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公开(公告)号：US2266011A
公开(公告)日：1941-12-16
申请号：US24557138
申请日：1938-12-14
Applicant: STANDARD OIL CO
Inventor： D OUVILLE EDMOUND L , EVERING BERNARD L
IPC: C07C5/27
CPC classification number: C07C5/2789 , C07C9/12
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