CHARGE FOR PRODUCING PLATINUM GROUP METALS Russian patent published in 1998 - IPC

Abstract RU 2116365 C1

FIELD: precious metal technology. SUBSTANCE: charge is intended for pyrometallurgical processing of concentrates and middlings from platinum metal finishing. Charge contains silicate glass, carbon-containing reducing agent, original concentrate or finishing middlings, and, additionally, sodium sulfate and calcium fluoride. EFFECT: increased recovery of platinum group metals into desired product, reduced loss of metals with slag, and reduced expenses on subsequent processing of platinum metals in finishing cycle. 3 tbl

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RU 2 116 365 C1

Authors

Lolejt S.I.

Kalmykov Ju.M.

Dates

1998-07-27—Published

1996-11-27—Filed