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2 048 923

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Application

5041098/03, 1992-05-06

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Actual filing date

1992-05-06

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Published

1995-11-27

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Inventor

Eliseev N.I.Kirbitova N.V.Nuzhina V.N.Cherkashin A.Ju.Boriskov F.F.Ljapina N.K.Ulendeeva A.D.Samigullin I.I.Glazyrina L.N.

(73)

Holder

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

COLLECTING AGENT FOR SULFIDE COPPER-CONTAINING ORE FLOTATION Russian patent published in 1995 - IPC

Abstract RU 2048923 C1

FIELD: concentration of minerals. SUBSTANCE: mixture of ketotetrasulfide and ketodisulfide of the formulas where R1, R2, R3, R4=C1-C4. is added as collecting agent for flotation of sulfide copper-containing ores. EFFECT: enhanced quality of collecting agent. 2 tbl

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RU 2 048 923 C1

Authors

Eliseev N.I.

Kirbitova N.V.

Nuzhina V.N.

Cherkashin A.Ju.

Boriskov F.F.

Ljapina N.K.

Ulendeeva A.D.

Samigullin I.I.

Glazyrina L.N.

Dates

1995-11-27—Published

1992-05-06—Filed

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