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1.
公开(公告)号:US2651600A
公开(公告)日:1953-09-08
申请号:US14540650
申请日:1950-02-21
Applicant: STANDARD OIL DEV CO
Inventor: TAFF WILFRED O , HARDY ROBERT L
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公开(公告)号:US2689823A
公开(公告)日:1954-09-21
申请号:US18823650
申请日:1950-10-03
Applicant: STANDARD OIL DEV CO
Inventor: HARDY ROBERT L , MACLAREN DONALD D , HEMMINGER CHARLES E , REX WALTER A
IPC: C10G35/14
CPC classification number: C10G35/14
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