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Browse by Category: Main > Physics
Class Information
Number: 376/309
Name: Induced nuclear reactions: processes, systems, and elements > Fission reactor material (including reaction products) treatment > Post accident impurity or contaminant removal
Description: Subject matter including the removal of material dislocated by accident or by the failure of a reactor component.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8670517 Nuclear technology plant and method for the pressure relief of a nuclear technology plant Mar. 11, 2014
8218709 Nuclear plant and method for the pressure relief in a nuclear plant Jul. 10, 2012
7668283 Pressuriser for a pressurised water nuclear power station Feb. 23, 2010
6972095 Magnetic molecules: a process utilizing functionalized magnetic ferritins for the selective removal of contaminants from solution by magnetic filtration Dec. 6, 2005
6973154 Method of chemical decontamination and system therefor Dec. 6, 2005
6944254 Pressurized water reactor shutdown method Sep. 13, 2005
6928134 Apparatus for admitting gas into the primary coolant of a pressurized water reactor Aug. 9, 2005
6907891 Radioactive substance decontamination method and apparatus Jun. 21, 2005
6901128 Foreign matter filter for fuel assembly in pressurized water reactor May. 31, 2005
6702902 Method and device for radioactive decontamination of a steel wall Mar. 9, 2004
6652661 Radioactive decontamination and translocation method Nov. 25, 2003
6636577 Laser induced fluorescence water measurement system for nuclear reactors Oct. 21, 2003
6605158 Radioactive decontamination and translocation method Aug. 12, 2003
6497769 Radioactive decontamination and translocation method Dec. 24, 2002
6487265 Treatment method of nuclear reactor internal component Nov. 26, 2002
6466636 Decontamination method Oct. 15, 2002
6246739 Passive aerosol retention apparatus Jun. 12, 2001
6147274 Method for decontamination of nuclear plant components Nov. 14, 2000
6130942 Skills-based automatic call distribution system Oct. 10, 2000
5872825 Apparatus and method for inerting and venting the containment atmosphere in a nuclear power station Feb. 16, 1999
5852786 Process for decontaminating radioactive materials Dec. 22, 1998
5787353 Process for the in situ recovery of chemical values from UF 6 gaseous diffusion process equipment Jul. 28, 1998
5724668 Method for decontamination of nuclear plant components Mar. 3, 1998
5706320 Containment pressure suppression system for liquid metal cooled reactors Jan. 6, 1998
5678232 Lead decontamination method Oct. 14, 1997
5596613 Pressure suppression containment system for boiling water reactor Jan. 21, 1997
5541968 Coring machine and arrangement for sampling nuclear-contaminated and other hazardous waste Jul. 30, 1996
5434331 Removal of radioactive or heavy metal contaminants by means of non-persistent complexing agents Jul. 18, 1995
5425072 Method of heat treating a radioactive surface Jun. 13, 1995
5402454 Process and device for obtaining samples from the atmosphere in a closed gastight vessel, preferably from the reactor safety vessel of a nuclear power station Mar. 28, 1995
5337336 Method and apparatus to decrease radioactive iodine release Aug. 9, 1994
5322644 Process for decontamination of radioactive materials Jun. 21, 1994
5305360 Process for decontaminating a nuclear reactor coolant system Apr. 19, 1994
5295170 Nuclear reactor with passive means of adjusting the pH of post accident water Mar. 15, 1994
5283010 Tritium removal Feb. 1, 1994
5267282 Device for monitoring the stack exit air in a reactor installation Nov. 30, 1993
5227127 Filtered venting system for reactor containment vessel of nuclear power plant Jul. 13, 1993
5122333 Apparatus for eliminating aerosols from air from an escaping nuclear reactor containment vessel Jun. 16, 1992
5093071 Method for avoiding potential accidents in water-cooled nuclear reactors Mar. 3, 1992
5093073 Process for the decontamination of surfaces Mar. 3, 1992
5093072 Process for the radioactive decontamination of metal surfaces, particularly portions of primary circuits of water-cooled nuclear reactors Mar. 3, 1992
5091144 BWR zero pressure containment Feb. 25, 1992
5089216 System for chemical decontamination of nuclear reactor primary systems Feb. 18, 1992
5089217 Clean-up sub-system for chemical decontamination of nuclear reactor primary systems Feb. 18, 1992
5073333 Decontamination method Dec. 17, 1991
5045273 Method for chemical decontamination of the surface of a metal component in a nuclear reactor Sep. 3, 1991
4996020 A system for restraining diffusion of tritium Feb. 26, 1991
4971752 Safety design for nuclear power plants Nov. 20, 1990
4927596 Self-actuating pressure relief device and method for nuclear containment May. 22, 1990
4873050 Method and apparatus for pressure relief of a nuclear power plant Oct. 10, 1989

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