Recovery of manganese values

Details Recovery of manganese values Recovery of manganese values

1976-02-19

1977-06-07

Carter, Herbert T.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group viib metal

423 49, 423 54, 423 57, 75115, 75116, C01G 4510

Patent

active

040284638

ABSTRACT:
Manganese values may be recovered from manganese bearing sources by subjecting said source to a roast in the presence of sulfuric acid and a reductant which comprises a chromium-containing compound at temperatures ranging from about 200.degree. to about 500.degree. C. followed by leaching, separation, solvent extraction or ion exchange whereby manganese is extracted, followed by separation and recovery of the manganese.

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patent: 3082080 (1963-03-01), Simons
patent: 3085875 (1963-04-01), McCarroll
patent: 3106451 (1963-10-01), Globus
patent: 3244513 (1966-04-01), Zubryekyj et al.
patent: 3906075 (1975-09-01), Menz
Adam et al., "Talanta", vol. 18, 1971, pp. 91-95.

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