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公开(公告)号：US3143490A
公开(公告)日：1964-08-04
申请号：US12727261
申请日：1961-07-27
Applicant: STANDARD OIL CO
Inventor： BRENNAN HARRY M , FREY CLIFTON G , SEELIG HERMAN S
CPC classification number: C10G45/60 , C10G2400/02
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