Patents for G21F 9 - Treating radioactively contaminated material; Decontamination arrangements therefor (8,212)
10/1981
10/20/1981US4295401 Apparatus for disposing of radioactive fuel channels
10/13/1981US4294702 Apparatus for the controllable removal of one or more phases from a liquid-liquid extractor
10/07/1981EP0037324A1 Process for immobilizing radioactive alcaline or earth alcaline elements
10/07/1981EP0037312A1 Container for conditioning radioactive effluents
10/07/1981EP0037190A1 Method of electrolytically decontaminating components of nuclear reactor system
10/07/1981EP0036999A2 Process and device for the ultimate storage of contaminated solid materials
10/07/1981EP0036961A2 Container for storing tritium
10/06/1981US4293773 Method for containing spent nuclear fuel rods in a protective container to facilitate disposal
10/06/1981US4293438 Plastics
10/06/1981US4293437 Process for the treatment and packaging of low or average activity radio-active waste
10/06/1981US4293317 Fission product adsorbent impregnated with quinuclidene
10/06/1981CA1110051A1 Fixation of radioactive materials in a glass matrix
10/01/1981WO1981002772A1 Fluidized bed volume reduction of diverse radwastes
09/1981
09/29/1981US4292408 Mass and a method of preparing same of living cells of organisms for adsorbing metal ions from a physiological solution, and employment of the mass for enriching metals
09/29/1981US4291536 Apparatus enabling the storage of radioactive wastes and the recovery of the extraneous heat emitted thereby, and a storage element for incorporation in such apparatus
09/23/1981EP0036359A1 Process for decontaminating an organic solvent containing plutonium
09/23/1981EP0036303A1 Process for analyzing anions and process for treating radioactive liquid waste utilizing the same
09/23/1981EP0036045A1 Pressure wave machine
09/22/1981US4290967 Process for recovery of palladium from nuclear fuel reprocessing wastes
09/22/1981US4290908 Method and apparatus for treatment of radioactive wastes
09/22/1981US4290907 Process for treating radioactive waste
09/22/1981US4290822 Adding metal hydroxide remove oxides, hydrides
09/22/1981US4290785 Dust collector and method of operation
09/16/1981EP0035662A2 Process for conditioning biologically dangerous wastes
09/16/1981EP0035650A2 Continuous-evaporation plant for contaminated liquids
09/15/1981US4289407 Method for binding liquid-containing radioactive wastes and kneading machine therefor
09/08/1981US4288698 Transport and storage vessel for radioactive materials
09/01/1981US4287002 By treating the corroded surfaces containing chromium (iii) oxide and other metal oxides with ozone
09/01/1981US4286977 High efficiency particulate air filter
08/1981
08/25/1981US4285891 Flushing the nuclear fuel with first a hydrogen-containing inert gas and then just an inert gas while heating at high temperatures
08/25/1981US4285830 Spraying, decomposition, physical condensation into liquid and gas phases, and oxidation; continuous processing; nonexplosive
08/20/1981WO1981002256A1 Impregnated charcoal for removing radioactive molecules from gases
08/19/1981EP0034037A1 Method of preparation of material for adsorbing iodine
08/18/1981CA1107073A1 Method for calcining radioactive wastes
08/11/1981US4283367 Plant for separating krypton and xenon from radioactive waste gases
08/11/1981CA1106626A1 Process for the ultimate disposal of spent fuel elements and highly active waste from nuclear power plants
08/11/1981CA1106615A1 Process for recovering actinide values
08/11/1981CA1106589A1 Packaging process for spent fissile products resulting from the reprocessing of dry irradiated fuels
08/05/1981EP0033091A1 Process for purifying a nitric-acid U/Pu solution
08/05/1981EP0033073A1 Method and device for cleaning work pieces wetted with alkali-metal
08/05/1981EP0032949A1 Method for treating a nuclear process off-gas stream
08/04/1981US4282112 Ruthenium recovery process by solvent extraction
08/04/1981US4282092 Titania-alumina
08/04/1981US4281691 Device for transferring and packaging contaminants such as radioactive products within a leak-tight sheath
08/04/1981CA1106186A1 Process for selective separation of uranium from solutions by means of an ion exchanger
07/1981
07/29/1981EP0032803A1 Fission product adsorbent impregnated with quinuclidine
07/29/1981EP0032686A2 Process for conditioning organic solid radioactive wastes especially containing nuclear fuel
07/28/1981US4280922 Kneading and degassing
07/28/1981US4280921 Blending with powdered metals then consolidating with high pressure
