Method for the selective dissolution of lead from mixed minerals

Details Method for the selective dissolution of lead from mixed minerals Method for the selective dissolution of lead from mixed minerals

1983-08-24

1986-02-04

Kaplan, G. L.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group ib metal

75120, 423 42, 423 94, 423 98, 423103, 423109, B01F 100, C01G 305, C01G 312, C22B 300

Patent

active

045685258

ABSTRACT:
The invention is concerned with a method for the selective dissolution of lead in relation to zinc that is present as a sulphurized compound.
The method comprises treating said compound to lixiviation with a solution containing ferrous chloride, while bubbling a gas that contains oxygen through the lixiviating solution.

REFERENCES:
patent: 629856 (1899-08-01), Hoepfner
patent: 799862 (1905-09-01), Meaker
patent: 1838857 (1931-12-01), Mitchell
patent: 2021896 (1935-11-01), Platten
patent: 3998628 (1976-12-01), Gandon et al.
patent: 4097271 (1978-06-01), Swinkels et al.
patent: 4166737 (1979-09-01), Demarthe et al.
patent: 4260588 (1981-04-01), Piret et al.
patent: 4276084 (1981-06-01), Reynolds et al.
patent: 4337128 (1982-06-01), Haakonsen et al.

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