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公开(公告)号：US2731504A
公开(公告)日：1956-01-17
申请号：US28268852
申请日：1952-04-16
Applicant: BASF AG
Inventor： WALTER REPPE , KUTEPOW NIKOLAUS V , MANFRED HEINTZELER
CPC classification number: C07C29/16 , C07C29/36 , C07C31/10 , C07C31/12 , C07C31/125
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