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Class Information
Number: 976/DIG.392
Name: Nuclear technology > Decontamination arrangements; treating radioactively contaminated material [g21f-9/00] > Treating solids [g21f-9/28] > Processing [g21f-9/30]
Description:










Sub-classes under this class:

Class Number Class Name Patents
976/DIG.393 By incineration [g21f-9/32] 37


Patents under this class:

Patent Number Title Of Patent Date Issued
8383021 Mixed-layered bismuth-oxygen-iodine materials for capture and waste disposal of radioactive iodine Feb. 26, 2013
8262950 Low sintering temperature glass waste forms for sequestering radioactive iodine Sep. 11, 2012
6716402 Dissolution and decontamination process Apr. 6, 2004
6231683 Method for cleaning radioactively contaminated material May. 15, 2001
5826203 Method for solidifying waste containing radioactive iodine Oct. 20, 1998
5750081 Solvent extraction of metal containing species May. 12, 1998
5523514 Process for dissolving plutonium and/or other radioactive elements present in solid or liquid products Jun. 4, 1996
5414196 Method of decontaminating a cementitious surface May. 9, 1995
5411149 Aqueous biphasic extraction process with pH and particle control May. 2, 1995
5055236 Method and apparatus for underwater remote controlled radioactive waste reduction of boiling water nuclear reactor control rods Oct. 8, 1991
4869794 Process for eliminating the chloride ions present in contaminated solid wastes, such as incineration ashes contaminated by actinides Sep. 26, 1989
4855080 Method for decontaminating specially selected plastic materials which have become radioactively contaminated, and articles Aug. 8, 1989
4855081 Method for decontaminating conventional plastic materials which have become radioactively contaminated, and articles Aug. 8, 1989
4851156 Retention of radio-ruthenium in acid processing of nuclear waste Jul. 25, 1989
4816228 Apparatus for melting waste Mar. 28, 1989
4793983 Method of reprocessing boron carbide irradiated with neutrons from trim or shut-down elements from nuclear reactors Dec. 27, 1988
4772430 Process for compacting and solidifying solid waste materials, apparatus for carrying out the process and overall system for disposal of such waste materials Sep. 20, 1988
4770783 Method of processing waste from a nuclear power plant, said waste comprising ion-exchange resin containing radioactive metals Sep. 13, 1988
4749519 Process for the recovery of plutonium contained in solid waste Jun. 7, 1988
4737315 Method of treating radioactive organic wastes Apr. 12, 1988
4715992 Filter element reduction method Dec. 29, 1987
4710318 Method of processing radioactive waste Dec. 1, 1987
4708571 Method of and apparatus for the introduction of radiocative metallic wastes into a melting furnace Nov. 24, 1987
4671898 Process for treatment of a spent, radioactive, organic ion exchange resin Jun. 9, 1987
4624792 Method for treating radioactive organic wastes Nov. 25, 1986
4587098 Method of stabilized operation of acid digestion kettle of tantalum May. 6, 1986
4509978 Recoverable immobilization of transuranic elements in sulfate ash Apr. 9, 1985
4437999 Method of treating contaminated insoluble organic solid material Mar. 20, 1984
4425148 Device for the continuous production of glass bodies especially containing radioactive waste Jan. 10, 1984
4401591 Treatment of organic ion exchange material containing radioactive waste products Aug. 30, 1983
4349465 Process for the treatment of combustible, solid radioactive wastes Sep. 14, 1982
4341738 Decomposition and oxidation system Jul. 27, 1982
4326842 Device for the pulverization of radioactive wastes Apr. 27, 1982
4313845 System for chemically digesting low level radioactive, solid waste material Feb. 2, 1982
4279875 Method of releasing fission gases from irradiated fuel Jul. 21, 1981
4268485 Process for the separation of radioactive impurities of baddeleyite May. 19, 1981
4268409 Process for treating radioactive wastes May. 19, 1981
4234449 Method of handling radioactive alkali metal waste Nov. 18, 1980
4230672 Apparatus for recovering nuclear fuel from scrap material Oct. 28, 1980
4217192 Decontamination of metals using chemical etching Aug. 12, 1980
4180476 Process for the extraction of fission products Dec. 25, 1979
4172807 Method for anchoring radioactive substances in a body resistant to leaching by water Oct. 30, 1979
4162229 Decontamination process Jul. 24, 1979
4131563 Process of preparing substantially solid waste containing radioactive or toxic substances for safe, non-pollutive handling, transportation and permanent storage Dec. 26, 1978
4124525 Process for working up uranium-thorium wastes Nov. 7, 1978
4118317 Method of purifying ion exchanger resins spent in the operation of a nuclear reactor Oct. 3, 1978
3957676 Chemical digestion of low level nuclear solid waste material May. 18, 1976











 
 
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