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公开(公告)号:DE1107931B
公开(公告)日:1961-05-31
申请号:DEF0021355
申请日:1956-10-02
Applicant: HOECHST AG
Inventor: MESSWARB DR GUENTHER , SOMMER DR SIEGFRIED , BAHR DR HEINZ-JOACHIM , ERBE DR FRIEDRICH
IPC: B01D11/02 , C08F6/00