ClassID:

200268

G21C17/0225 - CPC Classification

Classification description:

Monitoring; Testing Maintaining; Devices or arrangements for monitoring coolant or moderator for monitoring liquid coolants or moderators Chemical surface treatment, e.g. corrosion

Recent Application in this class:
#1
20260135007
2026-05-14

A METHOD OF ADJUSTING OXOACIDITY

#2
20240312652
2024-09-19

METHOD FOR TREATING A METAL PART OF A PRIMARY CIRCUIT OF A WATER-COOLED NUCLEAR REACTOR

#3
20220254530
2022-08-11

Hydrogenation system for a pressurized water reactor

#4
20210323085
2021-10-21

Corrosion and Wear Resistant Overlay, Method for Forming Corrosion and Wear Resistant Overlay, and Corrosion and Wear Resistant Valve

#5
20210272711
2021-09-02

Method for identifying the unit causing a raw water leak in a condenser of a thermal power plant

#6
20210225544
2021-07-22

Method of decontaminating a metal surface in a nuclear power plant

#7
20210225536
2021-07-22

Method of Corrosion Rate Control of Nuclear Power Plant Process Circuit Equipment

#8
20210098142
2021-04-01

Predictive model construction and prediction method for radioactive metal corrosion concentration in nuclear reactor water

#9
20200312471
2020-10-01

Corrosion Mitigation Method for Carbon Steel Pipe

#10
20200105424
2020-04-02

Molten salt reactor with molten moderator salt and redox-element

#11
20200055758
2020-02-20

Method for Relieving Corrosive Environment of Boiling Water Reactor, Nuclear Power Plant, and Method for Injecting Noble Metal Which is Carried Out in Nuclear Power Plant

#12
20200027614
2020-01-23

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

#13
20190080806
2019-03-14

Nuclear reactor having a layer protecting the surface of zirconium alloys

#14
20190035511
2019-01-31

METHOD OF REPAIRING FUEL ASSEMBLY, METHOD OF PRODUCING FUEL ASSEMBLY, AND FUEL ASSEMBLY

#15
20180322969
2018-11-08

Nuclear power plant and method for operating a nuclear power plant

#16
20180286526
2018-10-04

Suppression of radionuclide deposition on nuclear power plant components

#17
20180286525
2018-10-04

CONTROL OF CORROSION BY MOLTEN SALTS

#18
20180056628
2018-03-01

Corrosion and wear resistant coating on zirconium alloy cladding

#19
20180053573
2018-02-22

Insulated solution injector, system including the same, and method of injecting using the same

#20
20180033506
2018-02-01

Method of decontaminating metal surfaces in a cooling system of a nuclear reactor

#21
20170345519
2017-11-30

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

#22
20170309353
2017-10-26

Method and control system for gas injection into coolant and nuclear reactor plant

#23
20170287573
2017-10-05

Method for relieving corrosive environment of boiling water reactor, nuclear power plant, and method for injecting noble metal which is carried out in nuclear power plant

#24
20170236604
2017-08-17

Platinum oxide colloidal solution, manufacturing method therefor, manufacture apparatus thereof, and method of injection noble metal of boiling water nuclear power plant

#25
20170148534
2017-05-25

Rotary device for nuclear power facility

#26
20170125131
2017-05-04

Insulated solution injector including an insulating liner, system including the same, and method of injecting using the same

#27
20170084355
2017-03-23

Chemical optimisation in a molten salt reactor

#28
20170043555
2017-02-16

Corrosion and wear resistant coating on zirconium alloy cladding

#29
20170018319
2017-01-19

Method for inner-contour passivation of steel surfaces of nuclear reactor

#30
20160372219
2016-12-22

Chemical solution injection system and chemical solution injection method

#31
20160358680
2016-12-08

Control rod device mechanism inner diameter annulus ultra high pressure cavitation peening

#32
20160232990
2016-08-11

Method for the in situ passivation of the steel surfaces of a nuclear reactor

#33
20160196889
2016-07-07

Method for reducing the radioactive contamination of the surface of a component used in a nuclear reactor

#34
20160194763
2016-07-07

Reactor internal structure and method of manufacturing the same

#35
20160035442
2016-02-04

Chemical process for primary system material passivation during hot functional testing of nuclear power plants

#36
20150318063
2015-11-05

Systems and methods for reducing surface deposition and contamination

#37
20150243387
2015-08-27

Photocatalyst injection method and photocatalyst injection system

#38
20150085967
2015-03-26

Radiation source reducing system and method for nuclear power plant

#39
20150085966
2015-03-26

METHOD OF REFORMING METAL SURFACE OF COOLING OR CIRCULATING SYSTEM OF NUCLEAR OR THERMAL POWER PLANT

#40
20140334592
2014-11-13

Fuel rod assembly and method for mitigating the radiation-enhanced corrosion of a zirconium-based component

#41
20140242299
2014-08-28

Corrosion inhibitor injecting method

#42
20140211903
2014-07-31

Method of operating a power generator based on noble metal induced oxidation of a heat transfer surface

#43
20140183356
2014-07-03

Integrated method to analyze crystals in deposits

#44
20140175186
2014-06-26

Insulated solution injector, system including the same, and method of injecting using the same

#45
20140153685
2014-06-05

System and method for annealing nuclear fission reactor materials

#46
20140102482
2014-04-17

Method for cleaning and conditioning the water-steam circuit of a power plant, especially of a nuclear power plant

