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Class Information
Number: 376/306
Name: Induced nuclear reactions: processes, systems, and elements > Reactor protection or damage prevention > Corrosion or damage prevention > By addition of material to coolant
Description: Subject matter wherein the barrier is established by the introduction of a material into the coolant which forms a barrier layer on the component or which will react with the corrosion causing agent.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8681925 Nuclear power plant, method of forming corrosion-resistant coating therefor, and method of operating nuclear power plant Mar. 25, 2014
8675807 Basket and pH adjusting device Mar. 18, 2014
8652272 Suppression method for corrosion of carbon steel member Feb. 18, 2014
8652271 Suppression method for corrosion of carbon steel member Feb. 18, 2014
8494107 Method of suppressing deposition of radioactive isotope Jul. 23, 2013
8457270 Suppression method of radionuclide deposition on reactor component of nuclear power plant Jun. 4, 2013
8433030 Crystal habit modifiers for nuclear power water chemistry control of fuel deposits and steam generator crud Apr. 30, 2013
8379789 Nuclear plant Feb. 19, 2013
8320514 Nuclear power plant, method of forming corrosion-resistant coating therefor, and method of operating nuclear power plant Nov. 27, 2012
8311178 pH adjusting apparatus Nov. 13, 2012
8295426 Method of reducing corrosion of nuclear reactor structural material Oct. 23, 2012
8258794 Measuring device for purity measurements in a media circuit of a power station and method for operating said measuring device Sep. 4, 2012
8259894 Method of suppressing deposition of radioactive isotope Sep. 4, 2012
8233581 Process for adding an organic compound to coolant water in a pressurized water reactor Jul. 31, 2012
8194816 Boiling water reactor nuclear power plant with alcohol injection Jun. 5, 2012
8175211 Method of stress corrosion cracking mitigation for nuclear power plant structural materials May. 8, 2012
8054933 Chemical injection system and chemical delivery process/method of injecting into an operating power reactor Nov. 8, 2011
8040997 PH adjusting system and PH adjusting method Oct. 18, 2011
7889828 Suppression method of radionuclide deposition on reactor component of nuclear power plant and ferrite film formation apparatus Feb. 15, 2011
7869557 Method of stress corrosion cracking mitigating for nuclear power plant structural materials Jan. 11, 2011
7864914 Method of stress corrosion cracking mitigation for nuclear power plant structural materials Jan. 4, 2011
7844024 Suppression method of radionuclide deposition on reactor component of nuclear power plant and ferrite film formation apparatus Nov. 30, 2010
7811392 Suppression method of radionuclide deposition on reactor component of nuclear power plant and ferrite film formation apparatus Oct. 12, 2010
7676017 Vacuum actuated anhydrous ammonia feed system for pH adjustment of boiler condensate/feed water Mar. 9, 2010
7449101 Method of reducing corrosion of metal material Nov. 11, 2008
7346140 Reactor structural member and method of suppressing corrosion of the same Mar. 18, 2008
7264770 Mitigation of stress corrosion cracking of structural materials exposed to a high temperature water Sep. 4, 2007
7147823 High temperature cooling system and method Dec. 12, 2006
6968028 Nuclear power station having a gas-injection device for a coolant Nov. 22, 2005
6944254 Pressurized water reactor shutdown method Sep. 13, 2005
6937686 Iron control in BWR's with sacrificial electrodes Aug. 30, 2005
6928134 Apparatus for admitting gas into the primary coolant of a pressurized water reactor Aug. 9, 2005
6898259 Process for reducing the corrosion of a component of a nuclear facility, and component of a nuclear facility May. 24, 2005
6891912 Fuel assemblies in a reactor core and method of designing and arranging same May. 10, 2005
6885721 Inhibition method of stress corrosion cracking of nuclear steam generator tubes by lanthanum boride Apr. 26, 2005
6873672 Procedure and device for measuring resistance to hydriding of tubes and tubular claddings Mar. 29, 2005
6856665 Method for controlling water quality in nuclear reactor and nuclear power plant to which the method is applied Feb. 15, 2005
6810100 Method for treating power plant heater drain water Oct. 26, 2004
6793883 Application of catalytic nanoparticles to high temperature water systems to reduce stress corrosion cracking Sep. 21, 2004
6724854 Process to mitigate stress corrosion cracking of structural materials in high temperature water Apr. 20, 2004
6714618 Temperature-based method for controlling the amount of metal applied to metal oxide surfaces to reduce corrosion and stress corrosion cracking Mar. 30, 2004
6697449 Temperature-based method for controlling the amount of metal applied to metal oxide surfaces to reduce corrosion and stress corrosion cracking Feb. 24, 2004
6633623 Apparatus and methods for protecting a jet pump nozzle assembly and inlet-mixer Oct. 14, 2003
6606368 Method of operating nuclear power plant, nuclear power plant, and method of controlling water chemistry of nuclear power plant Aug. 12, 2003
6556642 Inhibition method of the secondary side stress corrosion cracking in nuclear steam generator tubes Apr. 29, 2003
6549603 Method of chemical decontamination Apr. 15, 2003
6488782 Method of reducing corrosion potential and stress corrosion cracking susceptibility in nickel-based alloys Dec. 3, 2002
6473480 Method and apparatus for maintaining proper noble metal loading for a noble metal application process for water-cooled nuclear reactors Oct. 29, 2002
6440297 System and method for determining noble metal concentrations in reactor coolant streams Aug. 27, 2002
6430249 Polymer dispersants and methods of use in a nuclear steam generator Aug. 6, 2002

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