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Class Information
Number: 376/246
Name: Induced nuclear reactions: processes, systems, and elements > Testing, sensing, measuring, or detecting a fission reactor condition > Flowmeters
Description: Subject matter wherein the state determined is the passage of a given fluid volume passing a fixed point per unit time.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8532244 System and method for determining coolant level and flow velocity in a nuclear reactor Sep. 10, 2013
8437445 Method for predicting stresses on a steam system of a boiling water reactor May. 7, 2013
8410959 Variable length codes for coding of video data Apr. 2, 2013
8331521 Digital processing monitoring device Dec. 11, 2012
7120218 Method for calibrating steam generator water level measurement Oct. 10, 2006
6876715 Measurement system of torsion vibration for reactor internal pump Apr. 5, 2005
6751281 Measurement system of torsion vibration for reactor internal pump Jun. 15, 2004
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
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
6061412 Nuclear reaction protection system May. 9, 2000
5930317 Power range monitor system for nuclear reactor Jul. 27, 1999
5828712 Coolant water flow rate test with rubidium nuclear tracer for reactors Oct. 27, 1998
5682410 Method for determining core flow rate and water temperature/density in boiling water reactor Oct. 28, 1997
5559293 Steam generation system mass and feedwater control system Sep. 24, 1996
5537450 On-line analysis of fuel integrity Jul. 16, 1996
5535253 Method and device for detecting leaks in penetrations of a nuclear reactor vessel head during operation Jul. 9, 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
5467375 Gas injection system of nuclear power plant and gas injection method therefor Nov. 14, 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
5425064 Nuclear turbine coolant flow meter Jun. 13, 1995
5396524 Flow measurement probe Mar. 7, 1995
5333158 Device and method for the measurement of the neutron flux in the core of a nuclear reactor Jul. 26, 1994
5280507 Method and apparatus for sensing obstructions in a nuclear fuel rod Jan. 18, 1994
5265478 Fluid flow monitoring device Nov. 30, 1993
5245640 Nuclear fuel rod end plug pressurization hole inspection apparatus Sep. 14, 1993
5215704 Method and apparatus for in situ testing of heat exchangers Jun. 1, 1993
5118461 Flow rate measuring apparatus Jun. 2, 1992
5108694 Power distribution measuring system employing gamma detectors outside of nuclear reactor vessel Apr. 28, 1992
5064603 Hydroball string sensing system Nov. 12, 1991
5064604 Cost effective fluid line status sensor system Nov. 12, 1991
5024802 Method for steam generator water level measurement Jun. 18, 1991
4975239 BWR core flow measurement enhancements Dec. 4, 1990
4967603 Inductive flow probe for measuring the flow velocity of a stream of liquid metal Nov. 6, 1990
4958523 Apparatus for measuring the flow rate of electrically conductive liquids Sep. 25, 1990
4948552 Ultrasonic wave sensor intended to come into contact with a wall at a high temperature and application of this sensor Aug. 14, 1990
4935196 Differential atmospheric tritium sampler Jun. 19, 1990
4854178 Flowmeter for dangerous fluids Aug. 8, 1989
4824329 Method and apparatus for controlling liquid metal flow Apr. 25, 1989
4780834 Apparatus for measuring mass throughput of a fluid moved in a channel Oct. 25, 1988
4762668 Venturi flow nozzle ultrasonic cleaning device Aug. 9, 1988
4753770 Control system for heat supply as hot water from nuclear power plants equipped with condensation units Jun. 28, 1988
4738737 Method of using a high temperature ultrasonic couplant material Apr. 19, 1988
4688996 Electromagnetic flow coupler for regulating flow rate/pressure Aug. 25, 1987
4654190 Emergency feedwater system for steam generators of a nuclear power plant Mar. 31, 1987
4651530 Method and apparatus for feed-water control in a steam generating plant Mar. 24, 1987
4622202 Reactor in-vessel sensor and core monitoring apparatus Nov. 11, 1986

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