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2 071 837

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IPC

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Application

5054841/03, 1992-07-15

(22)

Actual filing date

1992-07-15

(45)

Published

1997-01-20

(72)

Inventor

Timoshenko L.I.Samojlov V.G.Lavrov V.I.Parshina L.N.Ivanov A.E.Markosjan S.M.Bobatenko S.K.Zhelonina T.G.

(73)

Holder

Institut Khimii I Khimiko-Metallurgicheskikh Protsessov So Ran

METHOD OF SULFIDE COPPER-NICKEL ORES FLOTATION Russian patent published in 1997 - IPC

Abstract RU 2071837 C1

FIELD: mineral resources benefication, ores flotation. SUBSTANCE: ore in the form of pulp is conditioned with butyl aerofloat. Frother is introduced. Copper minerals are separated in froth product. Additionally in conditioning N-( 2-venylxyethyl) carbamide. Ratio of components, mass %: butyl aerofloat - (82.90 - 95.88); N-( 2-venylxyethyl) carbamide - (4.12 - 17.10). EFFECT: improved process. 1 tbl

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RU 2 071 837 C1

Authors

Timoshenko L.I.

Samojlov V.G.

Lavrov V.I.

Parshina L.N.

Ivanov A.E.

Markosjan S.M.

Bobatenko S.K.

Zhelonina T.G.

Dates

1997-01-20—Published

1992-07-15—Filed

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