Method of leaching copper ore
AssigneeJX Nippon Mining & Metals Corporation
InventorsKatsuyuki SATO, Manabu MANABE
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Abstract
Provided is a method of leaching copper ore which contains chalcopyrite, the method includes a first leaching stage based on an oxidative leaching reaction of copper by iron (III) ion, and a second leaching stage, in succession to the first leaching stage, using a solution containing iodide ion and iron (III) ion.
Claims4
A method of leaching copper ore which contains chalcopyrite, the method comprising a first leaching stage based on an oxidative leaching reaction of copper by iron (III) ion, and a second leaching stage, in succession to the first leaching stage, using a solution containing iodide ion and iron (III) ion.
Dependencies are inferred from the claim text.