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Class Information
Number: 376/249
Name: Induced nuclear reactions: processes, systems, and elements > Testing, sensing, measuring, or detecting a fission reactor condition > Vessel monitoring or inspection
Description: Subject matter wherein the state being determined is the integrity of a reactor vessel.

Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8711999 Inspection tool for top guides of a boiling water reactor Apr. 29, 2014
8701493 Vibration monitoring apparatus and vibration monitoring method Apr. 22, 2014
8705684 Renew process implementation for reactor bottom head Apr. 22, 2014
8638897 Underwater remote surface inspection method and apparatus for reactor constituting member Jan. 28, 2014
8619939 Apparatus for ultrasonic inspection of reactor pressure vessel Dec. 31, 2013
8576974 Apparatus for ultrasonic inspection of reactor pressure vessel Nov. 5, 2013
8571164 Clamping jig and system for measuring spacer grids for nuclear fuel assembly Oct. 29, 2013
8565366 Methods and apparatuses for operating and repairing nuclear reactors Oct. 22, 2013
8561287 Under vessel local power range monitor exchange tool Oct. 22, 2013
8526564 Top guide inspection fixture Sep. 3, 2013
8424385 Inspecting device including detachable probe Apr. 23, 2013
8325872 Working device and working method Dec. 4, 2012
8291564 Telescoping tool assembly and method for refurbishing welds of a core shroud of a nuclear reactor vessel Oct. 23, 2012
8111802 Inspection, maintenance, repair, and operating methods for nuclear reactors Feb. 7, 2012
7929656 Apparatus for ultrasonic inspection of reactor pressure vessel Apr. 19, 2011
7818995 Device for measuring back pressure in open-ended chemical reactor tubes Oct. 26, 2010
7805998 Apparatus and method for inspection of turbine valve seats Oct. 5, 2010
7784135 Tool for brushing circumferential welds in restricted access areas Aug. 31, 2010
7769123 Inspection, maintenance, and repair apparatuses and methods for nuclear reactors Aug. 3, 2010
7769124 Natural circulation boiling water reactor and handling method thereof Aug. 3, 2010
7760841 Method and apparatus for executing an operation in a pressure vessel of a nuclear reactor Jul. 20, 2010
7748255 Method for assessing chemical reactor tubes Jul. 6, 2010
7720190 Working device and working method May. 18, 2010
7716961 Method for executing water jet peening May. 18, 2010
7690257 Method and device for checking a welding seam present at one of the interior surfaces of a reactor pressure vessel Apr. 6, 2010
7685878 Apparatus for structural testing of a cylindrical body Mar. 30, 2010
7680319 Method for the non-destructive testing of an element for a nuclear reactor Mar. 16, 2010
7673496 Device for measuring back pressure in chemical reactor tubes Mar. 9, 2010
7633531 Systems and methods for quantitatively assessing the quality of an image produced by an imaging system Dec. 15, 2009
7587942 Ultrasonic inspection crawler and method for inspecting welds of jet pumps in a nuclear reactor vessel Sep. 15, 2009
7561976 Method and system for monitoring the performance of a pipe containing a pressurised fluid Jul. 14, 2009
7512207 Apparatus for delivering a tool into a submerged bore Mar. 31, 2009
7231331 Method and system to detect stress corrosion cracking in pipeline systems Jun. 12, 2007
7218101 Eddy current method of inspecting a pressure vessel shell May. 15, 2007
7201055 Ultrasonic miniature air gap inspection crawler Apr. 10, 2007
7191108 Structured approach for risk-informing deterministic safety analyses Mar. 13, 2007
7134352 Method and apparatus for examining obstructed welds Nov. 14, 2006
7092477 BWR inspection manipulator Aug. 15, 2006
6856662 Remote examination of reactor nozzle J-groove welds Feb. 15, 2005
6665364 Inspection method and apparatus for piping Dec. 16, 2003
6639962 Preventive maintenance method and apparatus of a structural member in a reactor pressure vessel Oct. 28, 2003
6625244 Inspection apparatus for examining jet pump beams in nuclear reactors Sep. 23, 2003
6536283 Assemblies and methods for inspecting piping of a nuclear reactor Mar. 25, 2003
6526114 Remote automated nuclear reactor jet pump diffuser inspection tool Feb. 25, 2003
6525500 Apparatus for robotically inspecting gas turbine combustion components Feb. 25, 2003
6519991 Water jet peening apparatus Feb. 18, 2003
6478948 Method of monitoring and controlling corrosion of furnace boiler tubes Nov. 12, 2002
6459748 Floating ultrasonic testing end effector for a robotic arm Oct. 1, 2002
6449326 Apparatus and method for ultrasonically examining remotely located welds in cast stainless steel nuclear steam supply systems Sep. 10, 2002
6440297 System and method for determining noble metal concentrations in reactor coolant streams Aug. 27, 2002

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