Method of purifying uranium tetrafluoride hydrate and...

Details Method of purifying uranium tetrafluoride hydrate and... Method of purifying uranium tetrafluoride hydrate and...

C - Chemistry, Metallurgy

01

G

23/226

C01G 43/01 (2006.01) C01B 15/047 (2006.01) C22B 60/02 (2006.01)

Patent

CA 1107032

METHOD OF PURIFYING URANIUM TETRAFLUORIDE HYDRATE AND PREPARING URANIUM (VI) PEROXIDE HYDRATE USING A FLUORIDE PRECIPATATING AGENT ABSTRACT OF THE DISCLOSURE A method of preparing uranium (VI) peroxide hydrate from uranium tetrafluoride hydrate, comprising the steps of digesting uranium tetrafluoride hydrate in an aqueous acid in the presence of a fluoride precipitating agent to produce an aqueous uranium solution, filtering the aqueous uranium solution to remove precipitated fluorides and undissolved material, adjusting the aqueous uranium solution to a pH between about 1 to about 3, reacting the aqueous uranium solution with peroxide to precipitate uranium (VI) peroxide hydrate, and separating the precipitated uranium (VI) peroxide hydrate.

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