PROCESS FOR RECOVERING GOLD AND SILVER FROM REFRACTORY ORES

Title:

PROCESS FOR RECOVERING GOLD AND SILVER FROM REFRACTORY ORES

Document Type and Number:

WIPO Patent Application WO/2009/037594

Kind Code:

A3

Abstract:

The present invention is directed to flotation of refractory gold sulfide ores in which the ore is ground, floated, the tailings reground, and refloated to produce gold- bearing concentrates.

More Like This:

WO/2009/110357

METHOD OF TREATING SOLUTION RESULTING FROM TREATMENT OF CHLORINE-CONTAINING SUBSTANCE

Inventors:

HILLIER DANIEL (CA)
GORAIN BARUN (CA)
MCMULLEN JACQUES (CA)

Application Number:

PCT/IB2008/003584

Publication Date:

May 05, 2011

Filing Date:

September 11, 2008

Export Citation:

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Assignee:

BARRICK GOLD CORP (CA)
HILLIER DANIEL (CA)
GORAIN BARUN (CA)
MCMULLEN JACQUES (CA)

International Classes:

B03D1/08; B02C23/08; B03C7/00; B03D1/00; C22B11/00

Foreign References:

CA2264865A1	1998-04-30
CA2095307A1	1993-11-06
CA2272037A1	2000-11-04

Other References:

DATABASE WPI Derwent World Patents Index; AN 1982-33267E

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