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公开(公告)号：US1985613A
公开(公告)日：1934-12-25
申请号：US60578032
申请日：1932-04-16
Applicant: STANDARD OIL DEV CO
Inventor： GORDON MCINTYRE , ULBRICHT ERNST G
IPC: C10L1/182
CPC classification number: C10L1/1826
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