| 发明名称 |
PROCESS FOR PREPARING AND THE PURIFICATION OF ACRYLONITRILE AND METHACRYLONITRILE |
| 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 |
CS205131(B2) |
申请公布日期 |
1981.04.30 |
| 申请号 |
CS19780004989 |
申请日期 |
1978.07.27 |
| 申请人 |
THE STANDARD OIL CO.,US |
发明人 |
FITZGIBBONS,WILLIAM O.,US;WU HSIN,CHIH,US |
| 分类号 |
C07C255/03;B01D;B01D3/00;B01D3/40;C07C;C07C67/00;C07C253/00;C07C255/08;(IPC1-7):C07C121/32 |
主分类号 |
C07C255/03 |
| 代理机构 |
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