| 发明名称 |
REMOVAL OF ARSENIC FROM HYDROGEN FLUORIDE |
| 摘要 |
<p>-i- Arsenic impurities are removed from anhydrous hydrogen fluoride by treating the hydrogen fluoride with elemental chlorine and anhydrous hydrogen chloride or a fluoride salt or both and then separating the purified anhydrous hydrogen fluoride, preferably by distillation, from the nonvolatile arsenic compounds.</p> |
| 申请公布号 |
CA1214622(A) |
申请公布日期 |
1986.12.02 |
| 申请号 |
CA19840466767 |
申请日期 |
1984.10.31 |
| 申请人 |
PENNWALT CORPORATION |
发明人 |
WHEATON, GREGORY A.;GARDNER, DAVID M. |
| 分类号 |
C01B7/19;(IPC1-7):C01B7/19 |
主分类号 |
C01B7/19 |
| 代理机构 |
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代理人 |
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