Maintenance shortcomings (Servicing)

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G21Y2002/40

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GPHYSICS G21Nuclear engineering G21YINDEXING SCHEME RELATING TO NUCLEAR REACTORS, POWER PLANTS AND EXPLOSIVES, TO PROTECTION AGAINST RADIATION, TO THE TREATMENT OF RADIOACTIVELY CONTAMINATED MATERIAL, TO APPLICATIONS OF RADIOACTIVE SOURCES AND TO THE UTILISATION OF COSMIC RADIATION G21Y2002/00PROBLEM

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G21Y2002/40Maintenance shortcomings (Servicing)

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Patents Grantslast 30 patents

Information Patent Grant
Spent fuel transfer device for transferring spent fuel between stor...
- Patent number 10,062,461
- Issue date Aug 28, 2018
- KEPCO Engineering & Construction Company, Inc.
- Kwang Jeok Ko
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Nuclear instrumentation system high voltage power supply
- Patent number 9,998,025
- Issue date Jun 12, 2018
- Westinghouse Electric Company LLC
- Shawn C. Stafford
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Combination of top nozzle and guide thimble for nuclear fuel assembly
- Patent number 9,916,907
- Issue date Mar 13, 2018
- Kepco Nuclear Fuel Co., Ltd.
- Nam-Gyu Park
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Space saver flanged joint for a nuclear reactor vessel
- Patent number 9,892,806
- Issue date Feb 13, 2018
- SMR INVENTEC, LLC
- Krishna P. Singh
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Hydraulic control unit and method of shutting down a nuclear reacto...
- Patent number 9,881,702
- Issue date Jan 30, 2018
- GE-Hitachi Nuclear Energy Americas LLC
- Kenneth Allan Morgan
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Apparatus and method to inspect nuclear reactor components in the c...
- Patent number 9,748,005
- Issue date Aug 29, 2017
- Westinghouse Electric Company LLC
- Jonathan K. Delaune
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Method of providing and evaluating a mid-wall repair
- Patent number 9,281,085
- Issue date Mar 8, 2016
- AZZ WSI LLC
- Peter Charles Riccardella
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Bolt fixing device of jet pump beam
- Patent number 9,076,560
- Issue date Jul 7, 2015
- Kabushiki Kaisha Toshiba
- Hajime Mori
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus for an expanding split bushing pipe plug assembly
- Patent number 8,989,337
- Issue date Mar 24, 2015
- GE-Hitachi Nuclear Energy Americas LLC
- Robin D. Sprague
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pressuriser for a pressurised water nuclear power plant
- Patent number 8,934,600
- Issue date Jan 13, 2015
- AREVA NP
- Sébastien Michel Marie Petit-Jean
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Maintenance/repair device for reactor internal structure
- Patent number 8,913,708
- Issue date Dec 16, 2014
- Kabushiki Kaisha Toshiba
- Yoshiaki Ono
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of segmenting irradiated boiling water reactor control rod b...
- Patent number 8,857,027
- Issue date Oct 14, 2014
- Westinghouse Electric Company LLC
- Peter F. Davin
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Preventive maintenance/repair device and preventive mainenance/repa...
- Patent number 8,848,857
- Issue date Sep 30, 2014
- Kabushiki Kaisha Toshiba
- Yutaka Togasawa
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Nuclear reactor, in particular pool-type nuclear reactor, with new-...
- Patent number 8,817,942
- Issue date Aug 26, 2014
- Del Nova Vis S.r.l.
- Luciano Cinotti
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Compression sleeves usable in nuclear reactors
- Patent number 8,724,766
- Issue date May 13, 2014
- General Electric Company
- Grant C. Jensen
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Jet pump diffuser weld repair device and method
- Patent number 8,701,258
- Issue date Apr 22, 2014
- General Electric Company
- Barry H. Koepke
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for repairing riser pipe elbow weld in boiling water nucl...
- Patent number 8,666,017
- Issue date Mar 4, 2014
- GE-Hitachi Nuclear Energy Americas LLC
- Grant Clark Jensen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Long-term storage site for radioactive materials
- Patent number 8,657,549
- Issue date Feb 25, 2014
- Transnuclear, Inc.
- Robert L. Grubb
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Nuclear fuel assembly for boiling water reactor
- Patent number 8,644,444
- Issue date Feb 4, 2014
- AREVA NP
- Matthias Dietrich
