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2 085 495

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Application

94042537/25, 1994-11-28

(22)

Actual filing date

1994-11-28

(45)

Published

1997-07-27

(72)

Inventor

Ter-Oganesjants A.K.Blagodatin Ju.V.Ladin N.A.Dyl'Ko G.N.Gordienko S.G.Lebedev A.E.Rzhevskij I.V.

(73)

Holder

Noril'Skij Gorno-Metallurgicheskij Kombinat

METHOD OF CUPREOUS OXIDE PRODUCING Russian patent published in 1997 - IPC

Abstract RU 2085495 C1

FIELD: nonferrous metallurgy. SUBSTANCE: method involves interaction of copper sulfate solution with metal-reducing agent - copper powder at its mass ratio to copper in solution = (0.85-1.1):1 at pH = 2.75-3.5. Copper sulfate solution source - blister copper sulfate. Copper powder is used as freshly precipitated substance. Process is carried for 10-12 h. EFFECT: decreased cost, increased output of process. 1 dwg, 1 tbl

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RU 2 085 495 C1

Authors

Ter-Oganesjants A.K.

Blagodatin Ju.V.

Ladin N.A.

Dyl'Ko G.N.

Gordienko S.G.

Lebedev A.E.

Rzhevskij I.V.

Dates

1997-07-27—Published

1994-11-28—Filed

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