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1.发明授权
公开(公告)号：US2851473A
公开(公告)日：1958-09-09
申请号：US55493855
申请日：1955-12-23
Applicant: UNION CARBIDE CORP
Inventor： WAGNER GEORGE H , WHITEHEAD JR WILLIAM G
IPC: C07F7/14
CPC classification number: C07F7/14 , Y02P20/582
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