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公开(公告)号：DE1135427B
公开(公告)日：1962-08-30
申请号：DEB0061233
申请日：1961-02-11
Applicant: BASF AG
Inventor： SCHULZE DIPL-ING GUENTHER , DIEWALD DR JOSEF , VOCK FRIEDRICH
IPC: C01C1/04
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