ClassID:

200321

G21C19/307 - CPC Classification

Classification description:

Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel; Arrangements for introducing fluent material into the reactor core; Arrangements for removing fluent material from the reactor core with continuous purification of circulating fluent material, e.g. by extraction of fission products deterioration or corrosion products, impurities, e.g. by cold traps specially adapted for liquids

Sub-classes:
Recent Application in this class:
#1
20260142046
2026-05-21

FISSION PRODUCT TRAP FOR SALT PIPE AND PUMP SHAFT SEALS AND METHODS OF USE THEREOF

#2
20260045379
2026-02-12

SYSTEMS AND METHODS FOR REDUCING NONCONDENSABLE GAS BUILDUP IN COOLANT SYSTEMS

#3
20250336554
2025-10-30

FISSION PRODUCT EXTRACTION SYSTEM AND METHODS OF USE THEREOF

#4
20250046483
2025-02-06

METHOD AND APPARATUS FOR SAFE AND EFFICIENT NUCLEAR POWER GENERATION

#5
20250037889
2025-01-30

EXTRACTION OF FISSION PRODUCTS FROM MOLTEN SALT VIA REDOX REACTION WITH REDUCTING AGENTS

#6
20240428961
2024-12-26

FISSION PRODUCT EXTRACTION SYSTEM AND METHODS OF USE THEREOF

#7
20240339232
2024-10-10

Flow through liquid metal cooled molten salt reactors

#8
20240249852
2024-07-25

FISSION PRODUCT TRAP FOR SALT PIPE AND PUMP SHAFT SEALS AND METHODS OF USE THEREOF

#9
20230411026
2023-12-21

NUCLEAR POWER PLANT COMPRISING A SYSTEM FOR DEGASIFICATION OF A GASEOUS LIQUID

#10
20230395271
2023-12-07

SYSTEMS AND METHODS FOR REDUCING NONCONDENSABLE GAS BUILDUP IN COOLANT SYSTEMS

#11
20230271114
2023-08-31

Method and apparatus for filtering fluid in nuclear power generation

#12
20230215589
2023-07-06

ECCS with self-cleaning filter system

#13
20230142980
2023-05-11

COOLANT CLEANUP AND HEAT-SINKING SYSTEMS AND METHODS OF OPERATING THE SAME

#14
20230042504
2023-02-09

Flow through liquid metal cooled molten salt reactors

#15
20220230770
2022-07-21

Degasification system for a nuclear power plant and method for degassing a flow of reactor coolant

#16
20220215978
2022-07-07

METHOD AND APPARATUS FOR IMPROVED REMOVAL AND RETENTION OF RADIOACTIVE PARTICULATES FROM FLUIDS

#17
20220215974
2022-07-07

Injecting reactant into a spent fuel pool to react with radioactive effluent released into the pool from a nuclear reactor containment

#18
20210287812
2021-09-16

Methods of forming debris filters for nuclear fuel assemblies

#19
20210202120
2021-07-01

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

#20
20210151211
2021-05-20

Active Pit Tank Strainer of a Nuclear Power Plant

#21
20210122653
2021-04-29

Modular water purification system for nuclear power plants

#22
20210090753
2021-03-25

Coolant cleanup and heat-sinking systems and methods of operating the same

#23
20200330905
2020-10-22

METHOD AND APPARATUS FOR FILTERING FLUID IN NUCLEAR POWER GENERATION

#24
20200312471
2020-10-01

Corrosion Mitigation Method for Carbon Steel Pipe

#25
20200027614
2020-01-23

Apparatus for purifying nuclear reactor coolant from radioactive materials and adjusting coolant pH

#26
20190371482
2019-12-05

Electrochemical Separation Mechanism in a Molten Salt Reactor

#27
20190221323
2019-07-18

Nuclear reactor using controlled debris to mitigate ECCS strainer pressure head loss

#28
20190198183
2019-06-27

Filter zones with different filtering efficiencies for a fuel assembly of a nuclear water reactor

#29
20190156960
2019-05-23

Reactor containment building spent fuel pool filter vent

#30
20190066854
2019-02-28

Debris filters for nuclear fuel assembly and method of using the same

#31
20180358140
2018-12-13

Device for removing foreign objects from nuclear reactor vessel

#32
20180358139
2018-12-13

System for removing foreign objects from nuclear reactor vessel

#33
20180322969
2018-11-08

Nuclear power plant and method for operating a nuclear power plant

#34
20180268949
2018-09-20

Nuclear fuel assembly debris filtering bottom nozzle

#35
20180264458
2018-09-20

PURIFICATION METHOD FOR PURIFYING WATER IN A SPENT FUEL POOL IN A NUCLEAR POWER PLANT

#36
20170345519
2017-11-30

Ambient temperature decontamination of nuclear power plant component surfaces containing radionuclides in a metal oxide

#37
20170246566
2017-08-31

Filtering device

#38
20170229201
2017-08-10

Apparatus for degassing a nuclear reactor coolant system

#39
20170213609
2017-07-27

Apparatus and method for stripping tritium from molten salt

#40
20170176315
2017-06-22

Method of evaluating amount of foreign matter passed through recirculation sump screen

