METHOD OF PROCESSING OF LEAD CAKES Russian patent published in 1998 - IPC

Abstract RU 2123059 C1

FIELD: processing of lead cakes of hydrometallurgical production of zinc. SUBSTANCE: method is realized by electric melting of lead cake subjected to preliminary leaching in solution of soda ash with starting concentration of 30-50 g/l at temperature of 75-80 C. EFFECT: increased recovery of silver to black lead from starting lead cake. 1 tbl

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RU 2 123 059 C1

Authors

Kazanbaev L.A.

Kozlov P.A.

Kolesnikov A.V.

Dates

1998-12-10—Published

1997-11-27—Filed