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Class Information
Number: 376/247
Name: Induced nuclear reactions: processes, systems, and elements > Testing, sensing, measuring, or detecting a fission reactor condition > Temperature or pressure measurement
Description: Subject matter wherein the state being determined is a temperature or pressure of the reactor system or component thereof.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8644443 Gamma thermometer axial apparatus and method for monitoring reactor core in nuclear power plant Feb. 4, 2014
8599987 Wireless transmission of nuclear instrumentation signals Dec. 3, 2013
8571163 Monitoring method and monitoring program for boiling water reactor, and acoustic damping method for boiling water reactor Oct. 29, 2013
8514998 Induction heating stress improvement Aug. 20, 2013
8503599 Optical gamma thermometer Aug. 6, 2013
8290111 Electrochemical corrosion potential device and method Oct. 16, 2012
7912170 Protection systems for nuclear boiling water reactors Mar. 22, 2011
7876872 Reactor power control apparatus of natural circulation reactor and method for controlling reactor power of natural circulation reactor Jan. 25, 2011
7818995 Device for measuring back pressure in open-ended chemical reactor tubes Oct. 26, 2010
7673496 Device for measuring back pressure in chemical reactor tubes Mar. 9, 2010
7634043 Protection systems for and methods of operating nuclear boiling water reactors Dec. 15, 2009
7596198 Over temperature and over power delta temperature operating margin recovery method and reactor system employing the same Sep. 29, 2009
7222058 Method of modeling and sizing a heat exchanger May. 22, 2007
7139351 Method of and control system for controlling a nuclear reactor outlet temperature Nov. 21, 2006
6879653 Method and device for measuring the diameter of a peripheral rod in a fuel assembly of a nuclear reactor Apr. 12, 2005
6865244 Device and method for cooling a reactor pressure vessel of a boiling water reactor plant Mar. 8, 2005
6856662 Remote examination of reactor nozzle J-groove welds Feb. 15, 2005
6721383 Maximum extended load line limit analysis for a boiling water nuclear reactor Apr. 13, 2004
6504888 Apparatus and methods of flow measurement for a boiling water reactor internal pump Jan. 7, 2003
6493412 Method of calibrating exit thermocouples in a nuclear reactor Dec. 10, 2002
6435839 Jet pump sensing line clamp assembly and methods Aug. 20, 2002
6252923 In-situ self-powered monitoring of stored spent nuclear fuel Jun. 26, 2001
6249004 Inorganic crystal based composite material high dose dosimeter and method of using same Jun. 19, 2001
6219398 Heated junction thermocouple cable arrangement Apr. 17, 2001
6216728 Tunable anticipatory output response valve control Apr. 17, 2001
6163588 Core plate and reactor internal pump differential pressure lines for a boiling water reactor Dec. 19, 2000
6061413 Nuclear steam supply temperature measurement system and method May. 9, 2000
6061412 Nuclear reaction protection system May. 9, 2000
5960050 Method of fission heat flux determination from experimental data Sep. 28, 1999
5835546 System for seating at least one gasket in a pressure vessel penetration where a column penetrates telescopically Nov. 10, 1998
5809100 Apparatus for detecting changes in preload on a tie rod installed as part of a core shroud repair in a boiling water reactor Sep. 15, 1998
5761086 Apparatus and method for monitoring pressure-temperature margins Jun. 2, 1998
5754609 Condensation vessel for the measurement of steam pressure, filling level and steam flow rate and method for operating a condensation vessel May. 19, 1998
5712886 Device for detecting and monitoring perforation of the bottom head of the vessel of a nuclear reactor Jan. 27, 1998
5684846 Nuclear reactor plant having containment isolation Nov. 4, 1997
5682410 Method for determining core flow rate and water temperature/density in boiling water reactor Oct. 28, 1997
5652775 Method and device for detecting and monitoring perforation of the vessel bottom head of a nuclear reactor Jul. 29, 1997
5631937 Method and apparatus for protecting a PWR from departure from nucleate boiling and hot leg boiling May. 20, 1997
5619546 Resistance temperature detector nozzle mechanical clamp Apr. 8, 1997
5615239 Core differential pressure and liquid control line apparatus in a nuclear reactor Mar. 25, 1997
5610957 Reactor core coolant flow rate control system for a BWR type nuclear power plant Mar. 11, 1997
5577088 Method and device for ultrasonic examination of faces of the internal surface of the wall of cladding Nov. 19, 1996
5502753 Instrumentation probe Mar. 26, 1996
5490184 Method and a system for accurately calculating PWR power from excore detector currents corrected for changes in 3-D power distribution and coolant density Feb. 6, 1996
5485491 Online diagnostic system for rotating electrical apparatus Jan. 16, 1996
5483560 Method and apparatus for testing, repairing or exchanging the nozzles passing through the bottom of a reactor pressure vessel Jan. 9, 1996
5473644 Apparatus for measuring power of nuclear reactor and method for manufacturing the same Dec. 5, 1995
5448603 Pressure-sensitive variable-resistance hygroscopic fluid detector, and method Sep. 5, 1995
5442665 Strain gauge instrumentation device for in-core monitor housings Aug. 15, 1995
5426677 Device and method for measuring temperature of a liquid contained in a pressurizer vessel Jun. 20, 1995

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