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2 034 664

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C1

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IPC

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Application

5061761/03, 1992-09-09

(22)

Actual filing date

1992-09-09

(45)

Published

1995-05-10

(72)

Inventor

Panova N.I.Sinitsyn V.V.Kirbitova N.V.Sorokina E.M.Kartashova M.E.Eliseev N.I.

(73)

Holder

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

METHOD FOR FLOTATION OF SULFIDE ZINC BEARING ORES Russian patent published in 1995 - IPC

Abstract RU 2034664 C1

FIELD: benefication of minerals. SUBSTANCE: method for flotation of sulfide zinc bearing ores includes pulp conditioning with agents/regulators such as calcium oxide and copper sulfate, collecting agent, and foaming agent, and extraction of zinc concentrate in foam product. FS-413M polyelectrolyte produced from reaction of polyethilenepolyamine and thiourea is injected as additional agent/regulator in the process of conditioning. FS-413M polyelectrolyte consumption is maintained within 10 to 30 g/t(ore). EFFECT: highly productive benefication. 2 cl, 1 tbl

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RU 2 034 664 C1

Authors

Panova N.I.

Sinitsyn V.V.

Kirbitova N.V.

Sorokina E.M.

Kartashova M.E.

Eliseev N.I.

Dates

1995-05-10—Published

1992-09-09—Filed

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