| 发明名称 |
PROCESS FOR RECOVERY AND PURIFICATION OF OLEFINIC NITRILES |
| 摘要 |
<p>The present invention provides a method for greatly reducing the amount of solids-containing waste streams produced during the recovery of acrylonitrile or methacrylonitrile produced by the ammoxidation reaction of propylene or isobutylene with molecular oxygen and ammonia. …<??>This is realized by recycling at least a part of the product column bottoms to the quench column.</p> |
| 申请公布号 |
IN147953(B) |
申请公布日期 |
1980.08.23 |
| 申请号 |
IN1978DEL527 |
申请日期 |
1978.07.18 |
| 申请人 |
THE STANDARD OIL |
发明人 |
WU HSIN CHIH;FITZGIBBONS W O |
| 分类号 |
C07C255/03;B01D;B01D3/00;B01D3/40;C07C;C07C67/00;C07C253/00;C07C255/08;(IPC1-7):C08F47/24 |
主分类号 |
C07C255/03 |
| 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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