CHARGE FOR PRODUCING PLATINUM GROUP METALS

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 sulfa...

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Bibliographische Detailangaben
Hauptverfasser:	LOLEJT S.I, KALMYKOV JU.M
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	CHEMISTRY FERROUS OR NON-FERROUS ALLOYS METALLURGY PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	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