13

INTEGRATED IN-VESSEL NEUTRON SHIELD

#17
20220333252
2022-10-20

OLEYL PROPYLENEDIAMINE-BASED CORROSION INHIBITORS

#18
20220328203
2022-10-13

Nuclear reactor facility integrated with passive air cooling system

#19
20220328202
2022-10-13

AUTOMATIC SHUTDOWN CONTROLLER FOR NUCLEAR REACTOR SYSTEM WITH CONTROL DRUMS

#20
20220301732
2022-09-22

NUCLEAR REACTOR CORE ARCHITECTURE WITH ENHANCED HEAT TRANSFER AND SAFETY

#21
20220139586
2022-05-05

ORGANIC IODINE REMOVER

#22
20220108809
2022-04-07

Nuclear reactor plant for housing nuclear reactor modules

#23
20220084701
2022-03-17

Integral vessel isolation valve

#24
20210398697
2021-12-23

External closed-loop nuclear reactor cooling assembly enclosed in a protective structure

#25
20210343432
2021-11-04

Integral reactor pressure vessel tube sheet

#26
20210280332
2021-09-09

Passive cooling device for casks containing nuclear fuel

#27
20210210221
2021-07-08

Control rod drive system for nuclear reactor

#28
20210202114
2021-07-01

Dry stand-by liquid control system for a nuclear reactor

#29
20210110946
2021-04-15

Integrated system for converting nuclear energy into electrical, mechanical, and thermal energy

#30
20210082591
2021-03-18

Network and information systems and methods for shipyard manufactured and ocean delivered nuclear platform

#31
20210012913
2021-01-14

LOSS-OF-COOLANT ACCIDENT REACTOR COOLING SYSTEM

#32
20200388409
2020-12-10

COMPONENT COOLING WATER SYSTEM FOR NUCLEAR POWER PLANT

#33
20200388408
2020-12-10

Nuclear reactor flow calming assembly

#34
20200373027
2020-11-26

Small modular mobile fission reactor

#35
20200365286
2020-11-19

Nuclear reactor core shroud securing device

#36
20200338639
2020-10-29

Advanced Automated Fabrication System And Methods For Thermal And Mechanical Components Utilizing Quadratic Or Squared Hybrid Direct Laser Sintering, Direct Metal Laser Sintering, CNC, Thermal Spraying, Direct Metal Deposition And Frictional Stir Welding. Cross-reference To Related Applications

#37
20200328000
2020-10-15

Nuclear reactor, with control and shutdown rods external to the core and core supporting structures

#38
20200321136
2020-10-08

Very simplified boiling water reactors for commercial electricity generation

#39
20200312470
2020-10-01

Insulation securement system and associated methods

#40
20200273590
2020-08-27

Vibration-based acoustic flowmeters with a vibration detector detecting vibrations caused by a standing wave

#41
20200251232
2020-08-06

Intermixing feedwater sparger nozzles and methods for using the same in nuclear reactors

#42
20200227181
2020-07-16

Nuclear reactor with in-vessel ex-core neutron detectors and corresponding control method

#43
20200185116
2020-06-11

Electronic enclosure with neutron shield for nuclear in-core applications

#44
20200176137
2020-06-04

PASSIVE REACTOR COOLING SYSTEM

#45
20200135350
2020-04-30

Water Vapor Quantification Methodology During Drying of Spent Nuclear Fuel

#46
20200135349
2020-04-30

Nuclear reactor shroud

#47
20200126680
2020-04-23

REACTOR COOLING AND ELECTRIC POWER GENERATION SYSTEM

#48
20200116286
2020-04-16

Reactor pressure vessel including pipe restraint device, and/or pipe restraint device

#49
20200080206
2020-03-12

Oleyl propylenediamine-based corrosion inhibitors

#50
20200075188
2020-03-05

In-containment spent fuel storage to limit spent fuel pool water makeup

#51
20200051704
2020-02-13

Method for housing nuclear reactor modules

#52
20200005955
2020-01-02

Integrated system for converting nuclear energy into rotational and thermal energy

#53
20200005954
2020-01-02

Integrated system for converting nuclear energy into electrical, rotational and thermal energy

#54
20200005953
2020-01-02

Integrated system for converting nuclear energy into electrical, rotational, and thermal energy

