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公开(公告)号:US2446247A
公开(公告)日:1948-08-03
申请号:US71175646
申请日:1946-11-22
Applicant: STANDARD OIL CO
Inventor: SCHEINEMAN FRED W
IPC: B01J8/32
CPC classification number: B01J8/32
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公开(公告)号:US2439582A
公开(公告)日:1948-04-13
申请号:US52896344
申请日:1944-03-31
Applicant: STANDARD OIL CO
Inventor: SCHEINEMAN FRED W
IPC: B01J8/28
CPC classification number: B01J8/28
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公开(公告)号:US2436486A
公开(公告)日:1948-02-24
申请号:US43254742
申请日:1942-02-27
Applicant: STANDARD OIL CO
Inventor: SCHEINEMAN FRED W
IPC: C10G11/18
CPC classification number: C10G11/18
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公开(公告)号:US2353505A
公开(公告)日:1944-07-11
申请号:US37254140
申请日:1940-12-31
Applicant: STANDARD OIL CO
Inventor: SCHEINEMAN FRED W
CPC classification number: C10G11/18 , B01J8/1863
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15.Process of extracting light mineral oil distillates with sulphur dioxide 失效
Title translation: 用二氧化硫萃取轻质矿物油馏分的方法公开(公告)号:US2071590A
公开(公告)日:1937-02-23
申请号:US71697034
申请日:1934-03-23
Applicant: STANDARD OIL CO
Inventor: THIELE ERNEST W , SCHEINEMAN FRED W
IPC: C10G21/10
CPC classification number: C10G21/10
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