G21C19/20 - CPC Classification Index

ClassID:

200311 ⎘

G21C19/20 - 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 objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel

Sub-classes:

G21C19/202 » {Arrangements for handling ball-form, i.e. pebble fuel} 9
G21C19/205 » {Interchanging of fuel elements in the core, i.e. fuel shuffling} 77
G21C19/207 » {Assembling, maintenance or repair of reactor components } 211
G21C19/22 » Arrangements for obtaining access to the interior of a pressure vessel whilst the reactor is operating 7

Recent Application in this class:

20260120900

2026-04-30

NUCLEAR REACTOR SYSTEM WITH LIFT-OUT CORE ASSEMBLY

20250391581

2025-12-25

MULTI-USE MOVABLE INCORE SYSTEM TO SUPPORT REACTOR POWER DISTRIBUTION MEASUREMENTS AND RADIOISOTOPE PRODUCTION ACTIVITIES

20240312654

2024-09-19

IN-CORE INSTRUMENTATION

20240194362

2024-06-13

REFUELLING A NUCLEAR REACTOR

20230420148

2023-12-28

NUCLEAR POWER GENERATION SYSTEM

20230298775

2023-09-21

NUCLEAR REFUELLING DEVICE

20230154636

2023-05-18

CONTINUOUS REMOVAL OF FISSION PRODUCTS FROM MOLTEN-SALT FUELED NUCLEAR REACTORS

20230074289

2023-03-09

Replacement thermal sleeve for a reactor vessel closure head penetration adapter of control rod drive mechanism

20220415528

2022-12-29

Containment system

#10

20220301734

2022-09-22

ARRANGEMENT AND METHOD FOR DISMANTLING A CONTAINER

#11

20220215977

2022-07-07

Method of removing foreign substances from CRDM and device for executing same

#12

20220148746

2022-05-12

In-situ method of drilling to collect dry samples from a nuclear reactor core interior for analysis

#13

20220108809

2022-04-07

Nuclear reactor plant for housing nuclear reactor modules

#14

20220059248

2022-02-24

Device for supplementing structural integrity of spent nuclear fuel assembly during handling

#15

20220051822

2022-02-17

Method for replacing nuclear reactor core

#16

20220005616

2022-01-06

Method for installing extension tube in a nuclear reactor

#17

20210375496

2021-12-02

Method for installing extension tube in a nuclear reactor

#18

20210366624

2021-11-25

Nuclear reactor, guide tube support, and corresponding maintenance method

#19

20210296014

2021-09-23

Spherical element detecting and positioning device for a pebble bed nuclear reactor

#20

20210287816

2021-09-16

Apparatus for treating waste of nuclear reactor pressure vessel, and method for treating waste of nuclear reactor pressure vessel

#21

20210158980

2021-05-27

Replacement thermal sleeve for a reactor vessel closure head penetration adapter of control rod drive mechanism

#22

20200368860

2020-11-26

SYSTEMS AND METHODS FOR NUCLEAR REACTOR DRY TUBE ASSEMBLY REMOVAL AND INSTALLATION

#23

20200286637

2020-09-10

SYSTEMS AND METHODS FOR UNDERWATER TOOL POSITIONING

#24

20200203031

2020-06-25

Nuclear reactor light-based fuel alignment systems and methods

#25

20200075188

2020-03-05

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

#26

20200075187

2020-03-05

System and process for production and collection of radioisotopes

#27

20200051704

2020-02-13

Method for housing nuclear reactor modules

#28

20190392958

2019-12-26

Upper vessel transport

#29

20190378627

2019-12-12

Drive device for in-core neutron instrumentation system

#30

20190252082

2019-08-15

Replacing a thermal sleeve in a reactor vessel head adapter

#31

20190164657

2019-05-30

Nuclear power generation system

#32

20190164653

2019-05-30

Systems and methods for maintaining cover gas in nuclear reactors

#33

20180358140

2018-12-13

Device for removing foreign objects from nuclear reactor vessel

#34

20180358139

2018-12-13

System for removing foreign objects from nuclear reactor vessel

#35

20180190402

2018-07-05

Bolt installation and tensioning system

#36

20180122521

2018-05-03

System and process for production and collection of radioisotopes

#37

20180108445

2018-04-19

System and method of producing radionuclides in a nuclear reactor, including use of a magnetic field to release a target having magnetic properties from an instrumentation tube system