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Storage container for spent nuclear fuel with improved closing
- Patent number 8,642,829
- Issue date Feb 4, 2014
- Commissariat a l'Energie Atomique et Aux Energies Alternatives
- Jean-Claude Argoud
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Powered operation device for a glove box and glove box equipped wit...
- Patent number 8,615,843
- Issue date Dec 31, 2013
- STMI - Societe des Techniques en Milieu Ionisant
- Xavier Ladet
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Apparatus for ultrasonic inspection of reactor pressure vessel
- Patent number 8,619,939
- Issue date Dec 31, 2013
- Hitachi-GE Nuclear Energy, Ltd.
- Motoyuki Nakamura
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Modular reactor head area assembly
- Patent number 8,599,989
- Issue date Dec 3, 2013
- Korea Power Engineering Company, Inc.
- Tae-Kyo Kang
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Apparatus for ultrasonic inspection of reactor pressure vessel
- Patent number 8,576,974
- Issue date Nov 5, 2013
- Hitachi-GE Nuclear Energy, Ltd.
- Motoyuki Nakamura
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Fuel element for a light water reactor, and method for repairing th...
- Patent number 8,571,168
- Issue date Oct 29, 2013
- Areva GmbH
- Franz Josef Fraundorfer
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Refueling apparatus for sodium-cooled fast reactor and method for t...
- Patent number 8,542,791
- Issue date Sep 24, 2013
- Korea Atomic Energy Research Institute
- Young-Sang Joo
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Fuel transfer system
- Patent number 8,526,565
- Issue date Sep 3, 2013
- MHE Technologies, Inc.
- Steven K. Waisanen
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Upper internals arrangement for a pressurized water reactor
- Patent number 8,483,347
- Issue date Jul 9, 2013
- Westinghouse Electric Company LLC
- Norman R. Singleton
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method for aligning and handling fuel rods within a nuclear fuel bu...
- Patent number 8,428,214
- Issue date Apr 23, 2013
- General Electric Company
- David P. Ketcham
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Device for transporting an object in a cell
- Patent number 8,408,140
- Issue date Apr 2, 2013
- Commissariat a l'Energie Atomique et Aux Energies Alternatives
- Herve Vialle
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR REMOVING PARTICULATES OF A FISSILE MATERIAL
- Publication number 20190232208
- Publication date Aug 1, 2019
- Global Nuclear Fuel - Americas, LLC
- Lon E. PAULSON
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
PASSIVE ALERTING AND LOCATING SYSTEM
- Publication number 20190120997
- Publication date Apr 25, 2019
- Alert R&D, LLC
- Roland R.V. Benke
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
RECTANGULAR NUCLEAR REACTOR CORE
- Publication number 20180350474
- Publication date Dec 6, 2018
- Ian Richard SCOTT
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
BOLT INSTALLATION AND TENSIONING SYSTEM
- Publication number 20180190402
- Publication date Jul 5, 2018
- NuScale Power, LLC
- Steven W. Shaw
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
Device for Cleaning the Cover Flange of the Reactor Vessel in a Nuc...
- Publication number 20180158557
- Publication date Jun 7, 2018
- INGENIERÍA Y MARKETING, S.A.
- Jesús Lacalle Bayo
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
NUCLEAR STEAM SUPPLY SYSTEM
- Publication number 20180144838
- Publication date May 24, 2018
- SMR Inventec, LLC
- Krishna P. SINGH
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
INCORE NUCLEAR INSTRUMENTATION SYSTEM
- Publication number 20180122520
- Publication date May 3, 2018
- MITSUBISHI ELECTRIC CORPORATION
- Toshihide AIBA
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
EXAMINATION AND TEST SYSTEM FOR NUCLEAR-GRADE CONTROL VALVE
- Publication number 20180090235
- Publication date Mar 29, 2018
- Institute of Nuclear Energy Research, Atomic Energy Council, Executive Yuan,...
- HSUEH-CHAO KO
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
APPARATUS AND SYSTEM FOR SIMULATING MAINTENANCE OF REACTOR CORE PRO...
- Publication number 20180019029
- Publication date Jan 18, 2018
- Doosan Heavy Industries & Construction Co., Ltd.
- Changhun KANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SELF-ALIGNING NEUTRON ABSORBING APPARATUS FOR REACTIVITY MITIGATION...
- Publication number 20170372806
- Publication date Dec 28, 2017
- Holtec International
- Krishna P. Singh
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
