ClassID:

200102

G21C3/326 - CPC Classification

Classification description:

Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements; Assemblies of a number of fuel elements in the form of a rigid unit; Bundles of parallel pin-, rod-, or tube-shaped fuel elements comprising fuel elements of different composition; comprising, in addition to the fuel elements, other pin-, rod-, or tube-shaped elements, e.g. control rods, grid support rods, fertile rods, poison rods or dummy rods

Sub-classes:
Recent Application in this class:
#1
20250226122
2025-07-10

Core Component Rodlet for Irradiating Isotope Targets in Pressurized Water Reactor Conditions

#2
20250218611
2025-07-03

MANDREL-WOUND, ECCENTRIC MONOLITHIC FUEL ASSEMBLY CORE, FUEL ASSEMBLY AND REACTOR INCORPORATING SAME, AND METHODS OF MANUFACTURE

#3
20250157678
2025-05-15

INTEGRATED FUEL AND CONTROL SYSTEM

#4
20250095873
2025-03-20

METHOD OF MAGNETICALLY REMOVING AN IRRADIATED CAPSULE FROM A BURNABLE ABSORBER RODLET

#5
20250069763
2025-02-27

FUEL ASSEMBLY FOR A NUCLEAR POWER PLANT, METHOD FOR ACTIVATING A MATERIAL TO BE ACTIVATED AND GRIPPER

#6
20240355487
2024-10-24

Fuel Assembly for Sodium-Cooled Metal Fuel Fast Reactor, Reactor Core, and Manufacturing Method of Fuel Assembly

#7
20240312647
2024-09-19

NUCLEAR REACTOR CORE LOADING AND OPERATION STRATEGIES

#8
20240120119
2024-04-11

Method of magnetically removing an irradiated capsule from a burnable absorber rodlet

#9
20240105350
2024-03-28

Light water reactor fuel assembly, light water reactor core and MOX fuel assembly production method

#10
20240055144
2024-02-15

FUEL ASSEMBLY

#11
20240013938
2024-01-11

NUCLEAR REACTOR

#12
20230335305
2023-10-19

Fuel assembly

#13
20230282379
2023-09-07

METHOD OF MANUFACTURING A NUCLEAR FUEL ASSEMBLY

#14
20230012716
2023-01-19

Using xenon concentration in controlling a nuclear power plant

#15
20220415531
2022-12-29

Device for magnetically removing a capsule containing Co-60 from a burnable absorber rodlet

#16
20220328204
2022-10-13

Light water reactor uranium fuel assembly and operation method of nuclear fuel cycle

#17
20220293291
2022-09-15

Irradiating target material located in a surrogate fuel bundle in a CANDU reactor for isotope production

#18
20220199269
2022-06-23

LOWER END FITTING LOCATING PINS

#19
20220005616
2022-01-06

Method for installing extension tube in a nuclear reactor

#20
20210398701
2021-12-23

Method of manufacturing a nuclear fuel assembly

#21
20210398700
2021-12-23

FUEL ASSEMBLY

#22
20210375496
2021-12-02

Method for installing extension tube in a nuclear reactor

#23
20210366623
2021-11-25

Nuclear reactor fuel assembly

#24
20210319918
2021-10-14

Nuclear reactor core loading and operation strategies

#25
20210280329
2021-09-09

System and method for performing active scanning of a nuclear fuel rod

#26
20210272709
2021-09-02

Fuel pellet

#27
20210098139
2021-04-01

METHOD FOR MONITORING A NUCLEAR CORE COMPRISING A RELAXATION OF A THRESHOLD, AND ASSOCIATED PROGRAMME, SUPPORT AND NUCLEAR REACTOR

#28
20210074439
2021-03-11

Nuclear reactor component having a coating of amorphous chromium carbide

#29
20200194132
2020-06-18

Fuel Loading Method and Reactor Core

#30
20200043617
2020-02-06

Method of installing an external dashpot tube around a control rod guide tube in a nuclear fuel assembly

#31
20200035369
2020-01-30

Method of using DLI-MOCVD to provide a nuclear reactor component with a coating of amorphous chromium carbide

