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公开(公告)号：US2658856A
公开(公告)日：1953-11-10
申请号：US23881851
申请日：1951-07-27
Applicant: STANDARD OIL DEV CO
Inventor： PERRY STEPHEN F , BAILLY RANDOLPH M
IPC: C10G73/44
CPC classification number: C10G73/44
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