ClassID:

200243

G21C15/18 - CPC Classification

Classification description:

Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants Emergency cooling arrangements; Removing shut-down heat

Sub-classes:
Recent Application in this class:
#1
20260142050
2026-05-21

EMERGENCY RELEASE DEVICE AND EMERGENCY RELEASE STRUCTURE COMPRISING SAME

#2
20260081045
2026-03-19

HEAT PIPE REACTORS WITH ARBITRARY HEAT EXCHANGERS

#3
20260066142
2026-03-05

NUCLEAR POWER GENERATION SYSTEM AND CONTROL METHOD WITH SUPERCRITICAL CARBON DIOXIDE AS WORKING FLUID

#4
20250357014
2025-11-20

REFUELING WATER STORAGE TANK (RWST) WITH TAILORED PASSIVE EMERGENCY CORE COOLING (ECC) FLOW

#5
20250182920
2025-06-05

METHOD FOR REMOVING DOUSING TANK OF HEAVY WATER REACTOR STRUCTURE

#6
20250157682
2025-05-15

COOLING DEVICE AND COOLING METHOD FOR SMALL MODULAR REACTOR

#7
20250157681
2025-05-15

SMALL NUCLEAR REACTOR COOLING SYSTEM AND COOLING METHOD

#8
20250050244
2025-02-13

TANK FOR FILTERING AND COLLECTING DEBRIS

#9
20250006385
2025-01-02

NUCLEAR REACTOR SYSTEM AND METALLIC COOLANT COMPOSITION

#10
20240420858
2024-12-19

HIGH-PRECISION ANALYSIS METHOD FOR KEY THERMAL SAFETY PHENOMENA IN NUCLEAR REACTOR BASED ON PARTICLE METHOD

#11
20240404717
2024-12-05

UNDERGROUND NUCLEAR POWER REACTOR WITH A BLAST MITIGATION CHAMBER

#12
20240376996
2024-11-14

DEPRESSURISATION VALVE

#13
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

#14
20240321470
2024-09-26

SYSTEM FOR CONFINING AND COOLING MELT FROM THE CORE OF A NUCLEAR REACTOR

#15
20240312651
2024-09-19

PASSIVE EMERGENCY FEEDWATER SYSTEM

#16
20240312650
2024-09-19

BOILING WATER REACTORS

#17
20240309665
2024-09-19

MODULAR MANUFACTURE, DELIVERY, AND ASSEMBLY OF NUCLEAR REACTOR BUILDING SYSTEMS

#18
20240304346
2024-09-12

PASSIVE COOLING SYSTEM FOR NUCLEAR REACTOR AND METHOD FOR OPERATING THE SAME

#19
20240290510
2024-08-29

A nuclear reactor module and a nuclear district heating reactor comprising and method of operating the same

#20
20240266082
2024-08-08

NUCLEAR REACTOR COOLING MODULE, POWER GENERATION SYSTEM USING NUCLEAR REACTOR INCLUDING SAME, NUCLEAR REACTOR COOLING METHOD, AND NUCLEAR REACTOR DESIGN METHOD

#21
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

#22
20240221964
2024-07-04

REACTOR CAPABLE OF COPING WITH CORE MELTDOWN ACCIDENT WITH AIM OF PREVENTING RELEASE OF RADIOACTIVE SUBSTANCES

#23
20240153655
2024-05-09

EMERGENCY CORE COOLING SYSTEM VALVE FOR INTEGRATED-TYPE REACTOR

#24
20240071636
2024-02-29

INTEGRATED NUCLEAR REACTOR SYSTEM INCLUDING DOUBLE CONTAINMENT STRUCTURE USING LIQUID NITROGEN

#25
20240052939
2024-02-15

WATER SUPPLY VALVE

#26
20240025517
2024-01-25

OFFSHORE ENERGY GENERATION SYSTEM

#27
20230386688
2023-11-30

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

#28
20230360812
2023-11-09

NUCLEAR REACTOR UNIT AND METHOD FOR COOLING NUCLEAR REACTOR UNIT

#29
20230343476
2023-10-26

SYSTEM FOR CONFINING AND COOLING MELT FROM THE CORE OF A NUCLEAR REACTOR

#30
20230323695
2023-10-12

NUCLEAR FUEL ASSEMBLY WITH MULTI-PITCH WIRE WRAP

#31
20230290529
2023-09-14

SYSTEM FOR UTILIZING UNUSED HEAT-EXCHANGE WATER OF PASSIVE AUXILIARY FEEDWATER SYSTEM, AND REACTOR COOLING CONTROL METHOD UTILIZING UNUSED HEAT-EXCHANGE WATER OF PASSIVE AUXILIARY FEEDWATER SYSTEM