#55
20200005952
2020-01-02

In-containment spent fuel storage to limit spent fuel pool water makeup

#56
20190378627
2019-12-12

Drive device for in-core neutron instrumentation system

#57
20190301643
2019-10-03

Reinforcement assembly for a bracket of a spent fuel pool

#58
20190283903
2019-09-19

Crack pepair method for inhibiting crack growth in wall portion by using ultrasonic wave

#59
20190148027
2019-05-16

Integrated system for converting nuclear energy into electrical, rotational, and thermal energy

#60
20190115115
2019-04-18

Methods of storing nuclear reactor internals

#61
20190019587
2019-01-17

Integral vessel isolation valve

#62
20180330836
2018-11-15

Small nuclear reactor containment system

#63
20180328393
2018-11-15

Apparatuses and methods for structurally replacing cracked welds in nuclear power plants

#64
20180322966
2018-11-08

Very simplified boiling water reactors for commercial electricity generation

#65
20180277267
2018-09-27

Acoustic flowmeters and methods of using the same

#66
20180277265
2018-09-27

Intermixing feedwater sparger nozzles and methods for using the same in nuclear reactors

#67
20180277264
2018-09-27

PASSIVELY-COOLED SPENT NUCLEAR FUEL POOL SYSTEM

#68
20180261342
2018-09-13

Passive natural circulation cooling system and method

#69
20180261341
2018-09-13

Small modular reactor fuel assembly

#70
20180254115
2018-09-06

Semi-submersible nuclear power plant and multi-purpose platform

#71
20180254113
2018-09-06

Loss-of-coolant accident reactor cooling system

#72
20180240558
2018-08-23

Emergency core cooling system and boiling water reactor plant using the same

#73
20180226162
2018-08-09

Integral reactor pressure vessel tube sheet

#74
20180190398
2018-07-05

PASSIVELY-COOLED SPENT NUCLEAR FUEL POOL SYSTEM AND METHOD THEREFOR

#75
20180190391
2018-07-05

Nuclear reactor with heating elements housed in their entirety in an integrated pressurizer

#76
20180158557
2018-06-07

Device for Cleaning the Cover Flange of the Reactor Vessel in a Nuclear Plant

#77
20180068751
2018-03-08

Nuclear reactor shroud

#78
20180047469
2018-02-15

Component cooling water system for nuclear power plant

#79
20180033503
2018-02-01

Nuclear instrumentation system and method for locating the same

#80
20180033500
2018-02-01

Modular reactor steam generator configured to cover a reactor outer wall circumference

#81
20180019028
2018-01-18

Magnetically-actuated isolated rod couplings for use in a nuclear reactor control rod drive

#82
20180019026
2018-01-18

Stationary isolated rod couplings for use in a nuclear reactor control rod drive

#83
20180012669
2018-01-11

Systems and methods for enhancing isolation of high-temperature reactor containments

#84
20180005712
2018-01-04

Integral reactor pressure vessel tube sheet

#85
20170225220
2017-08-10

Method for manufacturing cylindrical member

#86
20170213608
2017-07-27

In-core instrumentation

#87
20170213606
2017-07-27

Riser cone apparatus to provide compliance between reactor components and minimize reactor coolant bypass flow

#88
20170206989
2017-07-20

In-containment ex-core detector system

#89
20170200515
2017-07-13

Passive reactor cooling system

#90
20170184244
2017-06-29

Reactor pressure vessel including pipe restraint device, and/or a pipe restraint device

#91
20170162282
2017-06-08

Passive containment heat removal system and control method thereof

#92
20170140843
2017-05-18

Nuclear reactor flow path sealing systems and seals

#93
20170117063
2017-04-27

Passive cooling to cold shutdown

#94
20170106473
2017-04-20

PRESSURE VESSEL

#95
20170011812
2017-01-12

Chimneys having joinable upper and lower sections where the lower section has internal partitions

#96
20160379724
2016-12-29

PART INCLUDING VIBRATION MITIGATION DEVICE(S), NUCLEAR REACTOR PRESSURE VESSEL ASSEMBLY INCLUDING THE PART, AND METHODS OF MANUFACTURING THEREOF

#97
20160293281
2016-10-06

Nuclear power plant

#98
20160260505
2016-09-08

Fasteners for nuclear reactor systems

#99
20160240271
2016-08-18

Method for manufacturing core barrel and core barrel

#100
20160196886
2016-07-07

Reactor Cooling System

#101
20160180974
2016-06-23

Passive integral isolation valve

#102
20160180973
2016-06-23

Reactor pressure vessel assembly including a flow barrier structure

#103
20160049212
2016-02-18

Method for in-core instrumentation withdrawal from the core of a pressurized water reactor

