| 发明名称 |
METHACRYLIC ACID RECOVERY |
| 摘要 |
<p>In the recovery and purification of methacrylic acid produced by the vapor phase catalytic oxydehydrogenation of isobutyric acid the problem of downstream plugging is avoided by the inclusion of a small amount of surfactant in the gaseous effluent at or near the point of its condensation.</p> |
| 申请公布号 |
CA1226002(A) |
申请公布日期 |
1987.08.25 |
| 申请号 |
CA19840452410 |
申请日期 |
1984.04.19 |
| 申请人 |
ASHLAND OIL, INC. |
发明人 |
FRANK, PETER J.;HITE, JERRY R. |
| 分类号 |
C07C57/075;C07C51/00;C07C51/377;C07C57/04;C07C57/07;C07C67/00;C07C67/317;C07C69/54;C23F14/02;(IPC1-7):C07C57/04 |
主分类号 |
C07C57/075 |
| 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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