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Arrangements of reactor and engine in which reactor-produced heat is converted into mechanical energy
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Parent Industries
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PHYSICS
G21
Nuclear engineering
G21D
NUCLEAR POWER PLANT
Current Industry
G21D5/00
Arrangements of reactor and engine in which reactor-produced heat is converted into mechanical energy
Sub Industries
G21D5/02
Reactor and engine structurally combined
G21D5/04
Reactor and engine not structurally combined
G21D5/06
with engine working medium circulating through reactor core
G21D5/08
with engine working medium heated in a heat exchanger by the reactor coolant
G21D5/10
Liquid working medium partially heated by reactor and vaporised by heat source external to the core
G21D5/12
Liquid working medium vaporised by reactor coolant
G21D5/14
and also superheated by reactor coolant
G21D5/16
superheated by separate heat source
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Patents Grants
last 30 patents
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Patent Grant
NTAC augmented nuclear electric propulsion and/or nuclear thermal p...
Patent number
12,122,539
Issue date
Oct 22, 2024
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA.
Sang H. Choi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Controlling a power output of a nuclear reaction using chemical inj...
Patent number
12,100,523
Issue date
Sep 24, 2024
NuScale Power, LLC
Allyson Callaway
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Nuclear reactor fuel assemblies and process for production
Patent number
12,040,099
Issue date
Jul 16, 2024
BWXT Nuclear Energy, Inc.
Scott J. Shargots
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Transportable sub-critical modules disposed in intermodal transport...
Patent number
12,040,100
Issue date
Jul 16, 2024
CARBON FREE HOLDINGS LLC
Claudio Filippone
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Controlling a power output of a nuclear reactor without using contr...
Patent number
11,996,208
Issue date
May 28, 2024
NUSCALE POWER, LLC
Allyson Callaway
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Nuclear thermal propulsion system with reactor direct drive of cryo...
Patent number
11,975,870
Issue date
May 7, 2024
Blue Origin, LLC
Zachary Reid Tolley
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
Power plant system
Patent number
11,923,100
Issue date
Mar 5, 2024
TERRESTRIAL ENERGY USA, INC.
John H. Kutsch
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Reactor rocket engine
Patent number
11,846,273
Issue date
Dec 19, 2023
Venus Aerospace Corp.
Andrew Thomas Duggleby
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Double containment nuclear power reactor with passive cooling and r...
Patent number
11,848,111
Issue date
Dec 19, 2023
Palvannanathan Ganesan
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Systems and methods for steam reheat in power plants
Patent number
11,828,204
Issue date
Nov 28, 2023
GE-Hitachi Nuclear Energy Americas LLC
Eric P. Loewen
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Functionally graded lattice cermet fuel structure with shape corres...
Patent number
11,817,225
Issue date
Nov 14, 2023
BWXT Advanced Technologies LLC
Benjamin D. Fisher
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Power plant system
Patent number
11,756,696
Issue date
Sep 12, 2023
TERRESTRIAL ENERGY USA, INC.
John H. Kutsch
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Carbide-based fuel assembly for thermal propulsion applications
Patent number
11,710,578
Issue date
Jul 25, 2023
BWXT Advanced Technologies LLC
Eric A. Barringer
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method of using nanofuel in a nanofuel internal engine
Patent number
11,557,404
Issue date
Jan 17, 2023
Global Energy Research Associates, LLC
Mark Lloyd Adams
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Boron injection system for controlling a nuclear reaction by delive...
Patent number
11,527,334
Issue date
Dec 13, 2022
NuScale Power, LLC
Larry Linik
F22 - STEAM GENERATION
Information
Patent Grant
Systems and methods for steam reheat in power plants
Patent number
11,525,374
Issue date
Dec 13, 2022
GE-Hitachi Nuclear Energy Americas LLC
Eric P. Loewen
F22 - STEAM GENERATION
Information
Patent Grant
Nuclear power plant
Patent number
11,515,051
Issue date
Nov 29, 2022
Hitachi-GE Nuclear Energy, Ltd.
Sohei Fukui
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Mobile heat pipe cooled fast reactor system
Patent number
11,515,053
Issue date
Nov 29, 2022
Triad National Security, LLC
Patrick Ray McClure
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Integrated system for converting nuclear energy into electrical, me...
