公开(公告)号：US20190218641A1

公开(公告)日：2019-07-18

申请号：US16334567

申请日：2017-09-19

申请人： BHP BILLITON OLYMPIC DAM CORPORATION PTY LTD

发明人： David BOJCEVSKI ,  John Kenneth ENGLAND ,  Gary Vernon RORKE

IPC分类号： C22B3/06 ,  C22B3/02 ,  C22B60/02 ,  C22B3/00 ,  C22B15/00

CPC分类号： C22B3/06 ,  C22B3/02 ,  C22B11/00 ,  C22B11/04 ,  C22B15/00 ,  C22B15/0028 ,  C22B15/0067 ,  C22B60/02 ,  C22B60/0226 ,  C25C1/12 ,  Y02P10/234

摘要： A process for recovering copper, uranium and one or more precious metals from an ore material, including: a. forming a heap of the ore material; b. subjecting the heap of the ore material to an acidic heap leach using an iron containing acidic leach solution in the presence of an oxygen containing gas, and producing a pregnant leach solution and a ripios; c. subjecting the ripios to flotation to produce a copper containing ripios concentrate and tailings; and d. subjecting the ripios concentrate to a smelting process to produce a smelted copper product. e. recovering copper and uranium from the pregnant leach solution.