依法登记的发明
USH808H Removal of I, Rn, Xe and Kr from off gas streams using PTFE membranes
失效
使用PTFE膜从废气流中除去I，Rn，Xe和Kr
- 专利标题： Removal of I, Rn, Xe and Kr from off gas streams using PTFE membranes
- 专利标题（中）： 使用PTFE膜从废气流中除去I，Rn，Xe和Kr
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申请号： US256812申请日： 1988-10-12
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公开(公告)号： USH808H公开(公告)日： 1990-08-07
- 发明人: Darryl D. Siemer , Leroy C. Lewis
- 申请人： Darryl D. Siemer , Leroy C. Lewis
- 申请人地址： DC Washington
- 专利权人： The United States of America as represented by the United States Department of Energy
- 当前专利权人： The United States of America as represented by the United States Department of Energy
- 当前专利权人地址： DC Washington
- 主分类号： B01D53/22
- IPC分类号： B01D53/22 ; B01D61/00
摘要：
A process for removing I, R, Xe and Kr which involves the passage of the off gas stream through a tube-in-shell assembly, whereby the tubing is a PTFE membrane which permits the selective passages of the gases for removing and isolating the gases.
公开/授权文献
- US5502183A Steroid intermediates and processes for their preparation 公开/授权日：1996-03-26
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