#41
20160203881
2016-07-14

Process for the accurate characterization of low level nuclear waste

#42
20160194763
2016-07-07

Reactor internal structure and method of manufacturing the same

#43
20160180974
2016-06-23

Passive integral isolation valve

#44
20160178294
2016-06-23

Debris filtration apparatus

#45
20160111175
2016-04-21

MECHANICAL COMPONENT

#46
20160019993
2016-01-21

Apparatus and method for stripping tritium from molten salt

#47
20150364223
2015-12-17

SYSTEM FOR THE IN-LINE CHARACTERIZATION OF PRODUCTS OF CORROSION

#48
20150318063
2015-11-05

Systems and methods for reducing surface deposition and contamination

#49
20150243387
2015-08-27

Photocatalyst injection method and photocatalyst injection system

#50
20150117588
2015-04-30

Purification method for purifying water in a spent fuel pool in a nuclear power plant

#51
20150043701
2015-02-12

Systems for debris mitigation in nuclear reactor safety systems

#52
20140356270
2014-12-04

Balanced closed loop continuous extraction process for hydrogen isotopes

#53
20140348287
2014-11-27

Dual fluid reactor

#54
20140161218
2014-06-12

Radioactive capture system for severe accident containment of light water reactors (LWRS), and method thereof

#55
20140064429
2014-03-06

Multimodal debris trap

#56
20130251086
2013-09-26

REACTOR DECONTAMINATION PROCESS AND REAGENT

#57
20130208847
2013-08-15

Enhanced nuclear sump strainer system

#58
20130182814
2013-07-18

Method for suppressing corrosion in plant and plant

#59
20130170601
2013-07-04

Particulate removal system

#60
20130003909
2013-01-03

FILTER FOR COOLING WATER OF A PRIMARY CIRCUIT OF A NUCLEAR POWER STATION, AND A METHOD FOR FILTERING COOLING WATER

#61
20120273407
2012-11-01

Vaned filtering element

#62
20120103908
2012-05-03

REPLACEMENT BASKET, A SYSTEM USING THE REPLACEMENT BASKET, AND A METHOD FOR LOADING THE REPLACEMENT BASKET

#63
20120039429
2012-02-16

Plant operation method and plant operation system

#64
20120027157
2012-02-02

Nuclear plant

#65
20110268240
2011-11-03

Debris filter for use in a nuclear fuel assembly

#66
20110256036
2011-10-20

REACTOR INTERNAL STRUCTURE AND METHOD OF MANUFACTURING THE SAME

#67
20110218094
2011-09-08

Method of manufacture of noble metal/zinc oxide hybrid product for simultaneous dose reduction and scc mitigation of nuclear power plants

#68
20110211663
2011-09-01

Radiation exposure reduction method

#69
20110164719
2011-07-07

NUCLEAR FUEL ASSEMBLY DEBRIS FILTER BOTTOM NOZZLE

#70
20110122986
2011-05-26

METHOD OF INHIBITING ADHESION OF RADIOACTIVE SUBSTANCE AND APPARATUS INHIBITED FROM SUFFERING ADHESION THEREOF

#71
20110103538
2011-05-05

Radioactive debris trap

#72
20110084009
2011-04-14

Increased efficiency strainer system

#73
20110084008
2011-04-14

Increased efficiency strainer system

#74
20100323883
2010-12-23

Method of manufacture of noble metal/zinc oxide hybrid product for simultaneous dose reduction and SCC mitigation of nuclear power plants

#75
20100260310
2010-10-14

Nuclear plant

#76
20100080335
2010-04-01

Boiling water reactor nuclear power plant with alcohol injection

#77
20100074389
2010-03-25

Replacement basket, a system using the replacement basket, and a method for loading the replacement basket

#78
20090316852
2009-12-24

METHOD FOR SUPPRESSING DEPOSIT OF RADIONUCLIDE ONTO STRUCTURE MEMBER COMPOSING NUCLEAR POWER PLANT AND FERRITE FILM FORMATION APPARATUS

#79
20090310733
2009-12-17

Demineralizer of primary coolant system in pressurized-water reactor power plant and method for purifying primary cooling water in pressurized-water reactor power plant

#80
20090296873
2009-12-03

Method and apparatus for condensate demineralization

#81
20090290676
2009-11-26

NUCLEAR-ENGINEERING PLANT AND METHOD OF OPERATING A NUCLEAR-ENGINEERING PLANT

#82
20090086878
2009-04-02

Boiling water reactor nuclear power plant with alcohol injection

#83
20090003508
2009-01-01

Method of suppressing deposition of radioactive isotope

#84
20080219396
2008-09-11

Nuclear power plant using nanoparticies in closed circuits of emergency systems and related method

#85
20080181351
2008-07-31

Method of suppressing deposition of radioactive isotope

#86
20080137796
2008-06-12

Method for reducing carbon steel corrosion in high temperature, high pressure water

#87
20080107228
2008-05-08

Method of manufacture of noble metal/zinc oxide hybrid product for simultaneous dose reduction and SCC mitigation of nuclear power plants

#88
20070263761
2007-11-15

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

#89
20070223645
2007-09-27

Bonding Radioactive Iodine in a Nuclear Reactor

#90
20070028719
2007-02-08

Method of manufacture of noble metal/zinc oxide hybrid product for simultaneous dose reduction and SCC mitigation of nuclear power plants

#91
20060243602
2006-11-02

Mitigation of stress corrosion cracking of structural materials exposed to a high temperature water

#92
20060060087
2006-03-23

Device for spraying water

#93
20060050833
2006-03-09

Reactor structural member and method of suppressing corrosion of the same

#94
20050135542
2005-06-23

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

#95
20050105670
2005-05-19

Pressurized water reactor shutdown method