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公开(公告)号:EP0543473B1
公开(公告)日:1997-07-16
申请号:EP92250323.0
申请日:1992-11-09
申请人: BetzDearborn, Inc.
发明人: Hwa, Chih Ming , Kelly, John Arthur , Tai, Wun Ten , Fan, Lai-Duien Grace , Kreh, Robert Paul , Greaves, Brian
CPC分类号: C02F5/10
公开(公告)号:EP0543473B1
公开(公告)日:1997-07-16
申请号:EP92250323.0
申请日:1992-11-09
申请人: BetzDearborn, Inc.
发明人: Hwa, Chih Ming , Kelly, John Arthur , Tai, Wun Ten , Fan, Lai-Duien Grace , Kreh, Robert Paul , Greaves, Brian
CPC分类号: C02F5/10