METHOD FOR REMOVING SULFIDES OF TUNGSTEN-CONTAINING ORES Russian patent published in 1995 - IPC

Abstract RU 2031732 C1

FIELD: enrichment of useful minerals. SUBSTANCE: pulp is conditioned with the help of modifier and collecting agent. Then foaming agent is added and sulfides are removed. Mentioned above collecting agent contains (5-amino-1,3,4-triazolyl-2)methyl-sulfonylacetic acid together with sulfhydryl collecting agent, their mass ratio being 1:19-1:75. EFFECT: improves efficiency of the method. 2 cl, 2 tbl

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RU 2 031 732 C1

Authors

Bel'Kova O.N.

Leonov S.B.

Konovalova N.V.

Mirskova A.N.

Levkovskaja G.G.

Guseva S.A.

Dates

1995-03-27—Published

1991-07-08—Filed