Treatment of anode slime from copper electrolysis

Details Treatment of anode slime from copper electrolysis Treatment of anode slime from copper electrolysis

1974-10-01

1976-03-16

Ozaki, G.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 83, 75101R, 75117, 75118R, C22B 700

Patent

active

039444147

ABSTRACT:
Process for the flotation of anode slime from copper electrolysis comprising subjecting the anode slime, as a preliminary treatment, to attrition treatment in combination with a copper leaching treatment in a medium of an acid solution. The floated material obtained from the flotation is continuously subjected to three processes of roasting, melting and cupellation in a rotary furnace lined with refractory bricks for recovery of good quality silver anode.

REFERENCES:
patent: 2031299 (1936-02-01), Betterton
patent: 2048563 (1966-07-01), Poland

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