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公开(公告)号：DE1643672A1
公开(公告)日：1971-07-01
申请号：DE1643672
申请日：1967-10-07
Applicant: BASF AG
Inventor： BUSCHMANN KARL DR , RITTINGER WILHELM DR , SLIWKA ARTUR DR , NEUBERT EBERHARD DIPL-ING , EULITZ MANFRED DIPL-ING
IPC: C07C4/04
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