Patents for C01G 43 - Compounds of uranium (1,053)
10/1981
10/06/1981US4293530 Removal of iron as sulfate
10/06/1981US4293528 Yellowcake processing in uranium recovery
10/06/1981US4293507 Preparation of shaped bodies
09/1981
09/29/1981US4292279 Production of high purity uranium compounds from crude yellow cake
09/29/1981CA1109663A1 Method for treating a particulate nuclear fuel material
09/23/1981EP0036039A2 Process for removing adherent, notably pulverulent deposits in apparatuses treating uranium hexafluoride
09/22/1981CA1109275A1 Uranium recovery from wet process phosphoric acid
09/08/1981CA1108377A1 Preparation of high surface area metal fluorides and metal oxyfluorides, especially aluminum fluoride extrudates
08/1981
08/19/1981EP0033838A1 Process for recovering uranium from wet-process phosphoric acid
08/12/1981EP0033444A1 Process for recovering uranium and/or plutonium from solutions with a high salt load
08/11/1981US4283370 And eluting with a mineral acid
08/11/1981CA1106616A1 Process for the recovery of uranium from wet-process phosphoric acid
08/11/1981CA1106615A1 Process for recovering actinide values
08/05/1981EP0033091A1 Process for purifying a nitric-acid U/Pu solution
08/04/1981CA1106188A1 Extraction process
08/04/1981CA1106186A1 Process for selective separation of uranium from solutions by means of an ion exchanger
07/1981
07/22/1981EP0032341A1 Apparatus for atomizing a reaction mixture
07/22/1981EP0032184A1 Process for recovering uranium or uranium compounds from phosphoric acid
07/21/1981CA1105264A1 Hydrometallurgical process for the treatment of ores
07/14/1981US4278560 Method for manufacturing gadolinium-containing nuclear fuels
07/14/1981US4278559 Method for processing spent nuclear reactor fuel
07/14/1981CA1104830A1 Recovery of molybdenum from uranium liquors
07/08/1981EP0031460A2 Process for recovering uranium or its compounds from phosphoric acid
07/01/1981EP0031066A1 Process for producing nuclear-fuel oxides
06/1981
06/30/1981CA1104109A1 Extractant and process for extracting uranium wet- process phosphoric acid
06/23/1981US4275046 By reaction of a metal oxide with a fluorocarbon vapor
06/23/1981US4275037 Uranium
06/23/1981CA1103461A1 Process for recovering uranium from wet-process phosphoric acid
06/16/1981CA1103227A1 Liquid membrane process for uranium recovery
06/09/1981US4272490 Hydrometallurgical process for the treatment of ores
06/09/1981CA1102679A1 In situ leach method for recovering uranium and related values
06/02/1981US4271127 Apparatus for the continuous precipitation of uranium peroxide
06/02/1981CA1102142A1 Recovery of useful materials from calcines
04/1981
04/14/1981US4261934 Method for homogenizing mixed oxide nuclear fuels
04/08/1981EP0026389A1 Process for preparing high-density oxidic nuclear-fuel bodies
03/1981
03/24/1981US4258021 Method of producing UO2 wherein methanol wash is provided
03/24/1981US4258013 Uranium recovery from wet process phosphoric acid
03/24/1981CA1097926A1 Process for reducing molybdenum and carbonate contamination of uranium yellowcake
03/10/1981US4255393 Ammonium diuranate from ammonium hydroxide and uranyl fluoride in presence of an acrylic polymer
03/10/1981CA1097211A1 Process for recovering uranium and other base metals
03/03/1981CA1096583A1 Method of preparation of uranium tetrafluoride
02/1981
02/17/1981CA1095689A1 Simultaneous extraction and recovery of uranium and vanadium from wet process acids
02/10/1981CA1095482A1 Production of nuclear fuel
02/10/1981CA1095481A1 Nuclear fuel grinding reduction
01/1981
01/28/1981EP0023057A1 Process for preparing phosphates and a uranium-containing concentrate from wet-process phosphoric acid, as well as phosphates and uranium-containing concentrate obtained with application of this process
01/13/1981CA1093279A1 Process for the preparation of uranium dioxide
01/06/1981US4243638 Iron EDTA chelate catalyzed oxidation of uranium
12/1980
12/10/1980EP0019853A1 Pouring solution containing uranyl nitrate for the manufacture of spherical nuclear fuel particles and process for its manufacture
12/09/1980US4238457 Process for the recovery of uranium from wet-process phosphoric acid
11/1980
11/18/1980US4234550 Method for treating a particulate nuclear fuel material
11/11/1980US4233272 Ores recovering by chelation
