| 发明名称 |
PURIFICATION OF ACETONITRILE BY CAUSTIC EXTRACTION |
| 摘要 |
<p>TITLE Purification of Acetonitrile by Caustic Extraction Process for removing water and HCN contained in acetonitrile by contacting the acetonitrile with concentrated caustic in one or more stages. PI-0265</p> |
| 申请公布号 |
CA1166269(A) |
申请公布日期 |
1984.04.24 |
| 申请号 |
CA19810380433 |
申请日期 |
1981.06.23 |
| 申请人 |
DU PONT (E.I.) DE NEMOURS AND COMPANY |
发明人 |
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| 分类号 |
C07C253/34;C07C255/03 |
主分类号 |
C07C253/34 |
| 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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