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发明名称
METHOD AND APPARATUS FOR SEPARATING NITROGEN-RICH GAS
摘要
申请公布号
EP0663229(B1)
申请公布日期
1999.06.09
申请号
EP19940921806
申请日期
1994.07.22
申请人
SUMITOMO SEIKA CHEMICALS CO., LTD.
发明人
KAJI, SHINICHI;HARUNA, KAZUO
分类号
B01D53/04;B01D53/047;B01D53/053;C01B21/04;(IPC1-7):B01D53/04
主分类号
B01D53/04
代理机构
代理人
主权项
地址
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