发明申请
US20140260806A1 SYSTEMS AND METHODS FOR IMPROVED METAL RECOVERY USING AMMONIA LEACHING
有权
使用氨氮浸出改进金属回收的系统和方法
- 专利标题： SYSTEMS AND METHODS FOR IMPROVED METAL RECOVERY USING AMMONIA LEACHING
- 专利标题（中）： 使用氨氮浸出改进金属回收的系统和方法
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申请号： US13804009申请日： 2013-03-14
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公开(公告)号： US20140260806A1公开(公告)日： 2014-09-18
- 发明人: Joanna M. Robertson , Thomas R. Bolles , Dennis D. Gertenbach
- 申请人： FREEPORT-MCMORAN CORPORATION
- 申请人地址： US AZ Phoenix
- 专利权人： FREEPORT-MCMORAN CORPORATION
- 当前专利权人： FREEPORT-MCMORAN CORPORATION
- 当前专利权人地址： US AZ Phoenix
- 主分类号： C22B15/00
- IPC分类号： C22B15/00 ; C22B3/00
摘要：
Systems and methods for basic leaching are provided. In various embodiments, a method is provided comprising leaching a slurry comprising a copper bearing material and an ammonia leach medium, adding copper powder to the slurry, separating the slurry into a pregnant leach solution and solids, and performing a solvent extraction on the pregnant leach solution to produce an loaded aqueous stream.
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