Membership
Tour
Register
Log in
by varying flow of coolant through the core by adjusting the coolant or moderator temperature
Follow
Industry
CPC
G21C7/32
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
G
PHYSICS
G21
Nuclear engineering
G21C
NUCLEAR REACTORS
G21C7/00
Control of nuclear reaction
Current Industry
G21C7/32
by varying flow of coolant through the core by adjusting the coolant or moderator temperature
Industries
Overview
Organizations
People
Information
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Method for thermal performance monitoring of a nuclear power plant...
Patent number
12,198,822
Issue date
Jan 14, 2025
LANG FAMILY TRUST
Fred Donald Lang
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method and apparatus for real-time learning-based augmented irradia...
Patent number
12,106,865
Issue date
Oct 1, 2024
Oregon State University
Steven R. Reese
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Use of isolation condenser and/or feedwater to limit core flow, cor...
Patent number
11,955,248
Issue date
Apr 9, 2024
GE-Hitachi Nuclear Energy Americas LLC
Charles Lee Heck
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method of heating primary coolant outside of primary coolant loop d...
Patent number
11,901,088
Issue date
Feb 13, 2024
SMR INVENTEC, LLC
Krishna P. Singh
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Nuclear reactor passive reactivity control system
Patent number
11,862,354
Issue date
Jan 2, 2024
Ian Richard Scott
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Fast reactor with primary and backup control rods
Patent number
11,854,709
Issue date
Dec 26, 2023
Hitachi-GE Nuclear Energy, Ltd.
Koji Fujimura
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Nuclear reactor vessel support system
Patent number
11,393,598
Issue date
Jul 19, 2022
SMR INVENTEC, LLC
Krishna P. Singh
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
System for storing radioactive materials
Patent number
11,232,877
Issue date
Jan 25, 2022
INGECID, INVESTIGACIÓN Y DESARROLLO DE PROYECTOS S.L.
Jokin Rico Arenal
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Use of isolation condenser and/or feedwater to limit core flow, cor...
Patent number
11,139,087
Issue date
Oct 5, 2021
GE-Hitachi Nuclear Energy Americas LLC
Charles Lee Heck
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Systems and methods for maintaining cover gas in nuclear reactors
Patent number
11,031,140
Issue date
Jun 8, 2021
GE-Hitachi Nuclear Energy Americas LLC
Brian S. Hunt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Nuclear fission reactor, flow control assembly, methods therefor an...
Patent number
10,839,965
Issue date
Nov 17, 2020
TerraPower, LLC.
Charles E. Ahlfeld
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
In-vessel rod handling systems
Patent number
10,755,822
Issue date
Aug 25, 2020
TerraPower, LLC.
Peter W. Gibbons
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Nuclear reactor system having natural circulation of primary coolant
Patent number
10,726,962
Issue date
Jul 28, 2020
SMR INVENTEC, LLC.
Krishna P. Singh
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Automatic hydropneumatic actuation device
Patent number
10,311,983
Issue date
Jun 4, 2019
TerraPower, LLC.
Jesse R. Cheatham
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Steam generator level control system and method of preventing oscil...
Patent number
10,256,000
Issue date
Apr 9, 2019
KEPCO Engineering & Construction Company, Inc.
In Ho Song
F22 - STEAM GENERATION
Information
Patent Grant
Feedwater temperature control methods and systems
Patent number
10,163,532
Issue date
Dec 25, 2018
GE-Hitachi Nuclear Energy Americas LLC
Stephan Craig Moen
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Passive shutdown system and method of operating a liquid metal cool...
Patent number
9,911,513
Issue date
Mar 6, 2018
GE-Hitachi Nuclear Energy Americas LLC
Eric Paul Loewen
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
System and method for annealing nuclear fission reactor materials
Patent number
9,677,147
Issue date
Jun 13, 2017
TerraPower, LLC.
Charles E. Ahlfeld
C21 - METALLURGY OF IRON
Information
Patent Grant
Movement of materials in a nuclear reactor
Patent number
9,576,688
Issue date
Feb 21, 2017
TerraPower, LLC.
Jon D. McWhirter
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Critical heat flux prediction device, critical heat flux prediction...
Patent number
9,576,689
Issue date
Feb 21, 2017
Mitsubishi Heavy Industries, Ltd.
