ClassID:

200215

G21C13/024 - CPC Classification

Classification description:

Pressure vessels; Containment vessels; Containment in general; Details Supporting constructions for pressure vessels or containment vessels

Recent Application in this class:
#1
20260121503
2026-04-30

CURVILINEAR ELECTROMAGNETIC PUMP

#2
20250266177
2025-08-21

WELD DOWN PIPE AND TUBE SUPPORT BASE

#3
20250259760
2025-08-14

NUCLEAR REACTOR SYSTEM

#4
20250157680
2025-05-15

CONTAINMENT STRUCTURE FOR NUCLEAR SYSTEM

#5
20240413729
2024-12-12

METHOD OF CONSTRUCTING A NUCLEAR REACTOR HAVING REACTOR CORE AND CONTROL ELEMENTS SUPPORTED BY REACTOR VESSEL HEAD

#6
20240300061
2024-09-12

NUCLEAR POWER PLANT SYSTEM

#7
20240233965
2024-07-11

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

#8
20240136077
2024-04-25

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

#9
20240013940
2024-01-11

PASSIVE HEAT REMOVAL SYSTEM FOR NUCLEAR REACTORS

#10
20230290528
2023-09-14

RADIATION SHIELDING FOR COMPACT AND TRANSPORTABLE NUCLEAR POWER SYSTEMS

#11
20230197301
2023-06-22

NUCLEAR REACTOR COOLED BY LIQUID METAL INCORPORATING A PASSIVE DECAY HEAT REMOVAL SYSTEM WITH A PHASE CHANGE MATERIAL THERMAL RESERVOIR AND A REMOVABLE THERMALLY-INSULATING LAYER AROUND THE PHASE CHANGE MATERIAL RESERVOIR

#12
20230170101
2023-06-01

COMPACT PASSIVE DECAY HEAT REMOVAL SYSTEM FOR TRANSPORTABLE MICRO-REACTOR APPLICATIONS

#13
20230144418
2023-05-11

Multipurpose common-pool based flooding-type management system for small modular reactors

#14
20230127207
2023-04-27

METHODS AND SYSTEMS FOR IMPROVED TEST FUEL REACTOR

#15
20230119995
2023-04-20

Method of constructing a nuclear reactor having reactor core and control elements supported by reactor vessel head

#16
20230102811
2023-03-30

REACTOR BUILDING AND VESSEL SYSTEMS

#17
20230070817
2023-03-09

Nuclear power plant

#18
20220392653
2022-12-08

EXTERNAL REACTOR VESSEL COOLING SYSTEM FOR FLOATING NUCLEAR POWER PLANTS

#19
20220351871
2022-11-03

Integrated reactor system having passive removal of residual heat

#20
20220230768
2022-07-21

PRESSURE-CONTAINING SILO FOR A PRESSURISED WATER REACTOR NUCLEAR POWER PLANT

#21
20220139583
2022-05-05

Method for dismantling nuclear facility underwater

#22
20220051817
2022-02-17

Passive heat removal system for nuclear reactors

#23
20220051814
2022-02-17

Reactor core and control elements supported by a reactor vessel head

#24
20210174976
2021-06-10

Nuclear power generator, fuel cartridges, and cooling tubes for nuclear power generator, and related methods

#25
20210110946
2021-04-15

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

#26
20210050122
2021-02-18

Nuclear reactor vessel support system

#27
20200395135
2020-12-17

INTEGRAL PRESSURE VESSEL PENETRATIONS AND SYSTEMS AND METHODS FOR USING AND FABRICATING THE SAME

#28
20200365286
2020-11-19

Nuclear reactor core shroud securing device

#29
20200143949
2020-05-07

Hydrodynamic pin for centering a nuclear reactor core

#30
20200005955
2020-01-02

Integrated system for converting nuclear energy into rotational and thermal energy

