发明名称 |
ENHANCED RECOVERY OF GOLD |
摘要 |
An improved method for recovering refractory gold from a material comprising treating the material to at least partially remove nitric acid-insoluble lead moieties. |
申请公布号 |
US2012090433(A1) |
申请公布日期 |
2012.04.19 |
申请号 |
US201013266037 |
申请日期 |
2010.04.23 |
申请人 |
BUTLER DEAN R.;PRECIOUS METALS RECOVERY PTY LTD |
发明人 |
BUTLER DEAN R. |
分类号 |
C22B11/00;C22B5/00 |
主分类号 |
C22B11/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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