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Class Information
Number: 376/256
Name: Induced nuclear reactions: processes, systems, and elements > Testing, sensing, measuring, or detecting a fission reactor condition > Gas sensors (e.g., hydrogen detectors)
Description: Subject matter wherein the state determined is the presence of a particular gas in the reactor system or component, such as hydrogen.

Patents under this class:
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Patent Number Title Of Patent Date Issued
7574337 Method of determining a fresh fuel bundle design for a core of a nuclear reactor Aug. 11, 2009
7424412 Method of determining nuclear reactor core design with reduced control blade density Sep. 9, 2008
7231333 Method and arrangement for developing core loading patterns in nuclear reactors Jun. 12, 2007
7200541 Method and arrangement for determining nuclear reactor core designs Apr. 3, 2007
7157054 Membrane type gas sensor and method for manufacturing membrane type gas sensor Jan. 2, 2007
6873672 Procedure and device for measuring resistance to hydriding of tubes and tubular claddings Mar. 29, 2005
6731714 Method for measuring tritium activity in a radioactive waste drum May. 4, 2004
6478948 Method of monitoring and controlling corrosion of furnace boiler tubes Nov. 12, 2002
5896432 Brazeless electrochemical corrosion potential sensor Apr. 20, 1999
5848113 Coated electrochemical corrosion potential sensor Dec. 8, 1998
5571394 Monolithic sensor switch for detecting presence of stoichiometric H.sub.2 /O.sub.2 ratio in boiling water reactor circuit Nov. 5, 1996
5546435 Fission product leak detection in a pressurized-water reactor Aug. 13, 1996
5535253 Method and device for detecting leaks in penetrations of a nuclear reactor vessel head during operation Jul. 9, 1996
5467375 Gas injection system of nuclear power plant and gas injection method therefor Nov. 14, 1995
5465278 Shroud electrochemical potential monitor Nov. 7, 1995
5465281 Insulated protective coating for mitigation of stress corrosion cracking of metal components in high-temperature water Nov. 7, 1995
5457720 System for krypton-xenon concentration, separation and measurement for rapid detection of defective nuclear fuel bundles Oct. 10, 1995
5369674 Plant diagnosis apparatus and method Nov. 29, 1994
5319955 Tritium monitor Jun. 14, 1994
5280507 Method and apparatus for sensing obstructions in a nuclear fuel rod Jan. 18, 1994
5217596 Electrode probe for use in aqueous environments of high temperature and high radiation Jun. 8, 1993
5192414 Electrode probe for use in aqueous environments of high temperature and high radiation Mar. 9, 1993
5133855 Integral cap for electrode and electrode employing same Jul. 28, 1992
5132075 Method and apparatus for water chemistry diagnosis of atomic power plant Jul. 21, 1992
5124114 Movement detection system Jun. 23, 1992
5118913 Container and reference electrode for use in radiated aqueous environments Jun. 2, 1992
5096657 Reactor coolant void detection system Mar. 17, 1992
5084229 Critical heat flux test apparatus Jan. 28, 1992
5080693 Tritium monitor and collection system Jan. 14, 1992
4990855 Conductivity probe for use in the presence of high intensity nuclear radiation Feb. 5, 1991
4948492 Electrode probe for use in aqueous environments of high temperature and high radiation Aug. 14, 1990
4937038 Solution quantitative analysis apparatus, quantitative analysis methods, and nuclear reactor water quality control system Jun. 26, 1990
4935196 Differential atmospheric tritium sampler Jun. 19, 1990
4874572 Method of and apparatus for measuring vapor density Oct. 17, 1989
4761259 Device for the detection of a gaseous phase in a nuclear reactor Aug. 2, 1988
4745795 Apparatus for measuring gases dissolved in water May. 24, 1988
4723438 Spark spectroscopic high-pressure gas analyzer Feb. 9, 1988
4663113 Reactor radioactive emission monitor May. 5, 1987
4652420 Hydrogen measuring device Mar. 24, 1987
4612159 Nuclear fuel element and process for fabricating the same Sep. 16, 1986
4590431 Induction voidmeter May. 20, 1986
4582670 Counting system for radioactive fluids Apr. 15, 1986
4567013 Hydrogen measuring device Jan. 28, 1986
4537740 Fission gas detection system Aug. 27, 1985
4534320 Method for determining the amount of dissolved oxygen from above and below water level air leakage in a steam power plant Aug. 13, 1985
4520654 Method and apparatus for detecting hydrogen, oxygen and water vapor concentrations in a host gas Jun. 4, 1985
4498049 Radiation compensator for gas sensors Feb. 5, 1985
4487740 Procedure and equipment for injecting gas into liquids Dec. 11, 1984
4446097 Post accident analysis May. 1, 1984
4403500 Apparatus for measuring a parameter relating to at least one substance possibly present in one or several chambers of a set of measurement chambers kept under very low residual pressure Sep. 13, 1983

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