Base metal mineral flotation processes

Details Base metal mineral flotation processes Base metal mineral flotation processes

B - Operations, Transporting

03

D

B03D 1/002 (2006.01) B03B 1/04 (2006.01) B03D 1/02 (2006.01)

Patent

CA 2163688

A process for recovering a secondary base metal mineral from a material containing it involving treatment of a pulp of the material with surface modifying reagent such as a water soluble sulphide. The pulp is subjected to deaeration by introduction of a non-oxidising gas to prevent oxidation of the reagent. The process is applicable to recovery of secondary minerals such as azurite, malachite, cerussite, anglesite and zinc ferrites from host materials.

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