| 发明名称 |
Purification of gases containing hydrogen fluoride impurity |
| 摘要 |
This invention relates to the removal from gaseous mixtures comprising hydrogen chloride or sulfuryl fluoride and hydrogen chloride of hydrogen fluoride impurity by solubilization of the latter with sulfur dioxide.
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| 申请公布号 |
US3996029(A) |
申请公布日期 |
1976.12.07 |
| 申请号 |
US19750616987 |
申请日期 |
1975.09.26 |
| 申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
GUSTAFSON, D. C.;SKINNER, F. D. |
| 分类号 |
B01D53/00;(IPC1-7):B01D53/00 |
主分类号 |
B01D53/00 |
| 代理机构 |
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