| 发明名称 |
VERFAHREN ZUR ENTFERNUNG VON ESTER- VERUNREINIGUNGEN AUS ETHERN |
| 摘要 |
PCT No. PCT/EP92/01875 Sec. 371 Date Apr. 12, 1994 Sec. 102(e) Date Apr. 12, 1994 PCT Filed Aug. 14, 1992 PCT Pub. No. WO93/04028 PCT Pub. Date Mar. 4, 1993Ethers, for example those produced by acid-catalyzed dehydration of alcohols, are freed from esters by treatment with an alkoxide, and are especially suitable as drilling fluid components. |
| 申请公布号 |
AT153993(T) |
申请公布日期 |
1997.06.15 |
| 申请号 |
AT19920917552T |
申请日期 |
1992.08.14 |
| 申请人 |
EXXON CHEMICAL PATENTS INC. |
发明人 |
GODWIN, ALLEN, DAVID;MATHYS, GEORGES, MARIE, KAREL |
| 分类号 |
C07C41/09;C07C41/44;C09K8/34;(IPC1-7):C07C41/09;C09K7/06 |
主分类号 |
C07C41/09 |
| 代理机构 |
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