发明名称 |
Solvent extraction process |
摘要 |
A process for the extraction of palladium from an aqueous medium containing palladium and halide or pseudo-halide ions using as extractant a nitrogen-containing heterocyclic carbonamide or ester characterised in that the total concentration of free halide and pseudo-halide in the aqueous medium is less than 1 molar. |
申请公布号 |
ZA9502641(B) |
申请公布日期 |
1995.10.02 |
申请号 |
ZA19950002641 |
申请日期 |
1995.03.30 |
申请人 |
ZENECA LIMITED. |
发明人 |
RAYMOND FREDERICK DALTON;MARIA CLARA COSTA |
分类号 |
C22B3/24;C22B3/36;C22B11/00 |
主分类号 |
C22B3/24 |
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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