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经营范围
发明名称
Process for recovering oxygen enriched gas
摘要
申请公布号
US4917710(A)
申请公布日期
1990.04.17
申请号
US19890313887
申请日期
1989.02.23
申请人
SUMITOMO SEIKA CHEMICALS CO., LTD.
发明人
HARUNA, KAZUO;UEDA, KANJI;INOUE, MASAHIRO;SOMEDA, HITOSI
分类号
B01D53/04;B01D53/047;C01B13/02
主分类号
B01D53/04
代理机构
代理人
主权项
地址
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