Specialized metallurgical processes – compositions for use therei – Processes – Free metal or alloy reductant contains magnesium
Patent
1996-03-08
1998-10-27
Andrews, Melvyn
Specialized metallurgical processes, compositions for use therei
Processes
Free metal or alloy reductant contains magnesium
75735, 75743, 75744, 423 41, C22B 316
Patent
active
058273484
ABSTRACT:
A method for improving the recovery of gold and silver from precious metal ore is disclosed. The method comprises contacting precious metal ore with an aqueous solution containing certain fluoroaliphatic surfactants.
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Guerra Miguel A.
Jariwala Chetan P.
Moore George G. I.
Savu Patricia M.
Sierakowski Michael J.
Andrews Melvyn
Fortkort John A.
Minnesota Mining and Manufacturing Company
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