Recovery of metal values from complex sulfides

Details Recovery of metal values from complex sulfides Recovery of metal values from complex sulfides

1982-05-07

1983-10-18

Vertiz, O. R.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

423 39, 423 98, 423109, C01G 305, C01G 2116, C01G 904

Patent

active

044104960

ABSTRACT:
Metal values, such as copper, lead and zinc, are recovered from complex sulfides, e.g., ores or smelter flue dusts, by means of aqueous leaching in the presence of oxygen and CaCl.sub.2 or BaCl.sub.2 at elevated temperature.

REFERENCES:
patent: 1011562 (1911-12-01), Bradley
patent: 1736659 (1929-11-01), Mitchell
patent: 3981962 (1976-09-01), Smyres et al.
patent: 4013456 (1977-03-01), Bergsoe
patent: 4113471 (1978-09-01), Langhorst et al.

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