| 发明名称 |
REMOVAL OF PROPYLENE GLYCOL AND PROPYLENE GLYCOL ETHERS FROM AQUEOUS STREAMS |
| 摘要 |
An aqueous stream containing propylene glycol and/or ethers thereof is treated by counter current liquid-liquid extraction with propylene and/or propane to separate the propylene glycol and/or ether from the aqueous stream. ® KIPO & WIPO 2007
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| 申请公布号 |
KR20070024620(A) |
申请公布日期 |
2007.03.02 |
| 申请号 |
KR20067026851 |
申请日期 |
2005.04.11 |
| 申请人 |
LYONDELL CHEMICAL TECHNOLOGY, L.P. |
发明人 |
SPEIDEL JOHN H. |
| 分类号 |
C07C27/34;C02F1/26;C07D301/32 |
主分类号 |
C07C27/34 |
| 代理机构 |
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