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公开(公告)号:AT71696T
公开(公告)日:1992-02-15
申请号:AT85107315
申请日:1985-06-13
Applicant: BASF AG
Inventor: MARTISCHIUS FRANZ-DIETER DIPL- , KARAU DIETER DIPL-ING , ARNOLD WERNER DIPL-ING , BARTHOLD KLAUS DR
IPC: C09K8/588 , E21B43/22