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1.发明授权
公开(公告)号：US2776248A
公开(公告)日：1957-01-01
申请号：US35603653
申请日：1953-05-19
Applicant: STANDARD OIL CO
Inventor： HENGSTEBECK ROBERT J , OXENREITER MAURICE F
IPC: C10G35/14
CPC classification number: C10G35/14
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