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公开(公告)号：US2834648A
公开(公告)日：1958-05-13
申请号：US34468353
申请日：1953-03-25
Applicant: UNION CARBIDE CORP
Inventor： BAILEY DONALD L , SHAFER PAUL W , WAGNER GEORGE H
IPC: C07F7/12
CPC classification number: C01B33/04 , C01B33/107 , C07F7/125
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