Patent number
11,482,346
Issue date
Oct 25, 2022
NuGen, LLC
Stephen K. Rhyne
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Internal-external hybrid microreactor in a compact configuration
Patent number
11,450,442
Issue date
Sep 20, 2022
Global Energy Research Associates, LLC
Mark Lloyd Adams
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Neutron moderation modules
Patent number
11,443,858
Issue date
Sep 13, 2022
UChicago Argonne, LLC
Yinbin Miao
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Functionally graded lattice cermet fuel structure with shape corres...
Patent number
11,424,041
Issue date
Aug 23, 2022
BWXT Advanced Technologies LLC
Benjamin D. Fisher
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Variable propellant density for passive reactivity control of nucle...
Patent number
11,417,437
Issue date
Aug 16, 2022
Ultra Safe Nuclear Corporation
Paolo Francesco Venneri
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
External reactor vessel cooling and electric power generation system
Patent number
11,391,182
Issue date
Jul 19, 2022
Korea Atomic Energy Research Institute
Youngin Kim
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Control drum system for use with nuclear reactors
Patent number
11,380,449
Issue date
Jul 5, 2022
BWXT Advanced Technologies LLC
James B. Inman
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Controlling a power output of a nuclear reaction without control rods
Patent number
11,380,448
Issue date
Jul 5, 2022
NuScale Power, LLC
Allyson Callaway
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Controlling a power output of a nuclear reaction without control rods
Patent number
11,309,094
Issue date
Apr 19, 2022
NuScale Power, LLC
Allyson Callaway
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Nuclear reactor cooling arrangement having a stirling engine
Patent number
11,302,452
Issue date
Apr 12, 2022
Korea Atomic Energy Research Institute
Youngin Kim
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Nuclear-powered turbine engine
Patent number
11,282,613
Issue date
Mar 22, 2022
General Electric Company
Narendra Digamber Joshi
F22 - STEAM GENERATION
Patents Applications
last 30 patents
Information
Patent Application
NUCLEAR REACTOR FUEL ASSEMBLIES AND PROCESS FOR PRODUCTION
Publication number
20240371534
Publication date
Nov 7, 2024
BWXT Nuclear Energy, Inc.
Scott J. Shargots
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
PASSIVE CHEMICAL INJECTION SYSTEM FOR CONTROLLING A NUCLEAR REACTIO...
Publication number
20240355488
Publication date
Oct 24, 2024
NuScale Power, LLC
Allyson Callaway
F22 - STEAM GENERATION
Information
Patent Application
TRANSPORTABLE SUB-CRITICAL MODULES DISPOSED IN INTERMODAL TRANSPORT...
Publication number
20240331886
Publication date
Oct 3, 2024
Claudio Filippone
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
HEAT PUMP INTEGRATED WITH A NUCLEAR POWER PLANT
Publication number
20240310034
Publication date
Sep 19, 2024
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
Giridhar JOTHIPRASAD
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NUCLEAR THERMAL PROPULSION SYSTEM WITH REACTOR DIRECT DRIVE OF CRYO...
Publication number
20240278938
Publication date
Aug 22, 2024
Blue Origin, LLC
Zachary Reid Tolley
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
FUNCTIONALLY GRADED LATTICE CERMET FUEL STRUCTURE WITH SHAPE CORRES...
Publication number
20240266077
Publication date
Aug 8, 2024
BWXT Advanced Technologies LLC
Benjamin D. FISHER
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
High Speed Aircraft Propelled by Thorium or Uranium Fueled Molten S...
Publication number
20240229744
Publication date
Jul 11, 2024
Ajay P. Kothari
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
FUNCTIONALLY GRADED LATTICE CERMET FUEL STRUCTURE WITH SHAPE CORRES...
Publication number
20240038405
Publication date
Feb 1, 2024
BWXT Advanced Technologies LLC
Benjamin D. FISHER
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
FUNCTIONALLY GRADED LATTICE CERMET FUEL STRUCTURE WITH SHAPE CORRES...
Publication number
20240038406
Publication date
Feb 1, 2024
BWXT Advanced Technologies LLC
Benjamin D. FISHER
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NUCLEAR THERMAL PROPULSION SYSTEM WITH REACTOR DIRECT DRIVE OF CRYO...
Publication number
20230415926
Publication date
Dec 28, 2023
Blue Origin, LLC
Zachary Reid Tolley
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Mixed Nuclear Power Conversion
Publication number
20230352195
Publication date
Nov 2, 2023
Beam Alpha, Inc.
Gerald Peter Jackson
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
ENERGY SOURCE
Publication number
20230352201
Publication date
Nov 2, 2023
WITKOWITZ ATOMICA A.S.
