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公开(公告)号：US2920081A
公开(公告)日：1960-01-05
申请号：US65772557
申请日：1957-05-08
Applicant: UNION CARBIDE CORP
Inventor： PRIVETTE WALTER R , SCHULZ HELMUT W , YOUNG DONALD M
IPC: C07C45/59 , C07D307/20
CPC classification number: C07D307/20 , C07C45/59 , C07C47/12
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