Process for recovering gold and silver from refractory ores

B - Operations – Transporting – 03 – D

Patent

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Details

B03D 1/08 (2006.01) B02C 23/08 (2006.01) B03C 7/00 (2006.01) B03D 1/00 (2006.01) C22B 11/00 (2006.01)

Patent

CA 2699873

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.

L'invention concerne la flottation de minerais à sulfures d'or réfractaires selon les opérations suivantes: broyage du minerai, flottation du minerai, rebroyage des résidus et reflottation de ces résidus pour la production de concentrés aurifères.

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