发明名称 |
Sistema de retificação criogênica para produção de oxigênio de pureza inferior e oxigênio de pureza superior |
摘要 |
A cryogenic rectification system having high recovery of both higher purity and lower purity oxygen which employs a side column having a bottom reboiler wherein feed air is partially condensed and the feed air vapor remaining after the partial condensation is turboexpanded prior to rectification. |
申请公布号 |
BR9704293(A) |
申请公布日期 |
1999.03.16 |
申请号 |
BR19979704293 |
申请日期 |
1997.08.08 |
申请人 |
PRAXAIR TECHNOLOGY, INC. |
发明人 |
NANCY JEAN LYNCH;DANTE PATRICK BONAQUIST |
分类号 |
F25J3/04;(IPC1-7):F25J3/00 |
主分类号 |
F25J3/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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