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公开(公告)号：US2018976A
公开(公告)日：1935-10-29
申请号：US68834333
申请日：1933-09-06
Applicant: STANDARD OIL CO CALIFORNIA
Inventor： SHALER JOHN T
IPC: C10G9/06
CPC classification number: C10G9/08 , C10G9/06 , Y10S220/917
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