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公开(公告)号：US2864742A
公开(公告)日：1958-12-16
申请号：US40013853
申请日：1953-12-23
Applicant: SHELL DEV
Inventor： WHETSTONE RICHARD R , DAVIS FRANK C , MONROE CARL M
IPC: C07C309/37
CPC classification number: C07C309/37
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