发明名称 |
VERFAHREN ZUR RUECKGEWINNUNGVON EDELMETAL. |
摘要 |
<p>A process for recovering a Group VIII noble metal catalyst, e.g. rhodium, from a liquid medium comprising Group VIII metal and a tar formed as a by-product in a carbonylation process is provided. The process comprises feeding the liquid medium to a first compartment of an electrodialysis cell and feeding a solvent to a second compartment adjacent the first. A voltage is applied to the electrodialysis cell to effect migration of the Group VIII metal from the first compartment to the second. The solvent used is preferably aqueous acetic acid.</p> |
申请公布号 |
AT65942(T) |
申请公布日期 |
1991.08.15 |
申请号 |
AT19870304552T |
申请日期 |
1987.05.21 |
申请人 |
BP CHEMICALS LIMITED |
发明人 |
PARDY, RICHARD BRICE AGNEW |
分类号 |
B01J38/00;B01D61/42;B01D61/44;B01J31/40;C07C45/50;(IPC1-7):B01J31/40 |
主分类号 |
B01J38/00 |
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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