发明授权
US5063035A Enhanced performance of alumina for the removal of low-level fluorine
from gas streams
失效
用于从气体流中去除低水平氟化物的氧化铝的增强性能
- 专利标题: Enhanced performance of alumina for the removal of low-level fluorine from gas streams
- 专利标题(中): 用于从气体流中去除低水平氟化物的氧化铝的增强性能
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申请号: US512410申请日: 1990-04-23
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公开(公告)号: US5063035A公开(公告)日: 1991-11-05
- 发明人: Paul S. Leondaridis , William A. Von Drasek , Gregory M. Jursich
- 申请人: Paul S. Leondaridis , William A. Von Drasek , Gregory M. Jursich
- 申请人地址: NY New York
- 专利权人: American Air Liquide
- 当前专利权人: American Air Liquide
- 当前专利权人地址: NY New York
- 主分类号: B01D53/34
- IPC分类号: B01D53/34 ; B01D53/68 ; B01J23/26
摘要:
Low-level fluorine concentrations are removed from gases by conducting a gas stream containing fluorine over an alumina treated with chromium oxide material, thereby effectively eliminating fluorine from the gas while preventing the formation of toxic oxygen difluoride by-product.
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