Frantisek CERMAK
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
CARBIDE-BASED FUEL ASSEMBLY FOR THERMAL PROPULSION APPLICATIONS
Publication number
20230317305
Publication date
Oct 5, 2023
BWXT Advanced Technologies LLC
Eric A. BARRINGER
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
FUEL BUNDLE WITH TWISTED RIBBON FUEL RODLETS FOR NUCLEAR THERMAL PR...
Publication number
20230282373
Publication date
Sep 7, 2023
BWXT Advanced Technologies LLC
Benjamin D. FISHER
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
ENGINE COMPRISING A DEVICE FOR INDUCING NUCLEAR FUSION REACTIONS BY...
Publication number
20230253128
Publication date
Aug 10, 2023
Bruno SANGLE-FERRIERE
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NUCLEAR POWER PLANT AND TURBINE APPARATUS
Publication number
20230230716
Publication date
Jul 20, 2023
HITACHI-GE NUCLEAR ENERGY, LTD.
Daiki NUNOKAWA
F22 - STEAM GENERATION
Information
Patent Application
CONTROL DRUM CONTROLLER FOR NUCLEAR REACTOR SYSTEM
Publication number
20230230714
Publication date
Jul 20, 2023
ULTRA SAFE NUCLEAR CORPORATION
Ethan Chaleff
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
COMBINED AMMONIA-BASED MODERATOR AND PROPELLANT FOR NUCLEAR THERMAL...
Publication number
20230211898
Publication date
Jul 6, 2023
ULTRA SAFE NUCLEAR CORPORATION
Michael John Eades
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
RETROFIT FOR FISSION REACTOR
Publication number
20230162878
Publication date
May 25, 2023
Alpha Ring International, Ltd.
Alfred Y. Wong
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
STRESS RELIEVING ATTACHMENT OF TUBE TO TUBESHEET, SUCH AS IN A PRES...
Publication number
20230162879
Publication date
May 25, 2023
NuScale Power, LLC
Tamas R. Liszkai
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
APPARATUS AND METHOD OF REMOVING FOREIGN SUBSTANCES FROM STEAM GENE...
Publication number
20230138837
Publication date
May 4, 2023
DOOSAN ENERBILITY CO., LTD.
Sung Kyu YANG
B08 - CLEANING
Information
Patent Application
HIGH TEMPERATURE HYDRIDE MODERATOR ENABLING COMPACT AND HIGHER POWE...
Publication number
20230107838
Publication date
Apr 6, 2023
Westinghouse Electric Company LLC
Venkateswara Rao DASARI
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
SYSTEMS AND METHODS FOR STEAM REHEAT IN POWER PLANTS
Publication number
20230096162
Publication date
Mar 30, 2023
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
Eric P. Loewen
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
METHOD OF OBTAINING TRANSURANIC ELEMENTS AND CREATING A NANOFUEL FR...
Publication number
20230040232
Publication date
Feb 9, 2023
Global Energy Research Associates, LLC
Mark Lloyd Adams
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
MOBILE HEAT PIPE COOLED FAST REACTOR SYSTEM
Publication number
20220406480
Publication date
Dec 22, 2022
Triiad National Security, LLC
Patrick Ray MCCLURE
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
ENERGY PRODUCTION DEVICES AND ASSOCIATED COMPONENTS, AND RELATED HE...
Publication number
20220392657
Publication date
Dec 8, 2022
Battelle Energy Alliance, LLC
Yasir Arafat
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
ADJUSTING WAIT TIME BETWEEN BURN CYCLES OR MERGING BURN CYCLES
Publication number
20220375641
Publication date
Nov 24, 2022
ULTRA SAFE NUCLEAR CORPORATION
Paolo Francesco Venneri
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Space-Based Radioisotope Production and Methods of Use
Publication number
20220367077
Publication date
Nov 17, 2022
Atomos Nuclear and Space Corporation
Lucas Brady Beveridge
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
FUNCTIONALLY GRADED LATTICE CERMET FUEL STRUCTURE WITH SHAPE CORRES...
Publication number
20220351870
Publication date
Nov 3, 2022
BWXT Advanced Technologies LLC
Benjamin D. FISHER
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
SPACE NUCLEAR PROPULSION REACTOR AFT PLENUM ASSEMBLY
Publication number
20220344067
Publication date
Oct 27, 2022
BWXT Nuclear Energy, Inc.
Matthew W. Ales
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING