| 发明名称 |
PROCESS FOR RECOVERING ACRYLONITRILE OR METHACRYLONITRILE |
| 摘要 |
The invention relates to a process for recovering acrylonitrile or methacrylonitrile obtained from the reactor effluent, during the ammoxidation of propylene or isobutylene by passing the reactor effluent through an absorber column, a first decanter at a temperature maintained from 0 to 24 degree C, a recovery column, a second decanter maintained at the same temperature ranging from 0 to 24 degree C and a stripper column.
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| 申请公布号 |
RO118202(B1) |
申请公布日期 |
2003.03.28 |
| 申请号 |
RO19970000145 |
申请日期 |
1997.01.27 |
| 申请人 |
THE STANDARD OIL COMPANY, CLEVELAND, OHIO |
发明人 |
GIBSON JAMES STEPHEN;RINKER JEFFREY EARLE;WACHTENDORF PAUL TRIGG;GODBOLE SANJAY PURUSHOTTAM |
| 分类号 |
C07B63/00;C07C5/08;C07C253/26;C07C253/32;C07C253/34;C07C255/03;C07C255/08;(IPC1-7):C07C253/18 |
主分类号 |
C07B63/00 |
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