Process and device for flash smelting sulphide ores and concentrates

A process and device to be used in the flash smelting of sulphide ores or concentrates is disclosed, wherein the gases emerging from the rising zone of the flash smelting furnace are fed together with the sulphide ore or concentrate into a pretreatment zone, from where the cooled gases are removed f...

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Bibliographische Detailangaben
Hauptverfasser:	NERMES, ESKO OLAVI, TALONEN, TIMO TAPANI
Format:	Patent
Sprache:	eng
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:	A process and device to be used in the flash smelting of sulphide ores or concentrates is disclosed, wherein the gases emerging from the rising zone of the flash smelting furnace are fed together with the sulphide ore or concentrate into a pretreatment zone, from where the cooled gases are removed for the recovery of sulphur and the pre-treated sulphide ore or concentrate is fed into the upper end of the reaction zone of the flash smelting furnace.