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Class Information
Number: 976/DIG.376
Name: Nuclear technology > Decontamination arrangements; treating radioactively contaminated material [g21f-9/00] > Decontamination of contaminated objects, apparatus, clothes, food; preventing contamination thereof [g21f-9/00b]
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Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7166758 Foam and gel methods for the decontamination of metallic surfaces Jan. 23, 2007
7087120 System and method for chemical decontamination of radioactive material Aug. 8, 2006
6973154 Method of chemical decontamination and system therefor Dec. 6, 2005
6907891 Radioactive substance decontamination method and apparatus Jun. 21, 2005
6652661 Radioactive decontamination and translocation method Nov. 25, 2003
6605158 Radioactive decontamination and translocation method Aug. 12, 2003
6497769 Radioactive decontamination and translocation method Dec. 24, 2002
6335475 Method of chemical decontamination Jan. 1, 2002
6147274 Method for decontamination of nuclear plant components Nov. 14, 2000
5852786 Process for decontaminating radioactive materials Dec. 22, 1998
5839079 Method of decontaminating a cementitious or a metallic surface Nov. 17, 1998
5832393 Method of treating chelating agent solution containing radioactive contaminants Nov. 3, 1998
5787353 Process for the in situ recovery of chemical values from UF 6 gaseous diffusion process equipment Jul. 28, 1998
5774816 Apparatus and method for cleaning a vessel Jun. 30, 1998
5763734 Method for containing or removing contaminants from a substrate Jun. 9, 1998
5750081 Solvent extraction of metal containing species May. 12, 1998
5724668 Method for decontamination of nuclear plant components Mar. 3, 1998
5678232 Lead decontamination method Oct. 14, 1997
5640710 Method for melt-decontaminating metal contaminated with radioactive substance Jun. 17, 1997
5634982 Process for decontaminating surfaces of nuclear and fissile materials Jun. 3, 1997
5613238 Methods of decontaminating soils containing hazardous metals Mar. 18, 1997
5545795 Method for decontaminating radioactive metal surfaces Aug. 13, 1996
5545794 Method for decontamination of radioactive metal surfaces Aug. 13, 1996
5523513 Decontamination processes Jun. 4, 1996
5516968 Methods of decontaminating mercury-containing soils May. 14, 1996
5489736 Treatment of solid organic wastes Feb. 6, 1996
5457261 System and method for removing contaminants from solid surfaces and decontaminating waste Oct. 10, 1995
5434331 Removal of radioactive or heavy metal contaminants by means of non-persistent complexing agents Jul. 18, 1995
5386077 Method for removing radioactive scale from fluid carrying equipment Jan. 31, 1995
5322644 Process for decontamination of radioactive materials Jun. 21, 1994
5302324 Method for decontaminating substances contaminated with radioactivity, and method for decontaminating the materials used for said decontamination Apr. 12, 1994
5178823 Decontamination apparatus Jan. 12, 1993
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
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
4963293 Flow control method for decontaminating radioactively contaminated nuclear steam generator Oct. 16, 1990
4942594 Method for the chemical decontamination of large components and systems of metallic materials of nuclear reactors Jul. 17, 1990
4933113 Process for the processing of contaminated boric acid Jun. 12, 1990
4913846 Infrared absorbing composition Apr. 3, 1990
4902351 Method for decontaminating radioactively contaminated surfaces of metallic materials Feb. 20, 1990
4880559 Ceric acid decontamination of nuclear reactors Nov. 14, 1989
4845801 Vehicle for cleaning by liquid spraying and suction Jul. 11, 1989
4847042 Apparatus for storing nuclear reactor fuel assemblies in a water pit Jul. 11, 1989
4839100 Decontamination of surfaces Jun. 13, 1989
4836900 Process for the decontamination of the surface of a metal port contaminated by tritium and apparatus usable for this process Jun. 6, 1989
4828759 Process for decontaminating radioactivity contaminated metallic materials May. 9, 1989
4828760 Method of cleaning a spent fuel assembly May. 9, 1989
4820473 Method of reducing radioactivity in nuclear plant Apr. 11, 1989
4806277 Decontaminating solid surfaces Feb. 21, 1989

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