Featured patents

System and Method for Detecting Leakage of Nuclear Reactor Coolant Using Laser Induced Emission Spectrum
US 08855259 B2, Oct. 7, 2014, Leak detection, Euo-Chang Jung et al. / Korea Atomic Energy Research Institute KR
A method of detecting leakage of nuclear reactor coolant, the method being…

Preventive Maintenance/Repair Device and Preventive Mainenance/Repair Method for Cylindrical Structure
US 08848857 B2, Sept. 30, 2014, With jet pump, Mitsuaki Shimamura et al. / Kabushiki Kaisha Toshiba (Tokyo, JP)
A preventive maintenance/repair device for use in maintaining and repairing…

System of Controlling Steam Generator Level During Main Feed-Water Control Valve Transfer for Nuclear Power Plant
US 08811560 B2, Aug. 19, 2014, By coolant flow, In Ho Song et al. / Kepco Engineering & Construction Company (Gyeonggi-do, KR)
A system for controlling a main feed-water pump and a main feed-water control…

Seismic Safe Nuclear Power Plant
US 08867691 B1, Oct. 21, 2014, Reactor Protection or Damage Prevention, Warren N. Root
A system for isolating a nuclear power plant from effects of seismic action,…

Pressurizer With a Mechanically Attached Surge Nozzle Thermal Sleeve
US 08681922 B2, March 25, 2014, Pressure suppression and relief, Robert M. Wepfer / Westinghouse Electric Company LLC (Cranberry Township, US)
A pressurizer for a pressurized water nuclear reactor comprising:…

Fully Passive Decay Heat Removal System for Sodium-Cooled Fast Reactors That Utilizes Partially Immersed Decay Heat Exchanger
US 08670518 B2, March 11, 2014, Decay heat removal, Tae-Ho Lee et al. / Korea Atomic Energy Research Institute (Daejeon, KR)
A fully passive decay heat removal system comprising: a hot pool having received…

Fuel Bundle and Spacer Band
US 08599994 B2, Dec. 3, 2013, Including grid, Russell Patrick Higgins / General Electric Company (Schenectady, US)
A spacer grid for a nuclear reactor fuel bundle, said grid comprising:…

Method and Apparatus for a Jet Pump Inlet Mixer Integral Slip Joint Clamp
US 08599992 B2, Dec. 3, 2013, With jet pump, Robin D. Sprague / GE-Hitachi Nuclear Energy Americas, LLC (Wilmington, US)
A boiling water reactor (BWR) jet pump assembly inlet mixer slip joint clamp,…

Reactor Vessel Coolant Deflector Shield
US 08542792 B1, Sept. 24, 2013, With particular flow directing or diverting means, Jose N. Reyes, Jr. et al. / NuScale Power, LLC (Corvallis, US)
A nuclear reactor module, comprising:…

Suppression Method of Radionuclide Deposition on Reactor Component of Nuclear Power Plant
US 08457270 B2, June 4, 2013, Impurity removal, Hideyuki Hosokawa et al. / Hitachi-GE Nuclear Energy, Ltd. (Hitachi-shi, JP)
A method of suppressing deposition of radionuclides on components of a nuclear…

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