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发明名称
Three-stage membrane gas separation process and system
摘要
申请公布号
EP0490322(B1)
申请公布日期
1997.08.13
申请号
EP19910121099
申请日期
1991.12.09
申请人
PRAXAIR TECHNOLOGY, INC.
发明人
PRASAD, RAVI
分类号
B01D53/22;B01D61/00;B01D63/00;C01B21/04;C01B23/00;(IPC1-7):B01D53/22
主分类号
B01D53/22
代理机构
代理人
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地址
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