#32
20230223160
2023-07-13

REACTOR SECONDARY SIDE PASSIVE RESIDUAL HEAT REMOVAL SYSTEM

#33
20230215589
2023-07-06

ECCS with self-cleaning filter system

#34
20230207144
2023-06-29

Evacuated containment vessel for nuclear reactor

#35
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

#36
20230197300
2023-06-22

PASSIVE WASTE HEAT REMOVAL SYSTEM ON SECONDARY SIDE OF MARINE ENVIRONMENTAL REACTOR

#37
20230106712
2023-04-06

Liquid metal cooled nuclear reactor incorporating a fully passive decay heat removal system with a modular cold source

#38
20230073091
2023-03-09

REFUELING WATER STORAGE TANK (RWST) WITH TAILORED PASSIVE EMERGENCY CORE COOLING (ECC) FLOW

#39
20230070817
2023-03-09

Nuclear power plant

#40
20230040796
2023-02-09

DEVICE FOR CONFINING REACTOR CORE MELT

#41
20230005629
2023-01-05

SYSTEM FOR CONFINING AND COOLING MELT FROM THE CORE OF A NUCLEAR REACTOR

#42
20220415529
2022-12-29

HEAT EXCHANGER AND NUCLEAR POWER PLANT HAVING THE SAME

#43
20220375636
2022-11-24

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

#44
20220375635
2022-11-24

COOLING SYSTEM FOR NUCLEAR REACTOR

#45
20220367076
2022-11-17

Passive containment cooling system for a nuclear reactor

#46
20220367075
2022-11-17

PASSIVE TECHNIQUES FOR LONG-TERM REACTOR COOLING

#47
20220351871
2022-11-03

Integrated reactor system having passive removal of residual heat

#48
20220328203
2022-10-13

Nuclear reactor facility integrated with passive air cooling system

#49
20220270770
2022-08-25

Underground nuclear power reactor with a blast mitigation chamber

#50
20220270769
2022-08-25

Underground nuclear power reactor with a blast mitigation chamber

#51
20220254528
2022-08-11

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

#52
20220246316
2022-08-04

Travelling wave reactor for space exploration

#53
20220230768
2022-07-21

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

#54
20220215975
2022-07-07

Double containment nuclear power reactor with passive cooling and radiation scrubbing

#55
20220208402
2022-06-30

Natural circulation heat removal system for a nuclear reactor with pile structure

#56
20220157478
2022-05-19

Injectable sacrificial material systems and methods to contain molten corium in nuclear accidents

#57
20220076854
2022-03-10

Heat transfer systems for nuclear reactor cores, and related systems

#58
20220051815
2022-02-17

CONTAINMENT STRUCTURE AND ARRANGEMENT FOR NUCLEAR REACTOR

#59
20220051812
2022-02-17

Nuclear fuel assembly with multi-pitch wire wrap

#60
20220051811
2022-02-17

MODULAR MANUFACTURE, DELIVERY, AND ASSEMBLY OF NUCLEAR REACTOR CORE SYSTEMS

#61
20220049516
2022-02-17

Modular manufacture, delivery, and assembly of nuclear reactor building systems

#62
20220037043
2022-02-03

Reactor and safety method for a reactor for the event of a meltdown of the core

#63
20220037042
2022-02-03

PWR that enables steam generator secondary fluid to flow into primary circuit and reactor vessel during a core melt

#64
20210398697
2021-12-23

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

#65
20210398696
2021-12-23

Use of isolation condenser and/or feedwater to limit core flow, core power, and pressure in a boiling water reactor

#66
20210375497
2021-12-02

Prevention device for LOCA and nuclear reactor having the same

#67
20210358648
2021-11-18

Cooling method for reactor molten core melt and cooling control system for reactor molten core

#68
20210335511
2021-10-28

Method and system for bringing a nuclear power plant into a safe state after extreme effect