#32
20200027584
2020-01-23

Fuel assembly

#33
20200027576
2020-01-23

Fuel assembly

#34
20190139653
2019-05-09

Fuel assembly

#35
20190057784
2019-02-21

Nuclear fuel containing recycled and depleted uranium, and nuclear fuel bundle and nuclear reactor comprising same

#36
20190051421
2019-02-14

MOX fuel assembly

#37
20190043630
2019-02-07

Fuel channel isotope irradiation at full operating power

#38
20190019585
2019-01-17

Mitigation assembly for nuclear reactor comprising a removable sealing plug

#39
20180330832
2018-11-15

Annular nuclear fuel pellets with central burnable absorber

#40
20180268948
2018-09-20

Thermal-neutron reactor core and design method for thermal-neutron reactor core

#41
20180254111
2018-09-06

Method of manufacturing a nuclear fuel assembly

#42
20180240557
2018-08-23

Nuclear fuel bundle containing thorium and nuclear reactor comprising same

#43
20180197640
2018-07-12

Fuel assembly with an external dashpot disposed around a guide tube portion

#44
20180182499
2018-06-28

Core plate assembly, and a method of performing work on a core plate assembly

#45
20180174693
2018-06-21

Device for passive protection of a nuclear reactor

#46
20180075930
2018-03-15

Heterogeneous core designs and thorium based fuels for heavy water reactors

#47
20170358375
2017-12-14

System and method for performing active scanning of a nuclear fuel rod

#48
20170330638
2017-11-16

Nuclear reactor fuel rod and fuel assembly having bundled same

#49
20170330637
2017-11-16

Fuel assembly for a nuclear boiling water reactor

#50
20170301420
2017-10-19

Nuclear fission reactor, flow control assembly, methods therefor and a flow control assembly system

#51
20170301417
2017-10-19

Nuclear reactor core loading and operation strategies

#52
20170287575
2017-10-05

Fully ceramic microencapsulated fuel fabricated with burnable poison as sintering aid

#53
20170221590
2017-08-03

Fuel assembly for a nuclear power boiling water reactor

#54
20160284428
2016-09-29

A FUEL ASSEMBLY FOR A NUCLEAR REACTOR

#55
20160111174
2016-04-21

Advanced first core fuel assembly configuration

#56
20160104548
2016-04-14

Material made of uranium, gadolinium and oxygen and use thereof as consumable neutron poison

#57
20160099081
2016-04-07

Moderating fuel rods including metal hydride and methods of moderating fuel bundles of boiling water reactors using the same

#58
20160093407
2016-03-31

Pressurized water reactor fuel assembly

#59
20160055923
2016-02-25

Fuel channel for a nuclear power boiling water reactor

#60
20160035441
2016-02-04

Fuel assembly

#61
20150221399
2015-08-06

In-vessel control rod drive mechanism and nuclear reactor with the same

#62
20150170768
2015-06-18

Nuclear reactor fluence reduction systems and methods

#63
20140334595
2014-11-13

Fuel assembly

#64
20140211904
2014-07-31

Heterogeneous core designs and thorium based fuels for heavy water reactors

#65
20140177774
2014-06-26

Passive visual fuel temperature indicator

#66
20140097229
2014-04-10

Method for welding a flange to a guide thimble tube in nuclear fuel assembly

#67
20130343502
2013-12-26

Nuclear reactor core loading and operation strategies

#68
20130322591
2013-12-05

Fuel assembly

#69
20130308741
2013-11-21

NUCLEAR FUEL CONTAINING RECYCLED AND DEPLETED URANIUM, AND NUCLEAR FUEL BUNDLE AND NUCLEAR REACTOR COMPRISING SAME

#70
20130301780
2013-11-14

Nuclear fuel containing a neutron absorber

#71
20130272480
2013-10-17

Lower end fitting locating pins

#72
20130266112
2013-10-10

Nuclear fuel containing recycled and depleted uranium, and nuclear fuel bundle and nuclear reactor comprising same

