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公开(公告)号:DE2405813A1
公开(公告)日:1975-09-04
申请号:DE2405813
申请日:1974-02-07
Applicant: BASF AG
Inventor: EHRESMANN MANFRED , WODTCKE FRIEDRICH DIPL CHEM DR , BUSCHMANN KARL DIPL CHEM DR
IPC: B01D53/50 , B01D53/34 , B01D53/68 , B01D53/81 , C01B3/02 , C01B3/56 , B01D53/04