HEAT EXCHANGER AND NUCLEAR POWER PLANT COMPRISING SAME
- Publication number 20170309354
- Publication date Oct 26, 2017
- Korea Atomic Energy Research Institute
- Young In KIM
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
ASSEMBLY FOR ACTING ON THE OUTER SURFACE OF A TUBE, AND CORRESPONDI...
- Publication number 20170278587
- Publication date Sep 28, 2017
- AREVA NP
- Emmanuel FUTIN
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
IN-CORE INSTRUMENTATION
- Publication number 20170213608
- Publication date Jul 27, 2017
- NuScale Power, LLC
- Michael KELLER
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
POSITIONING AND INSPECTION APPARATUSES FOR USE IN NUCLEAR REACTORS
- Publication number 20170140844
- Publication date May 18, 2017
- GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
- Colin F. Kelemen
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
SPENT FUEL TRANSFER DEVICE FOR TRANSFERRING SPENT FUEL BETWEEN STOR...
- Publication number 20170110208
- Publication date Apr 20, 2017
- KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
- Kwang Jeok KO
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
CLOSED VESSEL HAVING A MID-WALL REPAIR
- Publication number 20170053718
- Publication date Feb 23, 2017
- AZZ WSI LLC
- PETER CHARLES RICCARDELLA
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
METHOD OF PROVIDING AND EVALUATING A MID-WALL REPAIR
- Publication number 20170053717
- Publication date Feb 23, 2017
- AZZ WSI LLC
- PETER CHARLES RICCARDELLA
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
HYDRAULIC CONTROL UNIT AND METHOD OF SHUTTING DOWN A NUCLEAR REACTO...
- Publication number 20160358676
- Publication date Dec 8, 2016
- GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
- Kenneth Allan MORGAN
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
COMBINATION OF TOP NOZZLE AND GUIDE THIMBLE FOR NUCLEAR FUEL ASSEMBLY
- Publication number 20160300629
- Publication date Oct 13, 2016
- KEPCO NUCLEAR FUEL CO., LTD.
- Nam-Gyu PARK
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
APPARATUS AND METHOD TO INSPECT NUCLEAR REACTOR COMPONENTS IN THE C...
- Publication number 20160247586
- Publication date Aug 25, 2016
- Westinghouse Electric Company LLC
- JONATHAN K. DELAUNE
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
STRUCTURE OF TOP NOZZLE FOR NUCLEAR FUEL ASSEMBLY
- Publication number 20160232992
- Publication date Aug 11, 2016
- KEPCO NUCLEAR FUEL CO., LTD.
- Nam-Gyu PARK
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
SPACE SAVER FLANGED JOINT FOR A NUCLEAR REACTOR VESSEL
- Publication number 20150085965
- Publication date Mar 26, 2015
- SMR Inventec, LLC
- Krishna P. Singh
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
APPARATUS AND METHOD TO INSPECT NUCLEAR REACTOR COMPONENTS IN THE C...
- Publication number 20140270038
- Publication date Sep 18, 2014
- Westinghouse Electric Company LLC
- JONATHAN K. DELAUNE
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
PREVENTIVE MAINTENANCE/REPAIR DEVICE AND PREVENTIVE MAINENANCE/REPA...
- Publication number 20130170597
- Publication date Jul 4, 2013
- Kabushiki Kaisha Toshiba
- Yutaka Togasawa
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
METHOD OF SEGMENTING IRRADIATED BOILING WATER REACTOR CONTROL ROD B...
- Publication number 20130074302
- Publication date Mar 28, 2013
- Westinghouse Electric Company LLC
- PETER F. DAVIN
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
MAINTENANCE AND REPAIR DEVICE FOR STRUCTURE INSIDE NUCLEAR REACTOR
- Publication number 20130070884
- Publication date Mar 21, 2013
- Yoshiaki ONO
- C21 - METALLURGY OF IRON
Information Patent Application
JET PUMP DIFFUSER WELD REPAIR DEVICE AND METHOD
- Publication number 20130061441
- Publication date Mar 14, 2013
- GENERAL ELECTRIC COMPANY
- Barry H. Koepke
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
BOLT FIXING DEVICE OF JET PUMP BEAM
- Publication number 20120307958
- Publication date Dec 6, 2012
- Kabushiki Kaisha Toshiba
- Hajime MORI
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
METHOD AND APPARATUS FOR AN EXPANDING SPLIT BUSHING PIPE PLUG ASSEMBLY
- Publication number 20120155599
- Publication date Jun 21, 2012
- GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
- Robin D. Sprague
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
STORAGE CONTAINER FOR SPENT NUCLEAR FUEL WITH IMPROVED CLOSING
- Publication number 20120067005
- Publication date Mar 22, 2012
- COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENE. ALT.
- Jean-Claude Argoud
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Maintenance shortcomings (Servicing)