11/11/1980CA1089192A1 Production of uranium dioxide
10/1980
10/30/1980WO1980002235A1 A method and an apparatus for gathering valuable floating,dissolved and suspended substances from sea water
10/29/1980EP0018340A1 An offshore plant for recovery of valuable floating, dissolved and suspended materials from sea water
09/1980
09/30/1980US4225455 Process for decomposing nitrates in aqueous solution
09/23/1980CA1086444A1 Process for loading weak-acid ion exchange resin with uranium
09/17/1980EP0015811A1 Process for the recovery of uranium present in impure phosphoric acid
08/1980
08/20/1980EP0014296A1 Sodium uranate in the shape of spherical particles having a good flowability and process for its production
07/1980
07/08/1980US4211757 Actinide sulfite tetrahydrate and actinide oxysulfite tetrahydrate
07/01/1980CA1080462A1 Process for producing fuel particles and fertile material particles
06/1980
06/17/1980US4208377 Process for recovering actinide values
06/17/1980CA1079708A1 Oxidation catalysts and process for preparing same
06/17/1980CA1079487A1 Method of fabrication of uranium oxide uo2 by the dry processing route and a device for the practical application of the method
06/10/1980US4207294 Solvent extraction with organic phosphorus compounds
06/03/1980US4206049 Recovery of uranium by a reverse osmosis process
05/1980
05/27/1980CA1078140A1 Process and apparatus for continuous preparation of uranium tetrafluoride
05/06/1980US4201738 Preparation of U3 O8
04/1980
04/30/1980EP0010394A1 Process for extracting uranium from phosphoric acid
04/29/1980US4200337 Catalyses of uranium oxidation
04/29/1980CA1076365A1 Production of uranium peroxide
04/22/1980US4199551 Recovery of molybdenum and uranium from activated charcoal containing molybdenum and residual uranium
04/08/1980CA1074982A1 Method of stripping solid particles
04/08/1980CA1074978A1 Method for converting uf5 to uf4 in a molten fluoride salt
03/1980
03/05/1980EP0008552A1 Process for the recovery of uranium from an organic phase
02/1980
02/05/1980US4187280 Process for recovering useable products from by-product ammonium nitrate formed in the manufacture of nuclear reactor fuels or breeder materials
01/1980
01/29/1980US4186175 Crown ether uranyl halide complexes
01/23/1980EP0006865A1 Method for separating the isotopes of a heavy metal.
01/22/1980US4185077 Method of recovering uranium from aqueous solution
01/22/1980US4184976 Method of making metallic oxide or carbide particles
01/22/1980CA1070083A1 Lewis acid-fluorine compounds of carbon
01/15/1980CA1069854A1 Method for purifying actinides which are in low oxidation states
12/1979
12/18/1979US4179491 Hydrogen uranyl phosphate, arsenate, or periodate
09/1979
09/25/1979CA1062882A1 Separation of uranium isotopes by accelerated isotope exchange reactions
08/1979
08/07/1979CA1059729A1 Uranium dioxide process
06/1979
06/19/1979US4158616 Uranium oxide production
05/1979
05/01/1979US4152395 Process for the production of free-flowing directly compactable uranium dioxide powder with adjustable sintering properties and apparatus for this process
03/1979
03/22/1979WO1979000142A1 Uranium recovery from wet process phosphoric acid
02/1979
02/20/1979CA1048724A1 Production of spherical particles of ceramic materials
01/1979
01/25/1979WO1979000025A1 Method for separating the isotopes of an element,in particular of a metal having a high atomic weight
12/1978
12/05/1978US4128499 Lewis acid-fluorine compounds of carbon
11/1978
11/21/1978US4126420 Hydrolysis column for an ammonium diuranate conversion line processing system
11/14/1978CA1042181A1 Uranium dioxide calcining apparatus
10/1978
10/24/1978US4122095 Actinide nitrate ditetrahydrofuranate and method of production
10/17/1978US4120936 Process for conversion of UF6 to UO2
10/10/1978US4119563 Process for the production of fuel and fertile particles
10/10/1978US4119559 From intercalation with lewis bases
09/1978
09/26/1978US4117084 Process for producing UO2 F2
09/26/1978US4117083 By reacting with amines, amides, alcohols, sulfides, or sulfoxides
09/19/1978US4115073 Process gas solidification system
09/05/1978US4112055 Method of fabrication of uranium oxide UO2 by the dry processing route and a device for the practical application of the method
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