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Class Information
Number: 376/252
Name: Induced nuclear reactions: processes, systems, and elements > Testing, sensing, measuring, or detecting a fission reactor condition > Leak detection > Fuel element leak detection > By acoustic or ultrasonic wave energy
Description: Subject matter wherein the determination is made by the analysis of compressional wave energy reflected or emitted from the fuel element.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8590383 Ultrasonic inspection probe carrier system for performing non-destructive testing Nov. 26, 2013
8542124 Acoustic leak detector Sep. 24, 2013
8437445 Method for predicting stresses on a steam system of a boiling water reactor May. 7, 2013
8250923 Ultrasonic inspection method and ultrasonic inspection apparatus Aug. 28, 2012
7929656 Apparatus for ultrasonic inspection of reactor pressure vessel Apr. 19, 2011
7784135 Tool for brushing circumferential welds in restricted access areas Aug. 31, 2010
7693251 Method and apparatus for ultrasonic inspection of reactor pressure vessel Apr. 6, 2010
7201055 Ultrasonic miniature air gap inspection crawler Apr. 10, 2007
7104127 Nondestructive method for inspecting cladding tubes Sep. 12, 2006
6879653 Method and device for measuring the diameter of a peripheral rod in a fuel assembly of a nuclear reactor Apr. 12, 2005
6680994 Monitoring the contents of a container by ultrasonic means Jan. 20, 2004
6625244 Inspection apparatus for examining jet pump beams in nuclear reactors Sep. 23, 2003
6544606 Systems and methods for storing fissile materials Apr. 8, 2003
6526114 Remote automated nuclear reactor jet pump diffuser inspection tool Feb. 25, 2003
6459748 Floating ultrasonic testing end effector for a robotic arm Oct. 1, 2002
6222897 Wrist raster scan methods Apr. 24, 2001
6137853 Method and apparatus for remote ultrasonic inspection of nozzles in vessel bottom head Oct. 24, 2000
5982839 Assemblies and methods for inspecting piping of a nuclear reactor Nov. 9, 1999
5835547 Method and apparatus for inspecting the rods of a nuclear reactor control cluster Nov. 10, 1998
5790617 Method and apparatus for detection of failed fuel rods by use of acoustic energy frequency attenuation Aug. 4, 1998
5767410 Lamb wave ultrasonic probe for crack detection and measurement in thin-walled tubing Jun. 16, 1998
5692024 Reactor pressure vessel top guide structure inspection apparatus and transport system Nov. 25, 1997
5681995 Ultrasonic flaw detecting apparatus for inspecting multi-layer structure and method thereof Oct. 28, 1997
5661242 Process and apparatus for the ultrasonic testing of a component accessible only through a gap Aug. 26, 1997
5657245 Component maintenance system Aug. 12, 1997
5625150 Integrated acoustic leak detection sensor subsystem Apr. 29, 1997
5596612 Testing arrangement for materials testing, particularly in a pressurized-water reactor Jan. 21, 1997
5586155 Narrow access scanning positioner for inspecting core shroud in boiling water reactor Dec. 17, 1996
5577088 Method and device for ultrasonic examination of faces of the internal surface of the wall of cladding Nov. 19, 1996
5568527 Method and apparatus for remote ultrasonic inspection of core spray T-box welds Oct. 22, 1996
5549004 Hand held tube wall thickness ultrasonic measurement probe and system Aug. 27, 1996
5539789 Method and apparatus for identifying failed nuclear fuel rods during refueling in a reactor core Jul. 23, 1996
5533383 Integrated acoustic leak detection processing system Jul. 9, 1996
5519741 System for inspection and mending in a reactor vessel of a nuclear reactor May. 21, 1996
5517537 Integrated acoustic leak detection beamforming system May. 14, 1996
5442665 Strain gauge instrumentation device for in-core monitor housings Aug. 15, 1995
5426678 Method for ultrasonic inspection of a closely packed array of fuel rods surrounded by a thin-walled metallic channel Jun. 20, 1995
5425064 Nuclear turbine coolant flow meter Jun. 13, 1995
5423219 Defects detection device for fuel rod weldment Jun. 13, 1995
5420898 Remote manipulator May. 30, 1995
5418823 Combined ultrasonic and eddy-current method and apparatus for non-destructive testing of tubular objects to determine thickness of metallic linings or coatings May. 23, 1995
5404754 Ultrasonic detection of high temperature hydrogen attack Apr. 11, 1995
5396800 Apparatus and method for inspecting a control rod drive mechanism penetration tube for degradation Mar. 14, 1995
5377237 Method of inspecting repaired stub tubes in boiling water nuclear reactors Dec. 27, 1994
5361280 Method for reading a nuclear fuel assembly identification code Nov. 1, 1994
5327783 Method of monitoring heat exchanger vibrations Jul. 12, 1994
5319972 Ultrasonic liquid level measurement system Jun. 14, 1994
5313838 Bent tube inspection probe with a rotary inspection head May. 24, 1994
H1262 Rod examination gauge Dec. 7, 1993
5257545 Method and apparatus to monitor check valves Nov. 2, 1993

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