#38

20180100904

2018-04-12

Sample tube insertion guide device

#39

20180090234

2018-03-29

Apparatus and method for reinforcing jet pump riser

#40

20170213608

2017-07-27

In-core instrumentation

#41

20160351281

2016-12-01

Neutron irradiated material repair

#42

20160203882

2016-07-14

Method of removing upper internals from a nuclear reactor pressurized vessel

#43

20150348659

2015-12-03

Water jet peening apparatus and water jet peening method

#44

20150340108

2015-11-26

Water jet peening device

#45

20150340107

2015-11-26

Boiling water reactor core shroud head bolt retainer tool

#46

20150332796

2015-11-19

Nuclear reactor equipment transfer apparatus

#47

20150332794

2015-11-19

Transportable monitoring system

#48

20150287484

2015-10-08

Method for refueling a nuclear reactor having an instrumentation penetration flange

#49

20150013414

2015-01-15

WJP execution method for reactor vessel lid and jigs

#50

20140355729

2014-12-04

Nuclear plant manipulator system

#51

20140321937

2014-10-30

Jet pump and bolt fixing device of jet pump beam

#52

20140198890

2014-07-17

Apparatus and method for removing the upper internals from a nuclear reactor pressurized vessel

#53

20140185728

2014-07-03

Systems and methods for disposing of one or more radioactive components from nuclear reactors of nuclear plants

#54

20140126681

2014-05-08

Support pin replacing apparatus for control rod cluster guide tube

#55

20140098924

2014-04-10

Apparatus and method to control sensor position in limited access areas within a nuclear reactor

#56

20130336439

2013-12-19

NEUTRON FLUX DETECTOR GUIDING APPARATUS

#57

20130336436

2013-12-19

Method of producing isotopes in a nuclear reactor with an irradiation target retention system

#58

20130315361

2013-11-28

SYSTEMS AND METHODS FOR PROCESSING IRRADIATION TARGETS THROUGH MULTIPLE INSTRUMENTATION TUBES IN A NUCLEAR REACTOR

#59

20130301779

2013-11-14

Small modular reactor refueling sequence

#60

20130294565

2013-11-07

Method of refueling a nuclear reactor

#61

20130287160

2013-10-31

Riser transition element for compact nuclear reactor

#62

20130272467

2013-10-17

Incore instrumentation cable routing and support element for pressurized water reactor

#63

20130259182

2013-10-03

TRAVELING REACTOR POWER MONITORING SYSTEM AND METHOD FOR CONTROLING RETRACTING A TRAVELING PROBE

#64

20130205575

2013-08-15

Fastening and loosening device for stud bolts and nuts of a reactor vessel

#65

20130185932

2013-07-25

Fastening and loosening device

#66

20130125363

2013-05-23

Method of replacing shroud of boiling water nuclear reactor, and associated apparatus

#67

20130036589

2013-02-14

Boiling water reactor core shroud head bolt retainer tool

#68

20120224663

2012-09-06

NUCLEAR STEAM GENERATOR SUPPORT AND ALIGNMENT STRUCTURE

#69

20120213320

2012-08-23

DEVICE FOR ASSISTING IN THE UNDERWATER EXTRACTION OR INSERTION OF AN ELONGATE ELEMENT DISPOSED IN A PIPE, AND METHOD FOR ASSISTING IN THE EXTRACTION OR INSERTION OF ONE SUCH ELEMENT

#70