Classifying – separating – and assorting solids – Fluid suspension – Liquid
Patent
1991-02-22
1991-12-24
Silverman, Stanley S.
Classifying, separating, and assorting solids
Fluid suspension
Liquid
252 61, B03D 101, B03D 102
Patent
active
050749935
ABSTRACT:
A method of flotation of sulfides wherein pyrrhotite is depressed by use of a water-soluble polyamine while non-ferrous metal-containing sulfide or sulfidized minerals are floated selectively.
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Kerr Andrew N.
Liechti Dietrich
Marticorena Maria A.
Pelland Daniel A.
Inco Limited
Lithgow Thomas M.
Mulligan, Jr. Francis J.
Silverman Stanley S.
Steen Edward A.
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