| 发明名称 |
PROCESS FOR PRODUCING DIMETHYL ETHER FROM METHANOL |
| 摘要 |
Disclosed is a process for producing dimethyl ether from methanol, which is characterized in that the absorbing liquid used in said absorbing column is the bottom liquid of DME-fractionating column and/or bottom waste water of the methanol-recovering column. Said process can significantly reduce energy consumption of the apparatus.
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| 申请公布号 |
US2011065963(A1) |
申请公布日期 |
2011.03.17 |
| 申请号 |
US20080934313 |
申请日期 |
2008.03.26 |
| 申请人 |
CHINA PETROLEUM & CHEMICAL CORPORATION;RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPE |
发明人 |
GUO XIANGBO;LI ZHENG;LI QIANG;XIE CHAOGANG;YANG KEYONG;MAO ANGUO;CHANG XUELIANG;ZHU GENQUAN |
| 分类号 |
C07C41/09 |
主分类号 |
C07C41/09 |
| 代理机构 |
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代理人 |
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| 主权项 |
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