Biological oxidation of sulphide minerals to recover gold, silve

Details Biological oxidation of sulphide minerals to recover gold, silve Biological oxidation of sulphide minerals to recover gold, silve

1998-05-27

1999-09-07

Bos, Steven

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Platinum group metal

423 29, 423138, 4231501, 423DIG17, C22B 1100, C22B 1500, C22B 2300

Patent

active

059483750

ABSTRACT:
A process for treating gold bearing sulphide minerals wherein the minerals are subjected to biological oxidation, the product thereof is separated into light and heavy fractions and gold is recovered from the light fraction using a non-biological process.

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patent: 5573575 (1996-11-01), Kohr
patent: 5676733 (1997-10-01), Kohr
patent: 5766930 (1998-06-01), Kohr

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