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公开(公告)号：US2951881A
公开(公告)日：1960-09-06
申请号：US70611757
申请日：1957-12-30
Applicant: BASF AG
Inventor： WALTER REPPE , WOLFGANG PFAB , WALTER BUECHE
IPC: C07C2/48
CPC classification number: C07C2/48 , C07C2531/22 , C07C2601/18 , C07C13/267
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