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Moderator- or coolant-level detecting devices
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G21C17/035
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PHYSICS
G21
Nuclear engineering
G21C
NUCLEAR REACTORS
G21C17/00
Monitoring Testing; Maintaining
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G21C17/035
Moderator- or coolant-level detecting devices
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Patents Grants
last 30 patents
Information
Patent Grant
System and method using time-domain reflectometry to measure a leve...
Patent number
11,280,660
Issue date
Mar 22, 2022
GE-Hitachi Nuclear Energy Americas LLC
William Francis Splichal
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Isolation condenser systems for nuclear reactor commercial electric...
Patent number
10,867,712
Issue date
Dec 15, 2020
GE-Hitachi Nuclear Energy Americas LLC
Brian S. Hunt
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Nuclear reactor safety system
Patent number
10,726,960
Issue date
Jul 28, 2020
Rolls-Royce Power Engineering PLC
Benjamin J. Ireland
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Reactor state monitoring apparatus and monitoring method thereof
Patent number
10,102,934
Issue date
Oct 16, 2018
Kabushiki Kaisha Toshiba
Mikio Izumi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Systems and methods for controlling reactivity in a nuclear fission...
Patent number
9,852,818
Issue date
Dec 26, 2017
TerraPower, LLC.
Charles E. Ahlfeld
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Systems and methods for controlling reactivity in a nuclear fission...
Patent number
9,793,013
Issue date
Oct 17, 2017
TerraPower, LLC.
Charles E. Ahlfeld
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Liquid level measuring apparatus, method, and program
Patent number
9,557,208
Issue date
Jan 31, 2017
Kabushiki Kaisha Toshiba
Hidehiko Kuroda
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Liquid level sensing apparatus and method
Patent number
9,423,286
Issue date
Aug 23, 2016
Kabushiki Kaisha Toshiba
Kentaro Nishimura
G01 - MEASURING TESTING
Information
Patent Grant
Reactor water-level measurement system
Patent number
9,395,227
Issue date
Jul 19, 2016
Kabushiki Kaisha Toshiba
Hiroaki Kenjyo
G01 - MEASURING TESTING
Information
Patent Grant
Ultrasonic reactor water level measuring device and evaluation method
Patent number
9,212,943
Issue date
Dec 15, 2015
Hitachi - GE Nuclear Energy, Ltd.
Izumi Yamada
G01 - MEASURING TESTING
Information
Patent Grant
Water filling system for reactor water level gauge
Patent number
9,214,247
Issue date
Dec 15, 2015
Kabushiki Kaisha Toshiba
Fujio Shiraishi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Systems and methods for controlling reactivity in a nuclear fission...
Patent number
9,190,177
Issue date
Nov 17, 2015
TerraPower, LLC.
Charles E. Ahlfeld
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Real time monitoring system of spent fuel pool and method thereof
Patent number
8,957,781
Issue date
Feb 17, 2015
Kepco Nuclear Fuel Co., Ltd.
Sang Jong Lee
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Sealing device for a device for measuring the fill level in a fluid...
Patent number
8,806,970
Issue date
Aug 19, 2014
Areva GmbH
Yubo Liu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Electrical heating element and method of measuring a filling level
Patent number
8,739,621
Issue date
Jun 3, 2014
Areva GmbH
Sacha Kaercher
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
System and method for determining coolant level and flow velocity i...
Patent number
8,532,244
Issue date
Sep 10, 2013
General Electric Company
Bruce William Brisson
G01 - MEASURING TESTING
Information
Patent Grant
Torsional ultrasonic wave based level measurement system
Patent number
8,218,396
Issue date
Jul 10, 2012
UT-Battelle, LLC
David E. Holcomb
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for measuring a filling level
Patent number
7,926,345
Issue date
Apr 19, 2011
Areva NP GmbH
Sacha Kaercher
G01 - MEASURING TESTING
Information
Patent Grant
Condensing chamber design
Patent number
7,845,223
Issue date
Dec 7, 2010
General Electric Company
Ramesh Patel
G01 - MEASURING TESTING
Information
Patent Grant
Device and method for cooling a reactor pressure vessel of a boilin...
Patent number
6,865,244
Issue date
Mar 8, 2005
Framatome ANP GmbH
Johann Meseth
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Heated junction thermocouple cable arrangement
Patent number
6,219,398
Issue date
Apr 17, 2001
CE Nuclear Power LLC
John H. Fittz
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Mid-loop fluid level measuring instrument for a nuclear power plant
Patent number
5,881,117
Issue date
Mar 9, 1999
Combustion Engineering, Inc.
