ClassID:

200219

G21C13/036 - CPC Classification

Classification description:

Pressure vessels; Containment vessels; Containment in general; Details; Joints between tubes and vessel walls, e.g. taking into account thermal stresses the tube passing through the vessel wall, i.e. continuing on both sides of the wall

Recent Application in this class:
#1
20240355490
2024-10-24

ANTI-ROTATION ARRANGEMENTS FOR THERMAL SLEEVES

#2
20230170103
2023-06-01

Method and device for replacing sleeves lining nuclear reactor pressure vessel tubes

#3
20230074289
2023-03-09

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

#4
20220375633
2022-11-24

NUCLEAR REACTOR HEAD, NUCLEAR REACTOR COMPRISING SUCH A NUCLEAR REACTOR HEAD AND METHOD OF MAINTAINING A NUCLEAR REACTOR

#5
20220254529
2022-08-11

Lower end replacement of a sleeve that lines a CRDM nozzle in a nuclear reactor

#6
20220139580
2022-05-05

Anti-rotation arrangement for thermal sleeves

#7
20220065375
2022-03-03

STABILIZER ELEMENT FOR A PIPE CONNECTION

#8
20220005616
2022-01-06

Method for installing extension tube in a nuclear reactor

#9
20210366624
2021-11-25

Nuclear reactor, guide tube support, and corresponding maintenance method

#10
20210287815
2021-09-16

Valve assembly with isolation valve vessel

#11
20210249148
2021-08-12

Electrical penetration assembly, manufacturing method thereof, and electrical penetration device

#12
20210210234
2021-07-08

Vessel electrical penetration assembly for a nuclear reactor

#13
20210158980
2021-05-27

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

#14
20210134471
2021-05-06

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

#15
20210125739
2021-04-29

Method and device for replacing sleeves lining nuclear reactor pressure vessel tubes

#16
20200373030
2020-11-26

NUCLEAR FUEL ASSEMBLY TOP NOZZLE HAVING IN-CORE INSTRUMENT INSERTION STRUCTURE USING UPPER CORE PLATE GUIDE PIN

#17
20190341158
2019-11-07

Vessel electrical penetration assembly for a nuclear reactor

#18
20190304612
2019-10-03

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

#19
20190277718
2019-09-12

Method for producing a pressure transmitter system

#20
20190259504
2019-08-22

Pressure vessel

#21
20190226049
2019-07-25

Method of peening an obstructed region of a metal assembly

#22
20190074608
2019-03-07

Electrical connection of elements inside the chamber of a nuclear fusion reactor to the reactor vessel

#23
20180197644
2018-07-12

Electrical penetrator assembly

#24
20180190397
2018-07-05

Containment seal

#25
20180190396
2018-07-05

Electrical penetration assembly for a nuclear reactor vessel

#26
20180151263
2018-05-31

Pressure boundary bolted anti-ejection device

#27
20180047468
2018-02-15

Nozzle seal structure

#28
20170372805
2017-12-28

Containment internal passive heat removal system

#29
20170337994
2017-11-23

Valve assembly with isolation valve vessel

#30
20170229198
2017-08-10

Nuclear fuel assembly top nozzle having in-core instrument insertion structure using an upper core plate hollow guide pin

#31
20170227717
2017-08-10

Optical fiber penetration

#32
20170213607
2017-07-27

Sealing mechanism for a nuclear reactor vessel cable penetration tube

#33
20170062081
2017-03-02

Sealed cable inlet through an external and an internal wall of a containment shell of a nuclear power station

#34
20170053718
2017-02-23

CLOSED VESSEL HAVING A MID-WALL REPAIR

#35
20170053717
2017-02-23

METHOD OF PROVIDING AND EVALUATING A MID-WALL REPAIR

#36
20160290533
2016-10-06

Capillary connection through wall penetration

#37
20160232996
2016-08-11

Steam generator with inclined tube sheet

#38
20160141057
2016-05-19

Excavation and weld repair methodology for pressurized water reactor piping and vessel nozzles

