Recovery process of uranium

Details Recovery process of uranium Recovery process of uranium

1982-08-25

1984-10-23

Miller, Edward A.

Chemistry of inorganic compounds

Radioactive

Uranium compound

423 8, 423 9, 423 10, 423253, 423260, C01G 4300

Patent

active

044788045

ABSTRACT:
A recovery process of uranium comprising:
(1) extracting uranium ions with an organic solvent containing one or more compounds selected from the group consisting of alkyl phosphoric acid, alkyl-aryl phosphoric acid, alkyl dithio phosphoric acid, aryl dithio phosphoric acid, neutral phosphoric acid ester and alkyl amine together with a petroleum hydrocarbon as a diluent; and
(2) stripping the uranium ions in the resultant organic solvent from the step (1) to an aqueous phase with contact of an aqueous solution containing one or more compounds selected from the groups of NH.sub.4 F, NH.sub.4 HF.sub.2, KF or KHF.sub.2.

REFERENCES:
patent: 2835552 (1958-05-01), McGinnis
patent: 2882123 (1959-04-01), Long
patent: 3120994 (1964-02-01), Brodsky et al.
patent: 3681035 (1972-08-01), Selman et al.
patent: 4207294 (1980-06-01), Hirono
Peterson et al., "Chemistry in Nuclear Technology", pp. 135-136, Addison-Wesley Publ. Co., Inc. (1963) Reading, Mass.

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