G21D 3/06

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Class  G21D : NUCLEAR POWER PLANT


Subclass 3/06: Control of nuclear power plant (control of nuclear reaction G21C 7/00 ) Safety arrangements (emergency protection of reactor G21C 9/00) responsive to faults within the plant (in the reactor G21C 9/02 )

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
11791059 System for continually monitoring the condition of nuclear reactor internalsFeb 24, 21Oct 17, 23Westinghouse Electric Company LLC
11728051 Nuclear reactor protection systems and methodsOct 22, 20Aug 15, 23NuScale Power, LLC; Paragon Energy Solutions, LLC;
11646123 Three-way valve operational to both transfer steam to a decontamination water tank under one accident situation and discharge the steam to atmosphere under a different accident situationDec 17, 18May 09, 23Korea Atomic Energy Research Institute
11527880 Double incoming breaker system for power system of power plantAug 31, 18Dec 13, 22KOREA HYDRO & NUCLEAR POWER CO., LTD
11521757 Inadvertent actuation block valve for a small modular nuclear reactorMar 06, 19Dec 06, 22CURTISS-WRIGHT FLOW CONTROL CORPORATION; NuScale Power, LLC;
11398318 Apparatus and method of evaluating response time of nuclear plant protection systemJun 01, 18Jul 26, 22KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
11270805 Emergency method and system for in-situ disposal and containment of nuclear material at nuclear power facilityOct 29, 18Mar 08, 22Grand Abyss, LLC
11200790 Method for pre-detecting abnormality sign of nuclear power plant device including processor for determining device importance and warning validity, and system thereforAug 29, 17Dec 14, 21KOREA HYDRO & NUCLEAR POWER CO., LTD.
11170906 Passive electrical component for safety system shutdown using Gauss' law of magnetismOct 31, 18Nov 09, 21Hitachi America Ltd.
11145426 Independent process signal control and monitoring system for a nuclear reactor containment vesselApr 13, 17Oct 12, 21Mitsubishi Electric Corporation
11107594 Passive electrical component for safety system shutdown using Gauss' LawOct 31, 18Aug 31, 21Hitachi America Ltd.
11031147 System for setting tolerance limit of correlation by using repetitive cross-validation and method thereofNov 07, 18Jun 08, 21Kepco Nuclear Fuel Co. Ltd.
11017907 Nuclear reactor protection systems and methodsMar 06, 14May 25, 21NuScale Power, LLC; Rock Creek Innovations LLC;
10950358 PWR decay heat removal system in which steam from the pressurizer drives a turbine which drives a pump to inject water into the reactor pressure vesselJul 24, 20Mar 16, 21BWXT mPower, Inc.
10861610 Abnormality diagnosis systemMay 06, 16Dec 08, 20MITSUBISHI HEAVY INDUSTRIES, LTD.
10762995 Shutdown cooling system and nuclear facility having sameOct 05, 15Sep 01, 20Korea Atomic Energy Research Institute
10726960 Nuclear reactor safety systemNov 09, 18Jul 28, 20Rolls-Royce Power Engineering plc
10726961 PWR decay heat removal system in which steam from the pressurizer drives a turbine which drives a pump to inject water into the reactor pressure vesselAug 29, 17Jul 28, 20BWXT mPower, Inc.
10607741 Safety critical systemFeb 01, 16Mar 31, 20Fortum OYJ
10580541 Apparatus and system for simulating maintenance of reactor core protection systemJun 08, 17Mar 03, 20Doosan Heavy Industries Construction Co., Ltd.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2023/0368,934 Method for analyzing severe accident in nuclear reactor based on advanced particle methodJun 26, 23Nov 16, 23Not available
2022/0013,245 POPULATION AND CONTAMINATION ESTIMATION METHOD FOR SEVERE ACCIDENTS IN NUCLEAR POWER PLANTSNov 05, 19Jan 13, 22IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
2020/0395,136 PWR DECAY HEAT REMOVAL SYSTEM IN WHICH STEAM FROM THE PRESSURIZER DRIVES A TURBINE WHICH DRIVES A PUMP TO INJECT WATER INTO THE REACTOR PRESSURE VESSELJul 24, 20Dec 17, 20Not available
2019/0318,837 Method For Characterising One Or More Faults In A SystemDec 14, 17Oct 17, 19Electricite de France; Metroscope;
2019/0189,299 MAIN STREAM FOR REDUCING RELEASE OF RADIOACTIVE MATERIAL TO ATMOSPHERE UNDER SEVERE ACCIDENTDec 17, 18Jun 20, 19Not available
2018/0350,475 APPARATUS AND METHOD OF EVALUATING RESPONSE TIME OF PLANT PROTECTION SYSTEMJun 01, 18Dec 06, 18Not available
2018/0211,734 REACTOR PROTECTION-PROCESSOR-TO-REACTOR-TRIP BREAKER INTERFACE AND METHOD FOR OPERATING THE SAMEMar 26, 18Jul 26, 18Not available
2016/0125,965 Power PlantOct 28, 15May 05, 16HITACHI-GE NUCLEAR ENERGY, LTD.
2015/0364,951 SOLAR NUCLEAR FUSION DEVELOPMENTJan 16, 14Dec 17, 15Not available

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Patents Issued To Date - By Filing Year

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