Donn Moore Matteson
G01 - MEASURING TESTING
Information
Patent Grant
Condensation vessel for the measurement of steam pressure, filling...
Patent number
5,754,609
Issue date
May 19, 1998
Siemens Aktiengesellschaft
Johann Meseth
G01 - MEASURING TESTING
Information
Patent Grant
Nuclear reactor coolant level monitoring system
Patent number
5,533,074
Issue date
Jul 2, 1996
Timothy E. Mansell
G01 - MEASURING TESTING
Information
Patent Grant
Non-condensable gas tolerant condensing chamber
Patent number
5,475,720
Issue date
Dec 12, 1995
Pennsylvania Power and Light Company
Thomas F. Oldenhage
G01 - MEASURING TESTING
Information
Patent Grant
Water level measurement system
Patent number
5,365,555
Issue date
Nov 15, 1994
General Electric Company
James K. Sawabe
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method and system for fine control of thermal power of a boiling wa...
Patent number
5,323,430
Issue date
Jun 21, 1994
N.V. Tot Keuring Van Elektrotechnische Materialen (KEMA)
Pieter K. Termaat
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Ultrasonic liquid level measurement system
Patent number
5,319,972
Issue date
Jun 14, 1994
Westinghouse Electric Corp.
Tod A. Oblak
G01 - MEASURING TESTING
Information
Patent Grant
Hermetically sealed ultrasonic transducer system
Patent number
5,295,120
Issue date
Mar 15, 1994
Westinghouse Electric Corp.
James L. McShane
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
In-vessel water level monitor for boiling water reactors
Patent number
5,211,904
Issue date
May 18, 1993
General Electric Company
Willem J. Oosterkamp
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Nuclear Reactor Fluid Level Control System
Publication number
20250022624
Publication date
Jan 16, 2025
Abilene Christian University
Joseph MAKAREWICZ
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
ISOLATION CONDENSER SYSTEMS FOR VERY SIMPLIFIED BOILING WATER REACTORS
Publication number
20210082589
Publication date
Mar 18, 2021
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
Brian S. Hunt
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
SYSTEM AND METHOD USING TIME-DOMAIN REFLECTOMETRY TO MEASURE A LEVE...
Publication number
20200386603
Publication date
Dec 10, 2020
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
William Francis Splichal
G01 - MEASURING TESTING
Information
Patent Application
REACTOR STATE MONITORING APPARATUS AND MONITORING METHOD THEREOF
Publication number
20150036778
Publication date
Feb 5, 2015
KABUSHIKI KAISHA TOSHIBA
Mikio Izumi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
LIQUID LEVEL MEASURING APPARATUS, METHOD, AND PROGRAM
Publication number
20140366626
Publication date
Dec 18, 2014
KABUSHIKI KAISHA TOSHIBA
Hidehiko Kuroda
G01 - MEASURING TESTING
Information
Patent Application
REACTOR WATER-LEVEL MEASUREMENT SYSTEM
Publication number
20140318237
Publication date
Oct 30, 2014
KABUSHIKI KAISHA TOSHIBA
Hiroaki Kenjyo
G01 - MEASURING TESTING
Information
Patent Application
WATER-LEVEL AND TEMPERATURE MEASUREMENT APPARATUS
Publication number
20140298903
Publication date
Oct 9, 2014
KABUSHIKI KAISHA TOSHIBA
Yasushi Goto
G01 - MEASURING TESTING
Information
Patent Application
REACTOR WATER LEVEL MEASUREMENT SYSTEM
Publication number
20140270037
Publication date
Sep 18, 2014
KABUSHIKI KAISHA TOSHIBA
Yuka Matsuo
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND SYSTEM FOR MEASURING A SPENT FUEL POOL TEMPERATURE AND L...
Publication number
20140072086
Publication date
Mar 13, 2014
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
John R. BASS
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
METHOD AND SYSTEM FOR A SPENT FUEL POOL LEVEL MEASUREMENT WITHOUT E...
Publication number
20140072085
Publication date
Mar 13, 2014
GE-HITACHI NUCLEAR ENERGY AMERICAS LLC
Robert J. GINSBERG
G01 - MEASURING TESTING
Information
Patent Application
WATER LEVEL MEASURING SYSTEM AND NON-CONDENSABLE GAS DISCHARGE DEVI...
