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    • 2. 发明申请
    • METHOD OF HEAP OR DUMP LEACHING OF COPPER FROM COPPER SULFIDE ORE
    • 铜从硫化物中去除或浸出铜的方法
    • US20110041654A1
    • 2011-02-24
    • US12617934
    • 2009-11-13
    • Manabu MANABE
    • Manabu MANABE
    • C22B3/08
    • C22B15/0071C22B15/0069Y02P10/236
    • The object of the present invention is to provide a method of efficiently leaching copper not only from a readily-soluble copper ore but also a poorly-soluble copper sulfide ore partially containing or consisting of chalcopyrite and/or covellite by means of ore heap leaching under versatile conditions for actual operation.This invention relates to a method of leaching copper from a copper sulfide ore, comprising leaching copper from an ore comprising a copper sulfide ore by heap or dump leaching with the use of a sulfuric acid solution containing ferric (III) ions and iodide ions at a total iodine concentration of 8 to 100 mg/L as a leaching solution.
    • 本发明的目的是提供一种方法,其不仅可以从易溶的铜矿中有效地浸出铜,而且还可以通过矿石堆浸法将部分含有黄铜矿和/或碳黑的部分含有或由其组成的难溶的硫化铜矿石 实际操作的通用条件。 本发明涉及一种从硫化铜矿中浸出铜的方法,包括使用含有三价铁离子和碘离子的硫酸溶液,通过堆浸或倾倒浸出从包含硫化铜矿石的矿石中浸出铜 总碘浓度为8〜100 mg / L作为浸出液。