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Spent fuel transfer device for transferring spent fuel between stor...

Nuclear instrumentation system high voltage power supply

Combination of top nozzle and guide thimble for nuclear fuel assembly

Space saver flanged joint for a nuclear reactor vessel

Hydraulic control unit and method of shutting down a nuclear reacto...

Apparatus and method to inspect nuclear reactor components in the c...

Method of providing and evaluating a mid-wall repair

Bolt fixing device of jet pump beam

Method and apparatus for an expanding split bushing pipe plug assembly

Pressuriser for a pressurised water nuclear power plant

Maintenance/repair device for reactor internal structure

Method of segmenting irradiated boiling water reactor control rod b...

Preventive maintenance/repair device and preventive mainenance/repa...

Nuclear reactor, in particular pool-type nuclear reactor, with new-...

Compression sleeves usable in nuclear reactors

Jet pump diffuser weld repair device and method

Apparatus for repairing riser pipe elbow weld in boiling water nucl...

Long-term storage site for radioactive materials

Nuclear fuel assembly for boiling water reactor

Storage container for spent nuclear fuel with improved closing

Powered operation device for a glove box and glove box equipped wit...

Apparatus for ultrasonic inspection of reactor pressure vessel

Modular reactor head area assembly

Apparatus for ultrasonic inspection of reactor pressure vessel

Fuel element for a light water reactor, and method for repairing th...

Refueling apparatus for sodium-cooled fast reactor and method for t...

Fuel transfer system

Upper internals arrangement for a pressurized water reactor

Method for aligning and handling fuel rods within a nuclear fuel bu...

Device for transporting an object in a cell

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR REMOVING PARTICULATES OF A FISSILE MATERIAL

PASSIVE ALERTING AND LOCATING SYSTEM

RECTANGULAR NUCLEAR REACTOR CORE

BOLT INSTALLATION AND TENSIONING SYSTEM

Device for Cleaning the Cover Flange of the Reactor Vessel in a Nuc...

NUCLEAR STEAM SUPPLY SYSTEM

INCORE NUCLEAR INSTRUMENTATION SYSTEM

EXAMINATION AND TEST SYSTEM FOR NUCLEAR-GRADE CONTROL VALVE

APPARATUS AND SYSTEM FOR SIMULATING MAINTENANCE OF REACTOR CORE PRO...

SELF-ALIGNING NEUTRON ABSORBING APPARATUS FOR REACTIVITY MITIGATION...

HEAT EXCHANGER AND NUCLEAR POWER PLANT COMPRISING SAME

ASSEMBLY FOR ACTING ON THE OUTER SURFACE OF A TUBE, AND CORRESPONDI...

IN-CORE INSTRUMENTATION

POSITIONING AND INSPECTION APPARATUSES FOR USE IN NUCLEAR REACTORS

SPENT FUEL TRANSFER DEVICE FOR TRANSFERRING SPENT FUEL BETWEEN STOR...

CLOSED VESSEL HAVING A MID-WALL REPAIR

METHOD OF PROVIDING AND EVALUATING A MID-WALL REPAIR

HYDRAULIC CONTROL UNIT AND METHOD OF SHUTTING DOWN A NUCLEAR REACTO...

COMBINATION OF TOP NOZZLE AND GUIDE THIMBLE FOR NUCLEAR FUEL ASSEMBLY

APPARATUS AND METHOD TO INSPECT NUCLEAR REACTOR COMPONENTS IN THE C...

STRUCTURE OF TOP NOZZLE FOR NUCLEAR FUEL ASSEMBLY

SPACE SAVER FLANGED JOINT FOR A NUCLEAR REACTOR VESSEL

APPARATUS AND METHOD TO INSPECT NUCLEAR REACTOR COMPONENTS IN THE C...

PREVENTIVE MAINTENANCE/REPAIR DEVICE AND PREVENTIVE MAINENANCE/REPA...

METHOD OF SEGMENTING IRRADIATED BOILING WATER REACTOR CONTROL ROD B...

MAINTENANCE AND REPAIR DEVICE FOR STRUCTURE INSIDE NUCLEAR REACTOR

JET PUMP DIFFUSER WELD REPAIR DEVICE AND METHOD

BOLT FIXING DEVICE OF JET PUMP BEAM

METHOD AND APPARATUS FOR AN EXPANDING SPLIT BUSHING PIPE PLUG ASSEMBLY

STORAGE CONTAINER FOR SPENT NUCLEAR FUEL WITH IMPROVED CLOSING