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2 075 548

(13)

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(51)

IPC

(21) (22)

Application

93001773/02, 1993-01-12

(22)

Actual filing date

1993-01-12

(45)

Published

1997-03-20

(72)

Inventor

Jashina G.M.

(73)

Holder

Nauchno-Proizvodstvennyj Kooperativ

METHOD OF PROCESSING OF LEAN MINE SULFATE SOLUTIONS CONTAINING ZINC Russian patent published in 1997 - IPC

Abstract RU 2075548 C1

FIELD: hydrometallurgy of nonferrous metals, technology of zinc recovery from lean mine waters. SUBSTANCE: lean mine sulfate solutions are processed by additional dissolving of zinc in sulfate electrolyte with use of soluble zinc anodes and simultaneous precipitation of zinc on cathode which is accomplished at cathode current density of 350-675 A/sq.m and zinc concentration in solution in terms of metal is 6-10 g/l. EFFECT: higher efficiency. 1 tbl

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RU 2 075 548 C1

Authors

Jashina G.M.

Dates

1997-03-20—Published

1993-01-12—Filed

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