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公开(公告)号：US2611766A
公开(公告)日：1952-09-23
申请号：US13541649
申请日：1949-12-28
Applicant: STANDARD OIL DEV CO
Inventor： SCHNEIDER NICHOLAS M , DEAN RAYMOND M
IPC: C10M135/04
CPC classification number: C10M135/04 , C10M2219/022
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