#47
20140102481
2014-04-17

Method for conditioning a power-generating circulatory system of a power plant

#48
20140037037
2014-02-06

Method of depositing noble metal on structure member of nuclear plant

#49
20140010339
2014-01-09

Apparatus and method for limiting and analyzing stress corrosion cracking in pressurized water reactors

#50
20130272476
2013-10-17

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

#51
20130170602
2013-07-04

Method and apparatus for a high-temperature deposition solution injector

#52
20130149552
2013-06-13

Dilution control in hardfacing severe service components

#53
20120305593
2012-12-06

Pipe-passivating alkali-injecting device for a nuclear plant

#54
20120288050
2012-11-15

Process for adding an organic compound to coolant water in a pressurized water reactor

#55
20120263269
2012-10-18

Method of reducing corrosion of nuclear reactor structural material

#56
20120128886
2012-05-24

Nuclear power plant, method of forming corrosion-resistant coating therefor, and method of operating nuclear power plant

#57
20120128111
2012-05-24

Nuclear power plant, method of forming corrosion-resistant coating therefor, and method of operating nuclear power plant

#58
20120064242
2012-03-15

Method for monitoring corrosion protection in power plant

#59
20120039429
2012-02-16

Plant operation method and plant operation system

#60
20110291052
2011-12-01

Apparatus and method for supplying amine using thermal decomposition

#61
20110256036
2011-10-20

REACTOR INTERNAL STRUCTURE AND METHOD OF MANUFACTURING THE SAME

#62
20110243293
2011-10-06

Systems and Methods for Servicing a Fuel Assembly in a Light Water Reactor

#63
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

#64
20110176649
2011-07-21

Suppression method of radionuclide deposition on reactor component of nuclear power plant

#65
20110122986
2011-05-26

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

#66
20110075785
2011-03-31

Method of operating nuclear plant

#67
20110030850
2011-02-10

Suppression method for corrosion of carbon steel member

#68
20100329410
2010-12-30

Basket and pH adjusting device

#69
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

#70
20100246746
2010-09-30

Process for adding an organic compound to coolant water in a pressurized water reactor

#71
20100232560
2010-09-16

PH adjusting system and PH adjusting method

#72
20100226830
2010-09-09

pH adjusting apparatus

#73
20100135450
2010-06-03

Crystal habit modifiers for nuclear power water chemistry control of fuel deposits and steam generator crud

#74
20100091934
2010-04-15

Fuel rod assembly and method for mitigating the radiation-enhanced corrosion of a zirconium-based component

#75
20100080335
2010-04-01

Boiling water reactor nuclear power plant with alcohol injection

#76
20100065164
2010-03-18

System and method for annealing nuclear fission reactor materials

#77
20100027731
2010-02-04

BWR START UP CORROSION PROTECTION

#78
20100014624
2010-01-21

Nuclear reactor components including material layers to reduce enhanced corrosion on zirconium alloys used in fuel assemblies and methods thereof

#79
20090316852
2009-12-24

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

#80
20090225928
2009-09-10

Method of stress corrosion cracking mitigating for nuclear power plant structural materials

#81
20090190712
2009-07-30

Method of stress corrosion cracking mitigation for nuclear power plant structural materials

#82
20090185653
2009-07-23

Suppression method of radionuclide deposition on reactor component of nuclear power plant and ferrite film formation apparatus

#83
20090154636
2009-06-18

Chemical injection system and chemical delivery process/method of injecting into an operating power reactor

#84
20090141849
2009-06-04

Suppression method of radionuclide deposition on reactor component of nuclear power plant and ferrite film formation apparatus

#85
20090086878
2009-04-02

Boiling water reactor nuclear power plant with alcohol injection

#86
20090010377
2009-01-08

INHIBITOR OF CORROSION AND STRESS CORROSION CRACKING CONTAINING NICKEL BORIDE (NiB) IN THE SECONDARY SIDE OF STEAM GENERATOR TUBES IN A NUCLEAR POWER PLANT AND INHIBITING METHOD USING THE SAME

#87
20090003509
2009-01-01

Suppression Method of Radionuclide Deposition on Reactor Component of Nuclear Power Plant and Ferrite Film Formation Apparatus

#88
20080292042
2008-11-27

Method of stress corrosion cracking mitigation for nuclear power plant structural materials

#89
20080149028
2008-06-26

Suppression method of radionuclide deposition on reactor component of nuclear power plant and ferrite film formation apparatus

#90
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

#91
20070263761
2007-11-15

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

#92
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

#93
20060215804
2006-09-28

Inhibitor of corrosion and stress corrosion cracking containing nickel boride (NiB) in the secondary side of steam generator tubes in a nuclear power plant and inhibiting method using the same

#94
20060193425
2006-08-31

Apparatus and method for limiting and analyzing stress corrosion cracking in pressurized water reactors

#95
20060146975
2006-07-06

Nuclear power plant, method of forming corrosion-resistant coating therefor, and method of operating nuclear power plant

#96
20060067455
2006-03-30

Suppression method of radionuclide deposition on reactor component of nuclear power plant and ferrite film formation apparatus

#97
20060050833
2006-03-09

Reactor structural member and method of suppressing corrosion of the same

#98
20060045232
2006-03-02

Non shadow forming spacers and hardware for a BWR fuel assembly

#99
20050135542
2005-06-23

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

#100
20050018805
2005-01-27

Method of stress corrosion cracking mitigation for nuclear power plant structural materials