Tadakatsu Yodo
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Stable startup system for nuclear reactor
Patent number
9,431,136
Issue date
Aug 30, 2016
NuScale Power, LLC
Jose N. Reyes
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Stable startup system for a nuclear reactor
Patent number
9,330,796
Issue date
May 3, 2016
NuScale Power, LLC
Jose N. Reyes
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Auxiliary feedwater valve control apparatus of steam generator
Patent number
9,208,905
Issue date
Dec 8, 2015
Mitsubishi Heavy Industries, Ltd.
Kimio Akazawa
F22 - STEAM GENERATION
Information
Patent Grant
Control system and method for pressurized water reactor (PWR) and P...
Patent number
8,781,057
Issue date
Jul 15, 2014
Babcock & Wilcox mPower, Inc.
John D. Malloy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Feedwater temperature control methods and systems
Patent number
8,705,682
Issue date
Apr 22, 2014
GE-Hitachi Nuclear Energy Americas LLC
Stephan Craig Moen
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
System and method for annealing nuclear fission reactor materials
Patent number
8,529,713
Issue date
Sep 10, 2013
The Invention Science Fund I, LLC
Charles E. Ahlfeld
C21 - METALLURGY OF IRON
Information
Patent Grant
Nuclear fission reactor, flow control assembly, methods therefor an...
Patent number
8,369,474
Issue date
Feb 5, 2013
The Invention Science Fund I, LLC
Charles E. Ahlfeld
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Nuclear fission reactor, flow control assembly, methods therefor an...
Patent number
8,320,513
Issue date
Nov 27, 2012
The Invention Science Fund I, LLC
Charles E. Ahlfeld
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Power source for re-circulation pump and method of controlling the...
Patent number
7,218,068
Issue date
May 15, 2007
Kabushiki Kaisha Toshiba
Tomoyuki Fukuoka
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Reactor core coolant flow rate control system for a BWR type nuclea...
Patent number
5,610,957
Issue date
Mar 11, 1997
Hitachi, Ltd.
Naoshi Tanikawa
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR THERMAL PERFORMANCE MONITORING OF A NUCLEAR POWER PLANT...
Publication number
20240296966
Publication date
Sep 5, 2024
Fred Donald Lang
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NUCLEAR STEAM SUPPLY AND START-UP SYSTEM, PASSIVELY-COOLED SPENT NU...
Publication number
20240266083
Publication date
Aug 8, 2024
SMR Inventec, LLC
Krishna P. SINGH
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NUCLEAR REACTOR PASSIVE REACTIVITY CONTROL SYSTEM
Publication number
20230260668
Publication date
Aug 17, 2023
Ian Richard SCOTT
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NUCLEAR REACTOR AND CONTROL METHOD FOR NUCLEAR REACTOR
Publication number
20230110039
Publication date
Apr 13, 2023
Mitsubishi Heavy Industries, Ltd.
Wataru Nakazato
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
USE OF ISOLATION CONDENSER AND/OR FEEDWATER TO LIMIT CORE FLOW, COR...
Publication number
20210398696
Publication date
Dec 23, 2021
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
Charles Lee Heck
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
METHOD AND APPARATUS FOR REAL-TIME LEARNING-BASED AUGMENTED IRRADIA...
Publication number
20210358647
Publication date
Nov 18, 2021
Oregon State University
Steven R. Reese
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Core of Fast Reactor and Method of Operating Fast Reactor
Publication number
20210287811
Publication date
Sep 16, 2021
Hitachi-GE NUCLEAR ENERGY, LTD.
Koji FUJIMURA
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NUCLEAR REACTOR SYSTEM HAVING NATURAL CIRCULATION OF PRIMARY COOLANT
Publication number
20210050122
Publication date
Feb 18, 2021
SMR Inventec, LLC
Krishna P. Singh
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
USE OF ISOLATION CONDENSER AND/OR FEEDWATER TO LIMIT CORE FLOW, COR...
Publication number
20200328002
Publication date
Oct 15, 2020
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
Charles Lee Heck
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
SYSTEMS AND METHODS FOR MAINTAINING COVER GAS IN NUCLEAR REACTORS
Publication number
20190164653
Publication date
May 30, 2019
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
Brian S. Hunt
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Core Plate Assembly, and a Method of Performing Work on a Core Plat...
