ClassID:

200189

G21C9/012 - CPC Classification

Classification description:

Emergency protection arrangements structurally associated with the reactor, e.g. safety valves provided with pressure equalisation devices; Pressure suppression by thermal accumulation or by steam condensation, e.g. ice condensers

Recent Application in this class:
#1
20240071636
2024-02-29

INTEGRATED NUCLEAR REACTOR SYSTEM INCLUDING DOUBLE CONTAINMENT STRUCTURE USING LIQUID NITROGEN

#2
20230207144
2023-06-29

Evacuated containment vessel for nuclear reactor

#3
20220254525
2022-08-11

USE OF ENDOTHERMIC MATERIALS IN ICE CONDENSER CONTAINMENTS

#4
20200395136
2020-12-17

PWR decay heat removal system in which steam from the pressurizer drives a turbine which drives a pump to inject water into the reactor pressure vessel

#5
20200388409
2020-12-10

COMPONENT COOLING WATER SYSTEM FOR NUCLEAR POWER PLANT

#6
20200335232
2020-10-22

Cooling water safety injection device powered by steam discharged during an accident and nuclear power plant having the same

#7
20200279662
2020-09-03

Passive containment cooling system including multiple condensing stages and catalyst

#8
20200273589
2020-08-27

Radioactive material reduction facility and nuclear power plant having the same

#9
20200135354
2020-04-30

Passive electrical component for safety system shutdown using Gauss' law of magnetism

#10
20200135353
2020-04-30

Passive electrical component for safety system shutdown using Faraday's law

#11
20200043618
2020-02-06

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

#12
20190237207
2019-08-01

Coolant tank, and passive containment cooling system comprising same

#13
20190189299
2019-06-20

Three-way valve operational to both transfer steam to a decontamination water tank under one accident situation and discharge the steam to atmosphere under a different accident situation

#14
20180358138
2018-12-13

Nuclear reactor cooling system

#15
20180358136
2018-12-13

Containment cooling system capable of improving coolant utilization rate

#16
20180358135
2018-12-13

Containment cooling apparatus

#17
20180350472
2018-12-06

PASSIVE SAFE COOLING SYSTEM

#18
20180261340
2018-09-13

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

#19
20180233240
2018-08-16

Nuclear power plant

#20
20180151262
2018-05-31

Evacuated containment vessel for nuclear reactor

#21
20180053571
2018-02-22

PWR decay heat removal system in which steam from the pressurizer drives a turbine which drives a pump to inject water into the reactor pressure vessel

#22
20180047469
2018-02-15

Component cooling water system for nuclear power plant

#23
20170369239
2017-12-28

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

#24
20170162282
2017-06-08

Passive containment heat removal system and control method thereof

#25
20170162281
2017-06-08

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

#26
20170004892
2017-01-05

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

#27
20160322121
2016-11-03

Passive residual heat removal system and atomic power plant comprising same

#28
20160293281
2016-10-06

Nuclear power plant

#29
20160042817
2016-02-11

Emergency Cooling System for Improved Reliability for Light Water Reactors

#30
20150243382
2015-08-27

Passive containment air cooling device and system with isolated pressure boundary

#31
20150170772
2015-06-18

Component cooling water system for nuclear power plant

#32
20150117586
2015-04-30

PWR decay heat removal system in which steam from the pressurizer drives a turbine which drives a pump to inject water into the reactor pressure vessel

#33
20140233688
2014-08-21

Internal dry containment vessel for a nuclear reactor

#34
20140226780
2014-08-14

Evacuated containment vessel for a nuclear reactor

#35
20140175106
2014-06-26

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

#36
20140112426
2014-04-24

Passive residual heat removal system and nuclear power plant equipment

#37
20140072090
2014-03-13

METHOD AND SYSTEM FOR AN ALTERNATE RPV ENERGY REMOVAL PATH

#38
20130287161
2013-10-31

HEAT REMOVAL SYSTEM AND METHOD FOR A NUCLEAR REACTOR

#39
20130156145
2013-06-20

Method and apparatus for an alternative suppression pool cooling for boiling water reactors

#40
20130140005
2013-06-06

Condensation chamber cooling system

#41
20130094623
2013-04-18

SAFETY/RELIEF VALVE DISCHARGE LINE HEADER IN A BOILING WATER REACTOR

#42
20130025212
2013-01-31

Atmospheric retention passive system for nuclear buildings

#43
20120294408
2012-11-22

Passive emergency feedwater system

#44
20120243651
2012-09-27

Emergency core cooling system for pressurized water reactor

#45
20120148011
2012-06-14

Nuclear reactor cavity arrangements for ice condenser plants

#46
20090161812
2009-06-25

Evacuated containment vessel for a nuclear reactor

#47
20090129531
2009-05-21

Internal dry containment vessel for a nuclear reactor

#48
20090129530
2009-05-21

Passive emergency feedwater system

#49
20060075697
2006-04-13

Floor tile debris interceptor and transition plenum in a nuclear power plant

#50
20050135543
2005-06-23

Containment of a nuclear power plant