Flash smelting process

Details Flash smelting process Flash smelting process

1986-02-07

1986-10-07

Rosenberg, Peter D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 6, 75 7, 75 23, 75 74, C22B 1500

Patent

active

046157298

ABSTRACT:
A copper flash smelting process in which part of a sulfidic copper feed is roasted in the presence of a calcareous SO.sub.2 scavenger to produce a calcine containing calcium sulfate and an oxidic copper product, the calcine is mixed with additional feed and the mixture is flash smelted to provide a metallic product and a calcareous slag.

REFERENCES:
patent: 3932170 (1976-01-01), Shah
patent: 4104055 (1978-08-01), Lippert

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