Menetelmä sinkkiä ja rautaa siältävien sulfidien käsittelemiseksi

Sulphur and a solution containing a predetermined concentration of zinc sulphate (preferably 150 g. Zn/1), are prepared from zinc sulphide ores containing iron by leaching the ore with sufficient sulphuric acid to form the required concentration of zinc sulphate, but insufficient to react with all t...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GULYAS,JAMES W, VELTMAN,HERBERT, MIDDAGH,WILLIAM R, O'KANE,PATRICK T
Format:	Patent
Sprache:	fin ; swe
Schlagworte:	APPARATUS THEREFOR CHEMISTRY COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F COMPOUNDS THEREOF ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FERROUS OR NON-FERROUS ALLOYS INORGANIC CHEMISTRY METALLURGY NON-METALLIC ELEMENTS PRETREATMENT OF RAW MATERIALS PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY ORREFINING OF METALS PRODUCTION AND REFINING OF METALS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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