#69
20210319921
2021-10-14

Methods for airflow control in reactor passive decay heat removal using a damper

#70
20210313082
2021-10-07

Steam generator accident mitigation system

#71
20210272710
2021-09-02

Melt confinement device

#72
20210257115
2021-08-19

The Use of a Stirling Engine to Provide Emergency Heat Removal to the Containment Environment of a Nuclear Reactor Building

#73
20210210228
2021-07-08

Valve actuators having motors with insulated windings and related methods

#74
20210210227
2021-07-08

Cooling system in a nuclear plant

#75
20210210221
2021-07-08

Control rod drive system for nuclear reactor

#76
20210202120
2021-07-01

VVER Emergency Cooling System Sump Protection Device, Filter Module of Sump Protection Device and Filter Element of Sump Protection Device

#77
20210202118
2021-07-01

System for confining and cooling melt from the core of a water-moderated nuclear reactor

#78
20210202114
2021-07-01

Dry stand-by liquid control system for a nuclear reactor

#79
20210193340
2021-06-24

Nuclear reactor cooling system that can discharge steam into refueling water

#80
20210193338
2021-06-24

Passive containment cooling system for a nuclear reactor

#81
20210183530
2021-06-17

Reactor shutdown system with melting gate member for segregating neutron absorbing material compartment from core

#82
20210174977
2021-06-10

Passive cooling structure for nuclear reactor

#83
20210134471
2021-05-06

Nuclear reactor and nuclear reactor vessel equipped with non-ejectable valve

#84
20210082589
2021-03-18

Reactor condition controlled check valve permits coolant to flow from a reservoir to an isolation condenser chamber

#85
20210057116
2021-02-25

Sparger for reducing the concentration of radioactive materials and nuclear power plant having the same

#86
20210012913
2021-01-14

LOSS-OF-COOLANT ACCIDENT REACTOR COOLING SYSTEM

#87
20200388409
2020-12-10

COMPONENT COOLING WATER SYSTEM FOR NUCLEAR POWER PLANT

#88
20200350084
2020-11-05

Passive techniques for long-term reactor cooling

#89
20200335233
2020-10-22

Apparatus for passively cooling a nuclear plant coolant reservoir

#90
20200328002
2020-10-15

Use of isolation condenser and/or feedwater to limit core flow, core power, and pressure in a boiling water reactor

#91
20200321136
2020-10-08

Very simplified boiling water reactors for commercial electricity generation

#92
20200279662
2020-09-03

Passive containment cooling system including multiple condensing stages and catalyst

#93
20200273589
2020-08-27

Radioactive material reduction facility and nuclear power plant having the same

#94
20200234836
2020-07-23

System and method for reducing atmospheric release of radioactive materials caused by severe accident

#95
20200208517
2020-07-02

UNDERGROUND VERTICAL SHAFTS AND NUCLEAR REACTORS USING THE SAME

#96
20200203029
2020-06-25

Passive techniques for long-term reactor cooling

#97
20200185117
2020-06-11

Modular fluid flow distribution system in which differently shaped plates can be rearranged to different positions

#98
20200176137
2020-06-04

PASSIVE REACTOR COOLING SYSTEM

#99
20200161011
2020-05-21

Cooling facility in a reactor vessel and electric power generation system

#100
20200143950
2020-05-07

Utilizing Decay Heat via Steam Cycles to Produce Electric Power on Site to Eliminate Accidents Caused by Station Blackout in Nuclear Power Plants

#101
20200141351
2020-05-07

Nuclear reactor cooling arrangement having a stirling engine

#102
20200126679
2020-04-23

Core catcher and boiling water nuclear plant using the same

#103
20200098483
2020-03-26

Steam generator for nuclear steam supply system

#104
20200075188
2020-03-05

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

#105
20200075185
2020-03-05

Air cooler, intercooler and nuclear facility

#106
20200075184
2020-03-05

Intercooler for nuclear facility

#107
20200075183
2020-03-05

Cooling apparatus for molten core material

#108
20200043618
2020-02-06

COOLING WATER STORAGE RESERVOIR AND NUCLEAR REACTOR BUILDING PASSIVE COOLING SYSTEM COMPRISING SAME

#109
20200027594
2020-01-23

Methods of constructing nuclear power plants with geothermal passive cooling

#110
20200005952
2020-01-02

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

#111
20190385754
2019-12-19

Nuclear reactor integrating a safety primary heat exchanger

#112
20190362861
2019-11-28

Inadvertent actuation block valve for a small modular nuclear reactor

#113
20190341157
2019-11-07

PASSIVE MOLTEN CORE COOLING DEVICE

#114
20190341156
2019-11-07

Emergency Heat Removal in a Light Water Reactor Using a Passive Endothermic Reaction Cooling System (PERCS)