#104
20160049210
2016-02-18

Modular transportable nuclear generator

#105
20160027535
2016-01-28

Integral isolation valve systems for loss of coolant accident protection

#106
20160019988
2016-01-21

Containment for a water cooled and moderated nuclear reactor

#107
20160012923
2016-01-14

Nuclear reactor shroud

#108
20150357059
2015-12-10

Flow distribution device, lower internals of reactor and reactor

#109
20150287483
2015-10-08

Passively-cooled spent nuclear fuel pool system

#110
20150270021
2015-09-24

Method of accessing a core of a nuclear reactor

#111
20150243385
2015-08-27

Passively-cooled spent nuclear fuel pool system and method therefor

#112
20150243382
2015-08-27

Passive containment air cooling device and system with isolated pressure boundary

#113
20150243379
2015-08-27

Nuclear plant with a containment shell and with a pressure relief system

#114
20150235718
2015-08-20

REACTOR PRESSURE-RELIEVING FILTER SYSTEM

#115
20150221403
2015-08-06

Facility for reducing radioactive material and nuclear power plant having the same

#116
20150200023
2015-07-16

Nuclear reactor chimney and method of improving core inlet enthalpy using the same

#117
20150194225
2015-07-09

Passively initiated depressurization valve for light water reactor

#118
20150170773
2015-06-18

Floating nuclear power reactor with a self-cooling containment structure and an emergency heat exchange system

#119
20150170772
2015-06-18

Component cooling water system for nuclear power plant

#120
20150170769
2015-06-18

Passive reactor containment protection system

#121
20150155059
2015-06-04

PRESSURE-TUBE NUCLEAR REACTOR WITH A LOW PRESSURE MODERATOR AND FUEL CHANNEL ASSEMBLY

#122
20150146840
2015-05-28

Sodium-resistant joining glass and the use thereof

#123
20150131769
2015-05-14

Underground nuclear power plant

#124
20150124922
2015-05-07

Systems and methods for enhancing isolation of high-temperature reactor containments

#125
20150036778
2015-02-05

Reactor state monitoring apparatus and monitoring method thereof

#126
20150016581
2015-01-15

SYSTEM FOR REMOVING THE RESIDUAL POWER OF A PRESSURISED WATER NUCLEAR REACTOR

#127
20140334591
2014-11-13

Passive containment spray system

#128
20140334590
2014-11-13

Cooling system of emergency cooling tank and nuclear power plant having the same

#129
20140321597
2014-10-30

Loss-of-coolant accident reactor cooling system

#130
20140321596
2014-10-30

Passive reactor cooling system

#131
20140241483
2014-08-28

Apparatus for retention of molten material outside generation IV reactor after nuclear power plant accident

#132
20140140463
2014-05-22

Small modular reactor fuel assembly

#133
20140123456
2014-05-08

Nuclear reactor bottom-mounted instrumentation nozzle repair method

#134
20140112427
2014-04-24

Completely passive cooling system for reactor core after accident of large-scale pressurized water reactor nuclear power plant

#135
20140064431
2014-03-06

Nozzle repairing method and nuclear reactor vessel

#136
20130343505
2013-12-26

Pressurized water reactor

#137
20130301788
2013-11-14

Reactor coolant pump system including turbo pumps supplied by a manifold plenum chamber

#138
20130301786
2013-11-14

SUSPENDED UPPER INTERNALS FOR COMPACT NUCLEAR REACTOR INCLUDING AN UPPER HANGER PLATE

#139
20130301785
2013-11-14

Suspended upper internals for compact nuclear reactor including a mid-hanger plate

#140
20130301784
2013-11-14

Suspended upper internals for compact nuclear reactor including a lower hanger plate

#141
20130301783
2013-11-14

Riser cone apparatus to provide compliance between reactor components and minimize reactor coolant bypass flow

#142
20130301776
2013-11-14

Integral pressurized water reactor with compact upper internals assembly

#143
20130280006
2013-10-24

Locking fastener for securing components in a nuclear reactor

#144
20130272478
2013-10-17

Integral vessel isolation valve

#145
20130272467
2013-10-17

Incore instrumentation cable routing and support element for pressurized water reactor

