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1.发明授权
公开(公告)号：US2728715A
公开(公告)日：1955-12-27
申请号：US22710051
申请日：1951-05-18
Applicant: TIDE WATER ASSOCIATED OIL COMP
Inventor： RAMPINO LOUIS D
IPC: C10G25/00
CPC classification number: C10G25/003
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公开(公告)号：US2719110A
公开(公告)日：1955-09-27
申请号：US25346751
申请日：1951-10-26
Applicant: TIDE WATER ASSOCIATED OIL COMP
Inventor： RAMPINO LOUIS D
IPC: C10G19/067
CPC classification number: C10G19/067
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