Process for the recovery of metals

Details Process for the recovery of metals Process for the recovery of metals

1992-03-06

1993-05-25

Lewis, Michael

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Radioactive metal

423 15, 423 54, 423 63, 423DIG14, C01G 4300, C01G 3700, C22B 6002, B01D 1100

Patent

active

052137775

ABSTRACT:
Metal values (especially uranium values) are extracted from aqueous solutions of metal oxyions in the absence of halogen ion using an imidazole of defined formula. Especially preferred extractants are 1-alkyl imidazoles and benzimidazoles having from 7 to 25 carbon atoms in the alkyl group.

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Lo, et al., Handbook of Solvent Extraction, 1983, p. 640.
Dalton, Raymond Fredrick, U.K. Patent Application 2,203,420, A, published 19, Oct., 1988.

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