Publication number
20130276530
Publication date
Oct 24, 2013
Kabushiki Kaisha Toshiba
Seiji Kanasaki
G01 - MEASURING TESTING
Information
Patent Application
WATER LEVEL DETERMINING METHOD FOR BOILING WATER REACTOR
Publication number
20130266108
Publication date
Oct 10, 2013
INSTITUTE OF NUCLEAR ENERGY RESEARCH, ATOMIC ENERGY COUNCIL, EXECUTIVE YUAN
Sheng-Yuan Fan
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Method of Monitoring Reactor Bottom Area, Reactor Bottom Area Monit...
Publication number
20130182811
Publication date
Jul 18, 2013
Hitachi-GE NUCLEAR ENERGY, LTD.
Atsushi BABA
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Ultrasonic Reactor Water Level Measuring Device and Evaluation Method
Publication number
20130174637
Publication date
Jul 11, 2013
Hitachi-GE NUCLEAR ENERGY, LTD.
Izumi YAMADA
G01 - MEASURING TESTING
Information
Patent Application
Reactor Water-Level/Temperature Measurement Apparatus
Publication number
20130177122
Publication date
Jul 11, 2013
Hitachi-GE NUCLEAR ENERGY, LTD.
Atsushi FUSHIMI
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
WATER FILLING SYSTEM FOR REACTOR WATER LEVEL GAUGE
Publication number
20130121450
Publication date
May 16, 2013
Fujio SHIRAISHI
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
POOL LEVEL INDICATION SYSTEM
Publication number
20130083883
Publication date
Apr 4, 2013
Westinghouse Electric Company LLC
Richard Morris
G01 - MEASURING TESTING
Information
Patent Application
REAL TIME MONITORING SYSTEM OF SPENT FUEL POOL AND METHOD THEREOF
Publication number
20130063269
Publication date
Mar 14, 2013
KEPCO NUCLEAR FUEL CO., LTD.
Sang Jong LEE
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Passive Gamma Thermometer Level Indication And Inadequate Core Moni...
Publication number
20120300892
Publication date
Nov 29, 2012
Dennis L. Bell
G01 - MEASURING TESTING
Information
Patent Application
SEALING DEVICE FOR A DEVICE FOR MEASURING THE FILL LEVEL IN A FLUID...
Publication number
20120090392
Publication date
Apr 19, 2012
AREVA NP GMBH
Yubo Liu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Torsional Ultrasonic Wave Based Level Measurement System
Publication number
20110228640
Publication date
Sep 22, 2011
David E. Holcomb
G01 - MEASURING TESTING
Information
Patent Application
Systems and methods for controlling reactivity in a nuclear fission...
Publication number
20110110477
Publication date
May 12, 2011
Searete LLC, a limited liability corporation of the State of Delaware
Charles E. Ahlfeld
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Systems and methods for controlling reactivity in a nuclear fission...
Publication number
20110110478
Publication date
May 12, 2011
Searete LLC, a limited liability corporation of the State of Delaware
Charles E. Ahlfeld
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Systems and methods for controlling reactivity in a nuclear fission...
Publication number
20110110479
Publication date
May 12, 2011
Searete LLC, a limited liability corporation of the State of Delaware
Charles E. Ahlfeld
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ELECTRICAL HEATING ELEMENT AND METHOD OF MEASURING A FILLING LEVEL
Publication number
20110023598
Publication date
Feb 3, 2011
AREVA NP GMBH
Sacha Kaercher
G01 - MEASURING TESTING
Information
Patent Application
Apparatus for Measuring a Filling Level
Publication number
20090293608
Publication date
Dec 3, 2009
AREVA NP GMBH
Sacha Kaercher
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
SYSTEM AND METHOD FOR DETERMINING COOLANT LEVEL AND FLOW VELOCITY I...
Publication number
20080310576
Publication date
Dec 18, 2008
GENERAL ELECTRIC COMPANY
Bruce William Brisson
G01 - MEASURING TESTING
Information
Patent Application
Condensing chamber design
Publication number
20080083276
Publication date
Apr 10, 2008
Ramesh Patel
G01 - MEASURING TESTING
Information
Patent Application
Device and method for cooling a reactor pressure vessel of a boilin...
Publication number
20030138072
Publication date
Jul 24, 2003
Johann Meseth
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...