#115
20190333651
2019-10-31

Steam generator for nuclear steam supply system

#116
20190304612
2019-10-03

Mechanical seal assembly and method for sealing an opening in a nuclear power plant

#117
20190279779
2019-09-12

Cooling water reservoir and nuclear reactor building passive cooling system

#118
20190252083
2019-08-15

COOLING WATER RESERVOIR AND PASSIVE COOLING SYSTEM COMPRISING SAME FOR REACTOR CONTAINMENT BUILDING

#119
20190237207
2019-08-01

Coolant tank, and passive containment cooling system comprising same

#120
20190237205
2019-08-01

Direct heat exchanger for molten chloride fast reactor

#121
20190172596
2019-06-06

Nuclear reactor safety system

#122
20190164655
2019-05-30

Floating nuclear power reactor with a self-cooling containment structure

#123
20190164654
2019-05-30

NUCLEAR POWER PLANTS

#124
20190164653
2019-05-30

Systems and methods for maintaining cover gas in nuclear reactors

#125
20190139657
2019-05-09

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

#126
20190139656
2019-05-09

Floating nuclear reactor protection system

#127
20190115114
2019-04-18

Systems and methods for airflow control in reactor passive decay heat removal

#128
20190057785
2019-02-21

Depressurization and coolant injection systems for very simplified boiling water reactors

#129
20190035510
2019-01-31

COOLING SYSTEM FOR NUCLEAR REACTOR

#130
20190019588
2019-01-17

SHUTDOWN SYSTEM FOR A NUCLEAR STEAM SUPPLY SYSTEM

#131
20190006052
2019-01-03

Isolation condenser systems for nuclear reactor commercial electricity generation

#132
20180358138
2018-12-13

Nuclear reactor cooling system

#133
20180358137
2018-12-13

Flow damper, pressure-accumulation and water-injection apparatus, and nuclear installation

#134
20180358136
2018-12-13

Containment cooling system capable of improving coolant utilization rate

#135
20180358135
2018-12-13

Containment cooling apparatus

#136
20180358134
2018-12-13

PASSIVE COOLING OF A NUCLEAR REACTOR

#137
20180358133
2018-12-13

Movable standby hydraulic control unit that is usable during a control rod drive system inspection to temporarily replace any one of several hydraulic control units

#138
20180350472
2018-12-06

PASSIVE SAFE COOLING SYSTEM

#139
20180330836
2018-11-15

Small nuclear reactor containment system

#140
20180330835
2018-11-15

Method for managing stoppage of a pressurised-water nuclear reactor

#141
20180322968
2018-11-08

GAS-COOLED PRESSURE TUBE REACTOR

#142
20180322967
2018-11-08

Conformal core cooling and containment structure

#143
20180322966
2018-11-08

Very simplified boiling water reactors for commercial electricity generation

#144
20180299207
2018-10-18

COOLER, COOLING APPARATUS USING THE SAME, AND METHOD FOR COOLING HEAT GENERATION ELEMENT

#145
20180277264
2018-09-27

PASSIVELY-COOLED SPENT NUCLEAR FUEL POOL SYSTEM

#146
20180277262
2018-09-27

Secondary shutdown structure of nuclear reactor by using sliding doors

#147
20180261343
2018-09-13

Passive emergency feedwater system

#148
20180261342
2018-09-13

Passive natural circulation cooling system and method

#149
20180261340
2018-09-13

Depressurization and cooling system for a containment of a nuclear power plant containment protection system and nuclear power plant

#150
20180254113
2018-09-06

Loss-of-coolant accident reactor cooling system

#151
20180240558
2018-08-23

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

#152
20180218796
2018-08-02

HYBRID SAFETY INJECTION TANK SYSTEM PRESSURIZED WITH SAFETY VALVE OF PRESSURIZER

#153
20180218795
2018-08-02

Flow damper, pressure-accumulation and water-injection apparatus, and nuclear installation

#154
20180197642
2018-07-12

Baffle structure for channel

#155
20180190398
2018-07-05

PASSIVELY-COOLED SPENT NUCLEAR FUEL POOL SYSTEM AND METHOD THEREFOR

#156
20180182500
2018-06-28

Water injection device

#157
20180174693
2018-06-21

Device for passive protection of a nuclear reactor

#158
20180151262
2018-05-31

Evacuated containment vessel for nuclear reactor

#159
20180144836
2018-05-24

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

#160
20180082759
2018-03-22

Nuclear reactor support and seismic restraint with core retention cooling features

#161
20180075932
2018-03-15

Methods related to valve actuators having motors with peek-insulated windings

#162
20180061514
2018-03-01

Self-diagnosis and accident-handling unmanned nuclear reactor

#163
20180047469
2018-02-15

Component cooling water system for nuclear power plant

#164
20180047465
2018-02-15

System, a device and a method for passive decay heat transport

#165
20180040386
2018-02-08

Air-cooled heat exchanger and system and method of using the same to remove waste thermal energy from radioactive materials

#166
20180012669
2018-01-11

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

#167
20170372805
2017-12-28

Containment internal passive heat removal system

#168
20170369239
2017-12-28

Entrainment-reducing assembly, system including the assembly, and method of reducing entrainment of gases with the assembly

#169
20170358373
2017-12-14

Core catcher and boiling water nuclear plant using the same

#170
20170352443
2017-12-07

UPGRADING POWER OUTPUT OF PREVIOUSLY-DEPLOYED NUCLEAR POWER PLANTS

#171
20170323695
2017-11-09

Water-Cooled Water-Moderated Nuclear Reactor Core Melt Cooling and Confinement System

#172
20170323694
2017-11-09

Water-Cooled Water-Moderated Nuclear Reactor Core Melt Cooling and Confinement System

#173
20170323693
2017-11-09

Water-Cooled Water-Moderated Nuclear Reactor Core Melt Cooling and Confinement System

#174
20170229196
2017-08-10

Nuclear power plant that can automatically close a steam safety relief valve upon determination of exhaust pipe leakage

#175
20170200515
2017-07-13

Passive reactor cooling system

#176
20170162282
2017-06-08

Passive containment heat removal system and control method thereof

#177
20170162281
2017-06-08

Passive containment cooling and filtered venting system, and nuclear power plant

#178
20170154692
2017-06-01

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

#179
20170154691
2017-06-01

Post-meltdown nuclear power plant recovery system

#180
20170148533
2017-05-25

Passive heat removal system for nuclear power plant

#181
20170133111
2017-05-11

Passive depressurization system for pressurized containers

#182
20170117063
2017-04-27

Passive cooling to cold shutdown

#183
20170062082
2017-03-02

Passive nitrogen injecting device for nuclear reactor coolant pump

#184
20170040071
2017-02-09

Passive system for evacuating the residual heat from a nuclear reactor

#185
20170025194
2017-01-26

Passive safety system for removing decay heat and method of passively increasing a coolant flow using the same

#186
20170016201
2017-01-19

HEAT EXCHANGE STRUCTURE OF POWER GENERATION FACILITY

#187
20170011813
2017-01-12

Alternate passive spent fuel pool cooling systems and methods

#188
20170004892
2017-01-05

Passive cooling system of containment building and nuclear power plant comprising same

#189
20160372218
2016-12-22

Nuclear power plant containment cooling system and spray flow control method therefor

#190
20160372217
2016-12-22

Nuclear Reactor Containment Vessel and Nuclear Reactor

#191
20160336082
2016-11-17

Reactor system with a lead-cooled fast reactor

#192
20160329114
2016-11-10

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

#193
20160322121
2016-11-03

Passive residual heat removal system and atomic power plant comprising same

#194
20160314859
2016-10-27

Floating nuclear power reactor with a self-cooling containment structure

#195
20160293281
2016-10-06

Nuclear power plant

#196
20160273839
2016-09-22

COOLER, COOLING APPARATUS USING THE SAME, AND METHOD FOR COOLING HEAT GENERATION ELEMENT

#197
20160268009
2016-09-15

Cooling System of Reactor Suppression Pool

#198
20160260508
2016-09-08

Shutdown system for a nuclear steam supply system

#199
20160247585
2016-08-25

Passive safety equipment for a nuclear power plant

#200
20160203880
2016-07-14

Air cooler, intercooler and nuclear facility

#201
20160196886
2016-07-07

Reactor Cooling System

#202
20160196885
2016-07-07

Steam generator for nuclear steam supply system

#203
20160141056
2016-05-19

Passive nuclear reactor cooling system using compressed gas energy and coolant storage outside nuclear plant

#204
20160141054
2016-05-19

IN-VESSEL AND EX-VESSEL MELT COOLING SYSTEM AND METHOD HAVING THE CORE CATCHER

#205
20160118147
2016-04-28

Passive system for cooling the core of a nuclear reactor

#206
20160099084
2016-04-07

METHOD OF PLATINUM INJECTION INTO A NUCLEAR REACTOR

#207
20160055927
2016-02-25

Spent fuel storage rack

#208
20160042817
2016-02-11

Emergency Cooling System for Improved Reliability for Light Water Reactors

#209
20160042816
2016-02-11

Reactor and operating method for the reactor

#210
20160027535
2016-01-28

Integral isolation valve systems for loss of coolant accident protection

#211
20160019989
2016-01-21

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

#212
20150380115
2015-12-31

Liquid nitrogen emergency cooling system for nuclear power plants

#213
20150357063
2015-12-10

Nuclear power plant and reactor building gas treatment system

#214
20150357054
2015-12-10

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

#215
20150287483
2015-10-08

Passively-cooled spent nuclear fuel pool system

#216
20150287482
2015-10-08

BWR feedwater sparger end bracket pin clamp

#217
20150243386
2015-08-27

Water-cooled reactor system for generating electricity

#218
20150243385
2015-08-27

Passively-cooled spent nuclear fuel pool system and method therefor

#219
20150243384
2015-08-27

Water supply tank using compressor steam to provide cooling water to a nuclear reactor, and structure inside the tank reducing internal cooling water circulation resulting from injection of the steam into the tank

#220
20150243383
2015-08-27

Water-air combined passive feed water cooling apparatus and system

#221
20150221403
2015-08-06

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

#222
20150170773
2015-06-18

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

#223
20150170772
2015-06-18

Component cooling water system for nuclear power plant

#224
20150170771
2015-06-18

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

#225
20150170770
2015-06-18

Floating nuclear power reactor with a self-cooling containment structure

#226
20150170769
2015-06-18

Passive reactor containment protection system

#227
20150162105
2015-06-11

High temperature gas cooled reactor steam generation system

#228
20150131770
2015-05-14

Emergency core cooling system for a water-cooled reactor system

#229
20150131769
2015-05-14

Underground nuclear power plant

#230
20150124922
2015-05-07

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

#231
20150107244
2015-04-23

Self-contained in-ground geothermal generator and heat exchanger with in-line pump and several alternative applications

#232
20150043701
2015-02-12

Systems for debris mitigation in nuclear reactor safety systems

#233
20150023461
2015-01-22

Decay heat removal system with hybrid heat pipe having coolant and neutron absorber for cooling nuclear power plant

#234
20150016581
2015-01-15

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

#235
20140376679
2014-12-25

Cooling system of nuclear reactor containment structure

#236
20140362968
2014-12-11

System for removing the residual power of a pressurised water nuclear reactor

#237
20140334591
2014-11-13

Passive containment spray system

#238
20140334590
2014-11-13

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

#239
20140328445
2014-11-06

Electricity production module

#240
20140321597
2014-10-30

Loss-of-coolant accident reactor cooling system

#241
20140321596
2014-10-30

Passive reactor cooling system

#242
20140321595
2014-10-30

Submerged or underwater electricity production module

#243
20140321594
2014-10-30

Submerged energy production module

#244
20140301524
2014-10-09

Underwater electricity production module

#245
20140294134
2014-10-02

Submerged electricity production module

#246
20140270045
2014-09-18

Nuclear reactor cores comprising a plurality of fuel elements, and fuel elements for use therein

#247
20140270044
2014-09-18

Refueling water storage tank (RWST) with tailored passive emergency core cooling (ECC) flow

#248
20140233688
2014-08-21

Internal dry containment vessel for a nuclear reactor

#249
20140226780
2014-08-14

Evacuated containment vessel for a nuclear reactor

#250
20140226778
2014-08-14

Multi stage safety injection device and passive safety injection system having the same

#251
20140219411
2014-08-07

Alternate passive spent fuel pool cooling systems and methods

#252
20140219409
2014-08-07

Multi stage safety injection device and passive safety injection system having the same

#253
20140205051
2014-07-24

Passive system for cooling the core of a nuclear reactor

#254
20140192947
2014-07-10

Submerged electricity production module

#255
20140175106
2014-06-26

Entrainment-reducing assembly, system including the assembly, and method of reducing entrainment of gases with the assembly

#256
20140174555
2014-06-26

Pipe shut-off device and apparatus having same for the emergency supply of coolant to the fuel rods arranged in the reactor vessel of a nuclear power plant

#257
20140150994
2014-06-05

Air-cooled heat exchanger and system and method of using the same to remove waste thermal energy from radioactive materials

#258
20140112428
2014-04-24

SYSTEM AND METHOD FOR COOLING VIA PHASE CHANGE

#259
20140112427
2014-04-24

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

#260
20140112426
2014-04-24

Passive residual heat removal system and nuclear power plant equipment

#261
20140105348
2014-04-17

Emergency and back-up cooling of nuclear fuel and reactors

#262
20140079172
2014-03-20

NUCLEAR REACTOR WITH DEVICE FOR INJECTING NANOPARTICLES IN THE EVENT OF AN ACCIDENT

#263
20140072090
2014-03-13

METHOD AND SYSTEM FOR AN ALTERNATE RPV ENERGY REMOVAL PATH

#264
20140072089
2014-03-13

METHOD AND SYSTEM FOR AN ALTERNATIVE BWR CONTAINMENT HEAT REMOVAL SYSTEM

#265
20140064429
2014-03-06

Multimodal debris trap

#266
20140050292
2014-02-20

Separate type safety injection tank and integral type reactor having the same

#267
20140029711
2014-01-30

Passive power production during a nuclear station blackout

#268
20140016734
2014-01-16

Passive safety system of integral reactor

#269
20140016733
2014-01-16

PASSIVE SAFETY INJECTION SYSTEM USING SAFETY INJECTION TANK

#270
20140003567
2014-01-02

Nuclear power plant and passive containment cooling system

#271
20130343504
2013-12-26

Heat exchanger for passive residual heat removal system

#272
20130336441
2013-12-19

Small modular reactor safety systems

#273
20130336440
2013-12-19

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

#274
20130301782
2013-11-14

Defense in depth safety paradigm for nuclear reactor

#275
20130301781
2013-11-14

MODIFIED DRY ICE HEAT EXCHANGER FOR HEAT REMOVAL OF PORTABLE REACTORS

#276
20130287161
2013-10-31

HEAT REMOVAL SYSTEM AND METHOD FOR A NUCLEAR REACTOR

#277
20130272475
2013-10-17

Passive containment air cooling for nuclear power plants

#278
20130272474
2013-10-17

PASSIVE CONTAINMENT AIR COOLING FOR NUCLEAR POWER PLANTS

#279
20130272473
2013-10-17

Auxiliary condenser system for decay heat removal in a nuclear reactor

#280
20130266111
2013-10-10

Steam generator flow by-pass system

#281
20130259184
2013-10-03

Containment vessel and nuclear power plant

#282
20130251085
2013-09-26

Low pressure reactor safety systems and methods

#283
20130235966
2013-09-12

Emergency core cooling system and boiling water nuclear plant

#284
20130223581
2013-08-29

Nuclear Power Plant

#285
20130208847
2013-08-15

Enhanced nuclear sump strainer system

#286
20130208846
2013-08-15

Liquid nitrogen emergency cooling system for nuclear plants

#287
20130202075
2013-08-08

Water-spray residual heat removal system for nuclear power plant

#288
20130156143
2013-06-20

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

#289
20130140005
2013-06-06

Condensation chamber cooling system

#290
20130121453
2013-05-16

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

#291
20130114778
2013-05-09

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

#292
20130108004
2013-05-02

Passive cooling apparatus of spent fuel pool

#293
20130070887
2013-03-21

REACTOR ADAPTED FOR MITIGATING LOSS-OF-COOLANT ACCIDENT AND MITIGATION METHOD THEREOF

#294
20130064342
2013-03-14

Passive cooling system of nuclear power plant

#295
20130064341
2013-03-14

Passive auxiliary condensing apparatus of nuclear power plant

#296
20130051511
2013-02-28

Pressurized water reactor with compact passive safety systems

#297
20120328067
2012-12-27

NUCLEAR POWER PLANT

#298
20120321030
2012-12-20

Integrated emergency core cooling system condenser for pressurized water reactor

#299
20120314830
2012-12-13

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

#300
20120300893
2012-11-29

Core catcher