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公开(公告)号:US2593250A
公开(公告)日:1952-04-15
申请号:US76492847
申请日:1947-07-30
Applicant: STANDARD OIL DEV CO
Inventor: BLACK JAMES F , KEARBY KENNETH K
CPC classification number: C07C1/0445 , B01J25/00 , C07C2523/745
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公开(公告)号:US2527122A
公开(公告)日:1950-10-24
申请号:US6091248
申请日:1948-11-19
Applicant: STANDARD OIL DEV CO
Inventor: HEIGL JOHN J , BLACK JAMES F , DUDENBOSTEL JR BERNARD F
IPC: G01N21/65
CPC classification number: G01N21/65 , Y10T436/212
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公开(公告)号:US2474214A
公开(公告)日:1949-06-28
申请号:US67165446
申请日:1946-05-22
Applicant: STANDARD OIL DEV CO
Inventor: BLACK JAMES F
IPC: B01J23/24
CPC classification number: B01J23/24 , Y10S502/524
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