| 发明名称 |
PROCESS FOR THE SELECTIVE EXTRACTION OF COPPER USING 4-ACYL-(3H)-PYRAZOL-3-ONES |
| 摘要 |
<p>Liquid/liquid extraction process for copper from an aqueous sulphuric acid solution acting on the concentrated mineral or semi-finished product to be treated. The extraction is carried out in an organic solvent containing in solution an extraction agent derived from 2-phenyl-4-acyl-(3H)-pyrazol-3-ones, with the phenyl group subsitituted or unsubstituted. Application to the upgrading of minerals.</p> |
| 申请公布号 |
ZW5084(A1) |
申请公布日期 |
1984.06.20 |
| 申请号 |
ZW19840000050 |
申请日期 |
1984.03.29 |
| 申请人 |
POUDRES & EXPLOSIFS STE NALE |
发明人 |
JEAN-CLAUDE GAUTIER;SERGE LECOLIER;CLAUDE SORIAUX;SAMMY CHEVALIER |
| 分类号 |
B01D11/04;C01G3/00;C07D231/22;C07D231/26;C22B3/36;(IPC1-7):22B/ |
主分类号 |
B01D11/04 |
| 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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