| 发明名称 |
VERFAHREN ZUR ISOLIERUNG VON ACRYLNITRIL BZW. METHACRYLNITRIL |
| 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 |
AT364814(B) |
申请公布日期 |
1981.11.25 |
| 申请号 |
AT19780005555 |
申请日期 |
1978.07.31 |
| 申请人 |
THE STANDARD OIL COMPANY |
发明人 |
FITZGIBBONS WILLIAM OWEN;WU HSIN CHIH |
| 分类号 |
C07C255/03;B01D;B01D3/00;B01D3/40;C07C;C07C67/00;C07C253/00;C07C255/08;(IPC1-7):07C121/32 |
主分类号 |
C07C255/03 |
| 代理机构 |
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代理人 |
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| 地址 |
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