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2 087 204

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IPC

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Application

95103156/03, 1995-03-06

(22)

Actual filing date

1995-03-06

(45)

Published

1997-08-20

(72)

Inventor

Ehkgauz V.I.Eliseev N.I.Galkin A.P.Averbukh A.V.Shmelev V.I.Anikina T.G.

(73)

Holder

Aktsionernoe Obshchestvo Ural'Skij Nauchno-Issledovatel'Skij I Proektnyj Institut Mednoj Promyshlennosti

MODIFIER FOR FLOATATION OF COPPER-ZINC SULFIDE ORES Russian patent published in 1997 - IPC

Abstract RU 2087204 C1

FIELD: mineral dressing. SUBSTANCE: in the floatation of copper-zinc sulfide ores, industrial-grade ammonium sulfide is suggested to be used as floatation modifier. The modifier is recovered in coke gas treatment process and constitutes complex-chemistry liquid containing ammonia, ammonium thiocyanate, etc. EFFECT: enhanced efficiency of floatation process.

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RU 2 087 204 C1

Authors

Ehkgauz V.I.

Eliseev N.I.

Galkin A.P.

Averbukh A.V.

Shmelev V.I.

Anikina T.G.

Dates

1997-08-20—Published

1995-03-06—Filed

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