#146
20130156143
2013-06-20

EMERGENCY CORE COOLING SYSTEM (ECCS) FOR NUCLEAR REACTOR EMPLOYING CLOSED HEAT TRANSFER PATHWAYS

#147
20130153715
2013-06-20

Support apparatus for supporting dosimetry system in proximity to reactor apparatus

#148
20130121453
2013-05-16

Pressurized water reactor with upper plenum including cross-flow blocking weir

#149
20130114778
2013-05-09

Liquid metal cooled nuclear reactor and heat removal method for the same

#150
20130051511
2013-02-28

Pressurized water reactor with compact passive safety systems

#151
20120328067
2012-12-27

NUCLEAR POWER PLANT

#152
20120321030
2012-12-20

Integrated emergency core cooling system condenser for pressurized water reactor

#153
20120294410
2012-11-22

Pressurizer baffle plate and pressurized water reactor (PWR) employing same

#154
20120288053
2012-11-15

Method and apparatus for a BWR jet pump inlet mixer compliant stop

#155
20120273407
2012-11-01

Vaned filtering element

#156
20120263270
2012-10-18

Compact integral pressurized water nuclear reactor

#157
20120216382
2012-08-30

METHOD OF INSTALLING JET PUMP BEAM

#158
20120175352
2012-07-12

NOZZLE WELDING METHOD, NOZZLE PORTION REPAIR METHOD, AND NOZZLE WELDED STRUCTURE

#159
20120170705
2012-07-05

Optimum configuration for fast reactors

#160
20120051481
2012-03-01

Two-fluid molten-salt reactor

#161
20110268238
2011-11-03

APPARATUS AND METHOD FOR AUTOMATICALLY AND REMOTELY MEASURING THE INTERNAL GAP OF A REACTOR

#162
20110194665
2011-08-11

Steel concrete structure for reactor containment facility

#163
20110135511
2011-06-09

Motor stand of a primary motor-driven pump unit of a pressurized water nuclear reactor

#164
20100278294
2010-11-04

Emergency core cooling duct for emergency core cooling water injection of a nuclear reactor

#165
20100246743
2010-09-30

STEAM FLOW VORTEX STRAIGHTENER

#166
20100177859
2010-07-15

Nuclear reactor building and construction method thereof

#167
20100150298
2010-06-17

Core shroud corner joints

#168
20100150294
2010-06-17

Upper internals arrangement for a pressurized water reactor

#169
20100098205
2010-04-22

Modular reactor head area assembly

#170
20090310732
2009-12-17

Method for manufacturing a pressure vessel of a pressurized-water reactor of a nuclear power station a pressure vessel of a pressurized-water reactor of a nuclear power station and use of a multiwalled pressure vessel for the above purpose

#171
20090245452
2009-10-01

Method and apparatus for mitigating vibration in a nuclear reactor component

#172
20080253497
2008-10-16

Upper internals arrangement for a pressurized water reactor

#173
20080130819
2008-06-05

Renew process implementation for reactor bottom head

#174
20080107226
2008-05-08

Thermal load reducing system for nuclear reactor vessel

#175
20070280399
2007-12-06

Thermal load reducing system for nuclear reactor vessel

#176
20070189434
2007-08-16

Method and apparatus for clamping a riser brace assembly in nuclear reactor

#177
20070177709
2007-08-02

Pressurised water nuclear reactor vessel

#178
20070140402
2007-06-21

Modular integrated head assembly

#179
20070030942
2007-02-08

Repair apparatus for a nuclear reactor shroud

#180
20070025495
2007-02-01

Support system for reactor vessel internals

#181
20060193424
2006-08-31

Clamp for feedwater sparger end bracket assemblies and method of preventing separation of feedwater sparger end bracket assemblies

#182
20060193423
2006-08-31

Method of preventing separation of feedwater sparger end bracket assemblies

#183
20060082139
2006-04-20

Core spray sparger T-box clamp apparatus and method for installing the same

#184
20060008045
2006-01-12

Reactor pressure vessel

#185
20050271182
2005-12-08

Method and apparatus for reducing vibration in component of a nuclear reactor

#186
20050220250
2005-10-06

Pad-around-nozzle welding technique

#187
20050135545
2005-06-23

Thermal load reducing system for nuclear reactor vessel

#188
20050117684
2005-06-02

Reactor head with integral nozzles

#189
20050084056
2005-04-21

Reactor head with integral nozzles