ClassID:

200256

G21C15/28 - CPC Classification

Classification description:

Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants Selection of specific coolants Additions to the reactor coolants, e.g. against moderator corrosion

Recent Application in this class:
#1
20260081046
2026-03-19

TRACE OXYGEN SODIUM LEAK DETECTION IN NUCLEAR REACTOR ENCLOSURE

#2
20260011460
2026-01-08

SYSTEMS AND METHODS FOR DECAY HEAT REMOVAL FROM AN EXTERIOR OF A NUCLEAR REACTOR

#3
20260004943
2026-01-01

DILUTE RADIONUCLIDE CONCENTRATION ENHANCEMENT THROUGH DISTILLATION

#4
20250285776
2025-09-11

ENERGY SOURCE

#5
20250285775
2025-09-11

MOLTEN SALT HEAT EXCHANGER

#6
20250218612
2025-07-03

SYSTEMS AND METHODS FOR REDUCING COOLANT BACKFLOW THROUGH A POOL-TYPE REACTOR CORE

#7
20250006385
2025-01-02

NUCLEAR REACTOR SYSTEM AND METALLIC COOLANT COMPOSITION

#8
20240371535
2024-11-07

Nuclear Reactor with Liquid Coolant and Solid Fuel Assemblies, Integrating a System of Evacuation of the Nominal Power with Liquid Metal Bath and Material(s) (MCP) for the Evacuation of the Residual Power in the Event of an Accident

#9
20240339232
2024-10-10

Flow through liquid metal cooled molten salt reactors

#10
20240339231
2024-10-10

DRILLHOLE NUCLEAR REACTOR

#11
20240331883
2024-10-03

COMPACT MOBILE REACTOR SYSTEM USING HIGH DENSITY NUCLEAR FUEL

#12
20240212872
2024-06-27

LIQUID METAL OR MOLTEN SALT(S) REACTOR INCORPORATING A DECAY HEAT REMOVAL (DHR) SYSTEM THAT REMOVES HEAT THROUGH THE PRIMARY REACTOR VESSEL, COMPRISING A MODULE OF PASSIVELY OR ACTIVELY TRIGGERED PIVOTING FINS LOCATED IN THE GUARD GAP

#13
20240194361
2024-06-13

SYSTEMS AND METHODS OF THERMOELECTRIC COOLING IN POWER PLANTS

#14
20240170167
2024-05-23

NUCLEAR REACTOR WITH A HEAVY LIQUID METAL COOLANT

#15
20240153653
2024-05-09

NUCLEAR REACTOR WITH A LIQUID METAL COOLANT

#16
20240120117
2024-04-11

MOLTEN SALT FISSION REACTOR WITH INTEGRATED PRIMARY EXCHANGER AND ELECTROGENERATOR COMPRISING SUCH A REACTOR

#17
20240013935
2024-01-11

Core of Fast Reactor

#18
20230386688
2023-11-30

Multipurpose passive residual heat removal system for small fluoride-salt-cooled high-temperature reactor

#19
20230352201
2023-11-02

ENERGY SOURCE

#20
20230282377
2023-09-07

Processing method for improving corrosion resistance of iron and steel materials in lead or lead-bismuth

#21
20230114117
2023-04-13

MOLTEN SALT FAST REACTOR

#22
20230042504
2023-02-09

Flow through liquid metal cooled molten salt reactors

#23
20220392657
2022-12-08

Energy production devices and associated components, and related heat transfer devices and methods

#24
20220392653
2022-12-08

EXTERNAL REACTOR VESSEL COOLING SYSTEM FOR FLOATING NUCLEAR POWER PLANTS

#25
20220375636
2022-11-24

Multipurpose small modular fluoride-salt-cooled high-temperature reactor energy system

#26
20220359094
2022-11-10

3D printed features on nuclear fuel cladding for optimized heat transfer

#27
20220301729
2022-09-22

MOLTEN FUEL REACTOR THERMAL MANAGEMENT CONFIGURATIONS

#28
20220254528
2022-08-11

Emergency heat removal in a light water nuclear reactor by using a passive endothermic reaction cooling system