Publication number
20180182499
Publication date
Jun 28, 2018
Westinghouse Electric Sweden AB
Sven PERZON
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
THERMAL REACTOR SYSTEMS AND METHODS
Publication number
20180122519
Publication date
May 3, 2018
Georgia Tech Research Corporation
Asegun Henry
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
IN-VESSEL ROD HANDLING SYSTEMS
Publication number
20180061511
Publication date
Mar 1, 2018
TerraPower, LLC
Peter W. Gibbons
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NUCLEAR FISSION REACTOR, FLOW CONTROL ASSEMBLY, METHODS THEREFOR AN...
Publication number
20170301420
Publication date
Oct 19, 2017
TerraPower, LLC
Charles E. Ahlfeld
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NUCLEAR REACTOR POWER REGULATOR AND METHOD
Publication number
20160211037
Publication date
Jul 21, 2016
KABUSHIKI KAISHA TOSHIBA
Naoyuki TAKADO
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
STEAM GENERATOR LEVEL CONTROL SYSTEM AND METHOD OF PREVENTING OSCIL...
Publication number
20160189807
Publication date
Jun 30, 2016
KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
In Ho SONG
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
AUTOMATIC HYDROPNEUMATIC ACTUATION DEVICE
Publication number
20160189808
Publication date
Jun 30, 2016
TerraPower, LLC
Jesse R. Cheatham
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
ACTUATING DEVICE AND METHOD FOR ACTUATING A VALVE
Publication number
20160186884
Publication date
Jun 30, 2016
CCI AG
Michael HARTMANN
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
PASSIVE SHUTDOWN SYSTEM AND METHOD OF OPERATING A LIQUID METAL COOL...
Publication number
20150200021
Publication date
Jul 16, 2015
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
Eric Paul LOEWEN
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
FEEDWATER TEMPERATURE CONTROL METHODS AND SYSTEMS
Publication number
20140226776
Publication date
Aug 14, 2014
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
Stephan Craig MOEN
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
System and Method for Annealing Nuclear Fission Reactor Materials
Publication number
20140153685
Publication date
Jun 5, 2014
Charles E. Ahlfeld
C21 - METALLURGY OF IRON
Information
Patent Application
STABLE STARTUP SYSTEM FOR A NUCLEAR REACTOR
Publication number
20130182808
Publication date
Jul 18, 2013
The State of OR acting by and through the State Board of Higher Education on...
Jose N. REYES
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
CRITICAL HEAT FLUX PREDICTION DEVICE, CRITICAL HEAT FLUX PREDICTION...
Publication number
20130156142
Publication date
Jun 20, 2013
Mitsubishi Heavy Industries, Ltd.
Tadakatsu Yodo
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
AUXILIARY FEEDWATER VALVE CONTROL APPARATUS OF STEAM GENERATOR
Publication number
20130108003
Publication date
May 2, 2013
Mitsubishi Heavy Industries, Ltd.
Kimio Akazawa
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Initial Core of Nuclear Reactor and Method of Loading Fuel Assembli...
Publication number
20130051509
Publication date
Feb 28, 2013
Hitachi-GE NUCLEAR ENERGY, LTD.
Takeshi Mitsuyasu
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NUCLEAR REACTOR SYSTEM HAVING NATURAL CIRCULATION OF PRIMARY COOLANT
Publication number
20120307956
Publication date
Dec 6, 2012
Krishna P. Singh
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
CONTROL SYSTEM AND METHOD FOR PRESSURIZED WATER REACTOR (PWR) AND P...
Publication number
20120155594
Publication date
Jun 21, 2012
John D. Malloy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
PRESSURE-LOSS ADJUSTING MEMBER REACTOR
Publication number
20120014494
Publication date
Jan 19, 2012
Mitsubishi Heavy Industries, Ltd.
Atsushi Matsumoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
BI-STABLE NUCLEAR REACTOR
Publication number
20110255650
Publication date
Oct 20, 2011
Robin Jerry McDaniel
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Movement of Materials in a Nuclear Reactor
Publication number
20110069803
Publication date
Mar 24, 2011
Jon D. McWhirter
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...