#31
20200005954
2020-01-02

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

#32
20200005953
2020-01-02

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

#33
20190392958
2019-12-26

Upper vessel transport

#34
20190244719
2019-08-08

Floating nuclear reactor protection system

#35
20190244718
2019-08-08

Floating nuclear reactor

#36
20190244717
2019-08-08

Floating nuclear reactor with stabilization assemblies

#37
20190164655
2019-05-30

Floating nuclear power reactor with a self-cooling containment structure

#38
20190148027
2019-05-16

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

#39
20190139657
2019-05-09

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

#40
20190139656
2019-05-09

Floating nuclear reactor protection system

#41
20190049105
2019-02-14

Lower structure cooling apparatus for nuclear reactor steam generator

#42
20180330833
2018-11-15

Managing dynamic forces on a nuclear reactor system

#43
20180308592
2018-10-25

Shutdown cooling system and nuclear facility having same

#44
20180261341
2018-09-13

Small modular reactor fuel assembly

#45
20180254115
2018-09-06

Semi-submersible nuclear power plant and multi-purpose platform

#46
20180169805
2018-06-21

Stand for multiple stud tensioning machine

#47
20180082759
2018-03-22

Nuclear reactor support and seismic restraint with core retention cooling features

#48
20170358373
2017-12-14

Core catcher and boiling water nuclear plant using the same

#49
20160365160
2016-12-15

Anti-seismic apparatus for control element drive mechanisms

#50
20160336081
2016-11-17

Operating floor confinement and nuclear plant

#51
20160314859
2016-10-27

Floating nuclear power reactor with a self-cooling containment structure

#52
20160307653
2016-10-20

Fuel channel annulus spacer

#53
20160276046
2016-09-22

Reactor module support structure

#54
20160260507
2016-09-08

CONTAINMENT FILTERED VENTING SYSTEM (CFVS) FOR NUCLEAR POWER PLANT

#55
20160240271
2016-08-18

Method for manufacturing core barrel and core barrel

#56
20160125964
2016-05-05

Seismic attenuation system for a nuclear reactor

#57
20150357054
2015-12-10

Nuclear reactor support and seismic restraint with in-vessel core retention cooling features

#58
20150243380
2015-08-27

Nuclear reactor module

#59
20150187447
2015-07-02

Managing dynamic forces on a nuclear reactor system

#60
20150170771
2015-06-18

Floating nuclear power reactor with a self-cooling multiple component containment structure and an automatic radiation scrubbing containment structure

#61
20150170770
2015-06-18

Floating nuclear power reactor with a self-cooling containment structure

#62
20140301523
2014-10-09

Earthquake-resistant reinforcement assembly

#63
20140233688
2014-08-21

Internal dry containment vessel for a nuclear reactor

#64
20140219410
2014-08-07

FOUNDATION STRUCTURE OF REACTOR CONTAINMENT VESSEL

#65
20140140463
2014-05-22

Small modular reactor fuel assembly

#66
20130336440
2013-12-19

Combined core makeup tank and heat removal system for a small modular pressurized water reactor

#67
20130287160
2013-10-31

Riser transition element for compact nuclear reactor

#68
20130272485
2013-10-17

Nuclear reactor vessel support structure and construction method of nuclear reactor vessel support structure

#69
20130195238
2013-08-01

Method of repairing shroud support and repair apparatus thereof

#70
20130020808
2013-01-24

Underwater electricity generation module provided with a base

#71
20120288054
2012-11-15

FOUNDATION FOR BUILDING IN NUCLEAR FACILITY AND NUCLEAR FACILITY

#72
20120236979
2012-09-20

NUCLEAR REACTOR MODULE

#73
20120110937
2012-05-10

Foundation for building in nuclear facilities and method for building foundation

#74
20120014493
2012-01-19

Reactor head seismic support tie rod system

#75
20110311015
2011-12-22

FUEL CHANNEL ANNULUS SPACER

#76
20110135511
2011-06-09

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

#77
20110038450
2011-02-17

Pressure vessel sliding support unit and system using the sliding support unit

#78
20100124304
2010-05-20

Seismically isolated containment vessel

#79
20100119030
2010-05-13

NUCLEAR REACTOR INTERNALS ALIGNMENT CONFIGURATION

#80
20090296877
2009-12-03

Nuclear reactor alignment plate configuration

#81
20090129531
2009-05-21

Internal dry containment vessel for a nuclear reactor

#82
20090052606
2009-02-26

Nuclear reactor internals alignment configuration

#83
20070076836
2007-04-05

Support arrangement

#84
20050069079
2005-03-31

Modular reactor containment system

#85
16052244
2022-11-29

Reactor containment outer structural shell