Pelletizing sulfation of anode slimes

Details Pelletizing sulfation of anode slimes Pelletizing sulfation of anode slimes

1980-05-05

1981-06-09

Hearn, Brian E.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group ib metal

423 45, 423508, 423510, 75 3, 75 99, 75115, C01G 310, C01B 1902

Patent

active

042724937

ABSTRACT:
Anode slimes from an electrorefining operation are fed, together with sulfuric acid, into a heated pelletizer wherein a sulfation reaction occurs, simultaneously with pellet formation, to solubilize copper, nickel and tellurium contained in the slimes.

REFERENCES:
patent: 1741544 (1929-12-01), Slagle
patent: 2039256 (1936-04-01), Martin
patent: 2322348 (1943-06-01), Clark
patent: 4002469 (1977-01-01), Oliver
Cooper, W. (Ed.) Tellurium, Van Nostrand Reinhold Co. NY (1971) pp. 20-29.
Zingaro, R. et al. (Ed.) Selenium, Van Nostrand Reinhold Co. NY (1974) pp. 38-52.
Schloen et al. "Treatment of Electrolytic Copper Refinery Slimes" Journal of Metals, May, 1950, Trans. AIME, vol. 188 pp. 764-777.

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