#29
20220028569
2022-01-27

Structural material for molten salt reactors

#30
20210222042
2021-07-22

Molten salt compositions with enhanced heat transfer and reduced corrosion properties

#31
20210210224
2021-07-08

Molten fuel nuclear reactor

#32
20210098142
2021-04-01

Predictive model construction and prediction method for radioactive metal corrosion concentration in nuclear reactor water

#33
20200407831
2020-12-31

FERRITIC ALLOY

#34
20200388410
2020-12-10

Heat exchanger assemblies having embedded sensors

#35
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

#36
20200303082
2020-09-24

Honeycomb-shaped fuel assembly cooled by liquid chloride salt and reactor core using this assembly

#37
20200279660
2020-09-03

Molten fuel reactor thermal management configurations

#38
20200118698
2020-04-16

Fission reaction control in a molten salt reactor

#39
20200109662
2020-04-09

High efficiency power generation system and system upgrades

#40
20200027596
2020-01-23

Passive reactor cavity cooling system

#41
20200005951
2020-01-02

Method and Control System for Gas Injection into Coolant and Nuclear Reactor Plant

#42
20190385758
2019-12-19

Combination reactor gamma radiation power harvesting reactor power distribution measurement, and support to coolant freezing protection system for liquid metal and molten salt-cooled reactor systems

#43
20190371482
2019-12-05

Electrochemical Separation Mechanism in a Molten Salt Reactor

#44
20190164656
2019-05-30

HIGH-TEMPERATURE NUCLEAR REACTOR COOLED WITH MOLTEN FLUORIDE SALT

#45
20190153285
2019-05-23

Sodium-tin and sodium-tin-lead coolants

#46
20190115116
2019-04-18

Nuclear reactor system for extinguishing radioactivity

#47
20190078815
2019-03-14

Heat transport apparatus

#48
20190032519
2019-01-31

System for the highly autonomous operation of a modular liquid-metal reactor with steam cycle

#49
20180322968
2018-11-08

GAS-COOLED PRESSURE TUBE REACTOR

#50
20180286525
2018-10-04

CONTROL OF CORROSION BY MOLTEN SALTS

#51
20180286523
2018-10-04

FAST NEUTRON REACTOR FUEL ROD

#52
20180182501
2018-06-28

Nuclear reactor having efficient and highly stable carbon-based thermal transfer fluid

#53
20180144836
2018-05-24

Emergency and back-up cooling of nuclear fuel and reactors and fire-extinguishing, explosion prevention using liquid nitrogen

#54
20180068750
2018-03-08

Molten fuel nuclear reactor with neutron reflecting coolant

#55
20180061513
2018-03-01

Nuclear reactor, in particular liquid-metal-cooled compact nuclear reactor

#56
20170342531
2017-11-30

Ferritic alloy

#57
20170316841
2017-11-02

Molten fuel reactor cooling and pump configurations

#58
20170316840
2017-11-02

MOLTEN FUEL REACTOR THERMAL MANAGEMENT CONFIGURATIONS

#59
20170309353
2017-10-26

Method and control system for gas injection into coolant and nuclear reactor plant

#60
20170301421
2017-10-19

Molten fuel nuclear reactor with neutron reflecting coolant

#61
20170301413
2017-10-19

NUCLEAR FUEL SALTS

#62
20170243662
2017-08-24

Modular nuclear fission waste conversion reactor

#63
20170236604
2017-08-17

Platinum oxide colloidal solution, manufacturing method therefor, manufacture apparatus thereof, and method of injection noble metal of boiling water nuclear power plant

#64
20170236602
2017-08-17

Fuel bundle for a liquid metal cooled nuclear reactor

#65
20170213609
2017-07-27

Apparatus and method for stripping tritium from molten salt

#66
20170154692
2017-06-01

Porous cooling block for cooling corium and corium cooling apparatus including same, and corium cooling method using same

