Chloride heap leaching

A heap leaching method to recover copper from a primary copper sulphide mineral wherein the mineral is leached in an acidic chloride/sulphate solution in the presence of oxygen with the surface potential of the mineral below 600 mV (vs. SHE) to cause dissolution of the copper sulphide.

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Bibliographische Detailangaben
Hauptverfasser:	BASSON PETRUS, MULLER ELMAR L, NICOL MICHAEL J
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 heap leaching method to recover copper from a primary copper sulphide mineral wherein the mineral is leached in an acidic chloride/sulphate solution in the presence of oxygen with the surface potential of the mineral below 600 mV (vs. SHE) to cause dissolution of the copper sulphide.