METHOD FOR RECOVERY OF TUNGSTEN FROM MANGANESE-TUNGSTATE CONCENTRATE Russian patent published in 1994 - IPC

Abstract RU 2024638 C1

FIELD: processing of tungsten concentrate. SUBSTANCE: manganese tungstate concentrate is subjected to chemomechanical activation in planetary-centrifugal mill in air-dry atmosphere at room temperature for 1-3 min. The resulting product is decomposed in 9-11% solution of muriatic acid in propylene carbonate at 70-80 C. EFFECT: higher efficiency. 2 tbl

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RU 2 024 638 C1

Authors

Shevtsova I.Ja.

Chernjak A.S.

Dates

1994-12-15—Published

1990-12-10—Filed