METHOD OR REMOVING IMPURITIES FROM ZINC SULFATE SOLUTIONS Russian patent published in 2002 - IPC

Abstract RU 2186131 C2

FIELD: nonferrous metallurgy. SUBSTANCE: invention, in particular, aims at removing copper, cadmium, and cobalt impurities with zinc powder prepared from zinc-based alloy with alloying components, said alloy containing 0.6-0.9% lead, 0.003-0.5% iron, and less than 0.01% space metals. EFFECT: reduced cobalt and nickel contents in purified solution. 1 tbl

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RU 2 186 131 C2

Authors

Kazanbaev L.A.

Kozlov P.A.

Kolesnikov A.V.

Dates

2002-07-27—Published

2000-10-20—Filed