#39
20160055932
2016-02-25

GTMS connector for oil and gas market

#40
20160019988
2016-01-21

Containment for a water cooled and moderated nuclear reactor

#41
20150364224
2015-12-17

Installation device of reactor repair device and method

#42
20150348658
2015-12-03

Nuclear reactor nozzle repair method

#43
20150325319
2015-11-12

Nuclear reactor nozzle repair method

#44
20150146838
2015-05-28

Nuclear reactor having plate or micro-channel heat exchangers integrated in the vessel

#45
20150083487
2015-03-26

GTMS connector for oil and gas market

#46
20150048059
2015-02-19

Laser welding apparatus, preventive maintenance method for reactor internal of nuclear power plant, and laser cutting apparatus

#47
20140231133
2014-08-21

Fault-proof feed-through device

#48
20140211902
2014-07-31

Inspection apparatus for penetration pipe of nuclear reactor head

#49
20140123456
2014-05-08

Nuclear reactor bottom-mounted instrumentation nozzle repair method

#50
20140064431
2014-03-06

Nozzle repairing method and nuclear reactor vessel

#51
20130336438
2013-12-19

SECURING DEVICE FOR A CONTROL ROD IN A NUCLEAR PLANT

#52
20130301777
2013-11-14

Electrical feedthroughs for nuclear reactor

#53
20130294567
2013-11-07

Valve assembly with isolation valve vessel

#54
20130287157
2013-10-31

Instrumentation and control penetration flange for pressurized water reactor

#55
20130272467
2013-10-17

Incore instrumentation cable routing and support element for pressurized water reactor

#56
20130070884
2013-03-21

Maintenance/repair device for reactor internal structure

#57
20120321029
2012-12-20

Electrical penetration arrangement for the connection of electrical devices in containment structures

#58
20120175352
2012-07-12

NOZZLE WELDING METHOD, NOZZLE PORTION REPAIR METHOD, AND NOZZLE WELDED STRUCTURE

#59
20110274229
2011-11-10

Reactor bottom repairing method

#60
20110235770
2011-09-29

Core spray sparger T-box clamp assemblies and methods of using thereof

#61
20110219609
2011-09-15

Under vessel local power range monitor exchange tool

#62
20110194663
2011-08-11

Nozzle mounting structure

#63
20100290576
2010-11-18

Boiling water reactor

#64
20100284507
2010-11-11

Nuclear reactor

#65
20100220829
2010-09-02

Control rod guide tube and method for providing coolant to a nuclear reactor fuel assembly

#66
20090316851
2009-12-24

Passage selector of reactor in-core nuclear-measuring apparatus

#67
20090135985
2009-05-28

Maintenance and repair device for structure inside nuclear reactor

#68
20090072530
2009-03-19

Pipe clamp

#69
20080279326
2008-11-13

Nuclear reactor downcomer flow deflector

#70
20080163472
2008-07-10

Method of repairing a nuclear reactor vessel bottom head penetration

#71
20080152068
2008-06-26

Control rod guide tube and method for providing coolant to a nuclear reactor fuel assembly

#72
20080008287
2008-01-10

Method of providing and evaluating a mid-wall repair

#73
20070066109
2007-03-22

Electrical hermetic penetrant structure of average voltage

#74
20070039752
2007-02-22

Electrical hermetic penetrant structure of low voltage

#75
20060078080
2006-04-13

Small diameter bore pressure vessel penetration modification

#76
20050220250
2005-10-06

Pad-around-nozzle welding technique

#77
20050220249
2005-10-06

Method of securing a tube in a bore through a spherical wall, and a device for depositing welding material in a facing

#78
20050205527
2005-09-22

Method and a device for depositing a welding material in an annular facing machined in a spherical wall

#79
20050190877
2005-09-01

Method for repairing or preventing damage to a bushing

#80
20050135537
2005-06-23

Pressure vessel

#81
20050117684
2005-06-02

Reactor head with integral nozzles

#82
20050084056
2005-04-21

Reactor head with integral nozzles