#67
20170125130
2017-05-04

NUCLEAR POWER PLANT AND DEVICE FOR FEEDING A COVER GAS INTO THE PLANT

#68
20170117065
2017-04-27

MOVEMENT OF FUEL TUBES WITHIN AN ARRAY

#69
20170084355
2017-03-23

Chemical optimisation in a molten salt reactor

#70
20170018320
2017-01-19

Fast Neutron Reactor and Neutron Reflector Block of a Fast Neutron Reactor

#71
20160341120
2016-11-24

High efficiency power generation system and system upgrades

#72
20160336082
2016-11-17

Reactor system with a lead-cooled fast reactor

#73
20160329114
2016-11-10

Emergency and back-up cooling of nuclear fuel and reactors and fire-extinguishing, explosion prevention using liquid nitrogen

#74
20160260509
2016-09-08

Nuclear reactor coolant pump and nuclear power plant having same

#75
20160189813
2016-06-30

MOLTEN NUCLEAR FUEL SALTS AND RELATED SYSTEMS AND METHODS

#76
20160189812
2016-06-30

NUCLEAR MATERIALS PROCESSING

#77
20160189806
2016-06-30

Fission reaction control in a molten salt reactor

#78
20160180975
2016-06-23

Light water reactor with condensing steam generator

#79
20160019989
2016-01-21

Method of cooling nuclear reactor and nuclear reactor including polyhedral boron hydride or carborane anions

#80
20150380115
2015-12-31

Liquid nitrogen emergency cooling system for nuclear power plants

#81
20150243387
2015-08-27

Photocatalyst injection method and photocatalyst injection system

#82
20150200024
2015-07-16

Heat exchange medium, heat exchange system, and nuclear reactor system

#83
20150162105
2015-06-11

High temperature gas cooled reactor steam generation system

#84
20140348287
2014-11-27

Dual fluid reactor

#85
20140301522
2014-10-09

Controllable long term operation of a nuclear reactor

#86
20140211903
2014-07-31

Method of operating a power generator based on noble metal induced oxidation of a heat transfer surface

#87
20140140465
2014-05-22

Platinum Oxide Colloidal Solution, Manufacturing Method Therefor, Manufacture Apparatus Thereof, and Method of Injection Noble Metal of Boiling Water Nuclear Power Plant

#88
20140102482
2014-04-17

Method for cleaning and conditioning the water-steam circuit of a power plant, especially of a nuclear power plant

#89
20140102481
2014-04-17

Method for conditioning a power-generating circulatory system of a power plant

#90
20130341555
2013-12-26

Method of fabricating liquid-metal coolants for nuclear reactors

#91
20130287163
2013-10-31

Fuel bundle for a liquid metal cooled nuclear reactor

#92
20130272476
2013-10-17

Method for protecting components of a primary system of a boiling water reactor in particular from stress corrosion cracking

#93
20130056675
2013-03-07

Colloidal dispersion of aluminum oxide

#94
20120314830
2012-12-13

INSTALLATION FOR PRODUCING POWER FROM A GAS-COOLED FAST NUCLEAR REACTOR

#95
20120027156
2012-02-02

Annular core liquid-salt cooled reactor with multiple fuel and blanket zones

#96
20110210285
2011-09-01

Liquid alkali metal with dispersed nanoparticles and method of manufacturing the same

#97
20110051880
2011-03-03

High Efficiency Power Plants

#98
20100290577
2010-11-18

Nuclear reactor having efficient and highly stable thermal transfer fluid

#99
20100239062
2010-09-23

Coolant with dispersed neutron poison micro-particles, used in SCWR emergency core cooling system

#100
20090207963
2009-08-20

NUCLEAR REACTOR

#101
20090173907
2009-07-09

Conducting fluid containing millimetric magnetic particles

#102
20080123795
2008-05-29

Controllable long term operation of a nuclear reactor

#103
20070263761
2007-11-15

Method for protecting components of a primary system of a boiling water reactor in particular from stress corrosion cracking

#104
20060054869
2006-03-16

Fluid in liquid state containing dispersed nano-particles of metal or the like

#105
20050269547
2005-12-08

Fluid in liquid state containing dispersed nano-particles of metal or the like

#106
20050265512
2005-12-01

Dielectric coating for surfaces exposed to high temperature water

#107
20050135542
2005-06-23

Method for protecting components of a primary system of a boiling water reactor in particular from stress corrosion cracking