Process for the recovery of non-ferrous metal sulfides

Details Process for the recovery of non-ferrous metal sulfides Process for the recovery of non-ferrous metal sulfides

1985-10-28

1988-12-27

Stoll, Robert L.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

423 26, 423 53, 423 89, 423 99, 423138, 209166, 558244, 558245, C22B 100

Patent

active

047938528

ABSTRACT:
This invention relates to a method of recovering non-ferrous metal sulfides from a metal ore which comprises subjecting the metal ore, in the form of an aqueous pulp, to a froth flotation process in the presence of a flotating amount of a flotation collector wherein the collector comprises a compound which corresponds to one of the formulas ##STR1## wherein R.sup.1 is alkyl, aryl or aralkyl group wherein the aryl and aralkyl can be substituted with a halo or alkyl moiety;

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