Method of depressing non-sulfide silicate gangue minerals

B - Operations – Transporting – 03 – D

Patent

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B03D 1/016 (2006.01)

Patent

CA 2222871

A method for the depression of non-sulfide, silicate gangue minerals is provided wherein the depressant is a graft polymer of polyvinyl alcohol and an acrylamide or a mixture thereof with a polysaccharide.

L'invention concerne un procédé d'inhibition de la flottation de minéraux de gangue non sulfurés, de type silicate. Le dépresseur utilisé est un polymère greffé d'alcool polyvinylique et d'un acrylamide ou un mélange de celui-ci avec un polysaccharide.

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