ZINC CONCENTRATE REPROCESSING METHOD Russian patent published in 1997 - IPC

Abstract RU 2071983 C1

FIELD: nonferrous metallurgy. SUBSTANCE: method involves performing oxidoreduction processing in bubbling mode within recycled slag melt continuously circulating between oxidation and reduction zones, with ratio of recycled slag to slag produced in the process of melting ranging from 3:1 to 6.5:1. EFFECT: increased efficiency by increased extraction of valuable components from zinc concentrate. 1 tbl

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RU 2 071 983 C1

Authors

Vasil'Ev Mikhail Georgievich

Dates

1997-01-20—Published

1993-05-18—Filed