METHOD FOR RECOVERING COPPER, MOLYBDENUM, AND PRECIOUS METALS FROM MINERAL ORES VIA PRESSURE OXIDATION

The present disclosure provides a method of recovering copper, molybdenum, and a precious metal value from a metal-bearing material, the method comprising bulk flotation of the metal-bearing material to form a flotation product, wherein the metal-bearing material comprises a copper compound, a molyb...

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Hauptverfasser: Gunturi, Santosh Srivatsa, Green, Christine Rae, Villalba, JR., Manuel G, Mota, Brenda Lizzet
Format: Patent
Sprache:eng
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Zusammenfassung:The present disclosure provides a method of recovering copper, molybdenum, and a precious metal value from a metal-bearing material, the method comprising bulk flotation of the metal-bearing material to form a flotation product, wherein the metal-bearing material comprises a copper compound, a molybdenum compound, and at least one precious metal value, pressure oxidizing the flotation product to form a pressure oxidized discharge, separating the pressure oxidized discharge to form a separated liquid and separated solid, extracting molybdenum, via a molybdenum solution extraction, from the separated liquid to form a molybdenum-containing stream and a copper-containing stream, extracting copper, via a copper solution extraction, from the copper-containing stream, and extracting the precious metal value, via a cyanide leaching process, from the separated solid.