Recovery of gold from acidic solutions

Details Recovery of gold from acidic solutions Recovery of gold from acidic solutions

1990-07-06

1991-07-02

Rosenberg, Peter D.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

C22B 1106, C22B 1104

Patent

active

050282603

ABSTRACT:
A process for recovery of gold from an impure precious and base metal-bearing acidic chloride or mixed chloride/sulphate solution comprises the steps of contacting the acidic solution with a polymeric acrylic ester adsorbent ion exchange resin to selectively adsorb gold, and stripping the gold from the loaded resin by elution with water.

REFERENCES:
patent: 4168971 (1979-09-01), Szczepanski
patent: 4723998 (1988-02-01), O'Neil

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