Copper extraction by arc heater

Details Copper extraction by arc heater Copper extraction by arc heater

1975-06-16

1977-01-18

Satterfield, Walter R.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 74, 75 65R, C22B 1500

Patent

active

040037398

ABSTRACT:
A single step process for converting copper ore to a metal characterized by the step of injecting powdered copper sulfide (Cu.sub.2 S) into an arc heated gas containing oxygen in an amount sufficient to yield elemental copper and sulfur dioxide (SO.sub.2).

REFERENCES:
patent: 3232746 (1966-02-01), Karlovitz
patent: 3459415 (1969-08-01), Holeczy et al.
patent: 3765870 (1973-10-01), Fey et al.
patent: 3796568 (1974-03-01), Szekely et al.
patent: 3893845 (1975-07-01), Mahaffey et al.
patent: 3932171 (1976-01-01), Tylko

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