Selective mineral recovery

Details Selective mineral recovery Selective mineral recovery

B - Operations, Transporting

03

D

361/4

B03D 1/02 (2006.01) B03D 1/012 (2006.01)

Patent

CA 1189204

Abstract of the Disclosure The recovery of copper and iron from ores is enhanced by adding beta-mercaptoethanol (hereinafter BME) as a depressant to a froth flotation process, preferably in a quantity of about 0.01 pound to about 2 pounds of BME per ton of ore, whereby the flotation of sulfides of zinc and lead is reduced.

425905

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