07/22/1981EP0032416A2 Descaling process
07/21/1981US4279875 Releasing tritium from nuclear fuel by oxidation with nitrogen dioxide
07/15/1981EP0031879A1 Device for incorporating radioactive waste in concrete in waste containers
07/14/1981US4278892 Radioactivity-shielding transport or storage receptacle for radioactive wastes
07/14/1981US4278104 System for controlling the number of waste liquid disposal units in operation
07/08/1981EP0031410A1 Method of desorbing fission iodine from a nitric-acidic fuel solution
07/07/1981US4277363 Method for processing a mixture of air and rare gases, especially xenon and krypton
07/07/1981US4277362 Method of treating radioactively contaminated solvent waste
07/07/1981US4277361 Ventilating system for reprocessing of nuclear fuel rods
07/07/1981US4277256 Dilution with carrier gas having approximately the same separating behavior as the radioactive substances
07/07/1981US4276834 Furnace for incineration of nuclear fission and fertile material waste particularly plutonium and uranium containing organic waste
07/07/1981CA1104658A1 Dehydration and incineration of sample material
07/07/1981CA1104423A1 Treatment of waste
07/01/1981EP0031048A1 Device and method for storing spent fuel elements
06/1981
06/30/1981CA1103930A1 Method of inclusion melting glass with radioactive components, and furnace for carrying out such method
06/23/1981US4275045 Method of extraction, trapping and storage of radioactive iodine contained in irradiated nuclear fuels
06/23/1981US4274976 Treatment of high level nuclear reactor wastes
06/23/1981US4274962 Evaporator
06/17/1981EP0030467A2 Method and apparatus for treatment of radioactive waste
06/17/1981EP0030404A1 Method for net decrease of hazardous radioactive nuclear waste materials
06/16/1981US4274007 Radiation-shielding transport and storage vessel
06/16/1981US4273670 Apparatus for and method of removing radioactive bottoms from an evaporator
06/16/1981US4273652 Installation for filtration of a contaminated fluid
06/16/1981CA1103227A1 Liquid membrane process for uranium recovery
06/10/1981EP0030068A1 Apparatus for chemically digesting low-level radioactive solid waste materials and method of operating said apparatus
06/10/1981EP0029875A1 Process for fixation of radioactive Krypton in zeolites for ultimate disposal
06/09/1981US4272683 Transport and storage vessel for radioactive materials
06/02/1981US4271034 Process of denitration of highly radio-active waste solutions
06/02/1981US4270938 Processes for decontaminating nuclear process off-gas streams
05/1981
05/26/1981US4269728 Method for storing spent nuclear fuel in repositories
05/26/1981US4269706 Acidification with nitric acid; basification with calcium oxide or hydroxide; agitation to produce a suspension of radioactive materials; centrifuging
05/20/1981EP0028773A2 Process for removing radioactive carbon oxides produced by nuclear plants and device for carrying out this process
05/20/1981EP0028726A2 Process and device for drying radioactive liquid-waste concentrates from evaporation plants
05/20/1981EP0028670A1 Process for preparing bodies containing highly radioactive wastes
05/19/1981US4268485 Process for the separation of radioactive impurities of baddeleyite
05/19/1981US4268409 Pelletization
05/19/1981US4268388 Flammable and nonflammable materials treated concurrently
05/13/1981EP0028442A2 Storage arrangements for nuclear fuel elements
05/13/1981EP0028347A1 Transportable device for the receipt of substances to be shielded from the surroundings
05/12/1981US4266955 Particle-in-gas filtration
05/12/1981US4266601 Heat exchanger for contaminated water
05/06/1981EP0028010A2 Method and device for storing radioactive waste, in particular irradiated fuel elements
05/05/1981US4265707 Method and apparatus for separating fission and activation products from gas atmospheres
04/1981
04/28/1981US4264341 Using a ceramic filter and a fluxing agent
04/22/1981EP0027389A1 Non-destructive process for determining physical state of materials within sealed container
04/22/1981EP0027388A1 Decontamination method and apparatus
04/21/1981US4263163 Process for calcining a material
04/21/1981US4263028 Filter system for purifying gas or air streams
04/14/1981US4261713 Apparatus for the separation and recovery of a solid product transported by a gas
04/14/1981US4261269 Furnace for incinerating waste
04/14/1981CA1099217A1 Discharge apparatus for removing granular filter material from a filter housing and a filter apparatus having same
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