发明授权
- 专利标题: Method of separating nitrogen from air
- 专利标题(中): 从空气中分离氮气的方法
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申请号: US40095申请日: 1998-03-17
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公开(公告)号: US5987918A公开(公告)日: 1999-11-23
- 发明人: Charles Brooks , Karl O. Toppel
- 申请人: Charles Brooks , Karl O. Toppel
- 申请人地址: NJ New Providence
- 专利权人: The BOC Group, Inc.
- 当前专利权人: The BOC Group, Inc.
- 当前专利权人地址: NJ New Providence
- 主分类号: B01D53/047
- IPC分类号: B01D53/047 ; F25J3/04 ; F25J1/00
摘要:
A method of separating air in a liquid nitrogen assist plant in which oxygen rich waste stream produced by the plant is used to partially pressurize adsorbent beds in a pre-purification unit operating in accordance with a pressure swing adsorption cycle.
公开/授权文献
- USD375058S Audible signal for alarm units 公开/授权日:1996-10-29
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