| 发明名称 |
Method for purifying pentafluoroethane |
| 摘要 |
The invention relates to the purification of pentafluoroethane (F125) containing chloropentafluoroethane (F115) by liquid/liquid extraction or by extractive distillation.Perchloroethylene is used as extraction agent.
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| 申请公布号 |
US6307115(B1) |
申请公布日期 |
2001.10.23 |
| 申请号 |
US19970875945 |
申请日期 |
1997.11.13 |
| 申请人 |
GUIRAUD EMMANUEL;DESCAMPS CATHY |
发明人 |
GUIRAUD EMMANUEL;DESCAMPS CATHY |
| 分类号 |
C07C17/38;C07C17/386;C07C19/08;(IPC1-7):C07C17/38 |
主分类号 |
C07C17/38 |
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