#73
20130223582
2013-08-29

Fabrication method of burnable absorber nuclear fuel pellets and burnable absorber nuclear fuel pellets fabricated by the same

#74
20130202076
2013-08-08

Nuclear fuel bundle containing thorium and nuclear reactor comprising same

#75
20130003908
2013-01-03

Boiling water reactor core and fuel assemblies therefor

#76
20120294406
2012-11-22

Advanced first core fuel assembly configuration and method of implementing the same

#77
20120177169
2012-07-12

Core of light water reactor and fuel assembly

#78
20120177166
2012-07-12

Wireless in-core neutron monitor

#79
20120140868
2012-06-07

FUEL ROD AND FUEL ASSEMBLY

#80
20120121058
2012-05-17

CORE OF NUCLEAR REACTOR AND NUCLEAR REACTOR

#81
20120087454
2012-04-12

Primary neutron source multiplier assembly

#82
20120084970
2012-04-12

Electromagnet flow regulator, system, and methods for regulating flow of an electrically conductive fluid

#83
20120063561
2012-03-15

FUEL ASSEMBLY

#84
20120033776
2012-02-09

NUCLEAR REACTOR

#85
20110311016
2011-12-22

Light-water reactor fuel assembly (alternatives), a light-water reactor, and a fuel element of fuel assembly

#86
20110305311
2011-12-15

FUEL ELEMENT FOR A PRESSURIZED-WATER NUCLEAR REACTOR

#87
20110249785
2011-10-13

Exposure boost zone for boiling water reactor nuclear bundles

#88
20100266088
2010-10-21

Nuclear fission reactor, flow control assembly, methods therefor and a flow control assembly system

#89
20100266086
2010-10-21

Nuclear fission reactor, flow control assembly, methods therefor and a flow control assembly system

#90
20100266085
2010-10-21

Nuclear fission reactor, flow control assembly, methods therefor and a flow control assembly system

#91
20100108743
2010-05-06

Apparatus for welding a flange of a guide thimble tube in nuclear fuel assembly

#92
20100054389
2010-03-04

MIXED OXIDE FUEL ASSEMBLY

#93
20100034336
2010-02-11

Core of light water reactor and fuel assembly

#94
20100032504
2010-02-11

Process for the manufacture of a particulate material and particulate material obtained by this process

#95
20090274260
2009-11-05

Irradiation target retention systems, fuel assemblies having the same, and methods of using the same

#96
20090252282
2009-10-08

Fuel assembly

#97
20090252280
2009-10-08

Detachable nuclear reactor fuel assembly component

#98
20090238321
2009-09-24

Nuclear power plant with actinide burner reactor

#99
20090196392
2009-08-06

Core Of A Boiling Water Reactor

#100
20090196391
2009-08-06

Core of a Boiling Water Reactor

#101
20090135988
2009-05-28

Fail-free fuel bundle assembly

#102
20090135983
2009-05-28

Cross-section reducing isotope system

#103
20090122946
2009-05-14

Rod assembly for nuclear reactors

#104
20090060117
2009-03-05

Guide thimble of dual tube type structure nuclear fuel assembly

#105
20090041175
2009-02-12

Fuel Element for Pressurised Water Nuclear Reactors and Method of Loading Fuel Elements Into a Nuclear Reactor Core

#106
20080181350
2008-07-31

MOX fuel assembly for pressurized nuclear reactors

#107
20080089461
2008-04-17

Fuel rods for nuclear reactor fuel assemblies and methods of manufacturing thereof

#108
20080031398
2008-02-07

Use of boron or enriched boron 10 in UO2

#109
20070195919
2007-08-23

Fuel assembly for a pressurized water nuclear reactor containing plutonium-free enriched uranium

#110
20070133734
2007-06-14

Rod assembly for nuclear reactors

#111
20070064862
2007-03-22

Pressurized water nuclear reactor fuel assembly including rods having two different contents of gadolinium

#112
20060269036
2006-11-30

Mox fuel assembly for pressurized water reactors

#113
20060210009
2006-09-21

Boiling water reactor core and fuel assemblies therefor