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公开(公告)号：US2568095A
公开(公告)日：1951-09-18
申请号：US9028849
申请日：1949-04-29
Applicant: STANDARD OIL CO
Inventor： SMITH EVERET F , VANDERVEER VOORHEES
IPC: C07C51/48
CPC classification number: C07C51/48
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公开(公告)号：US2847387A
公开(公告)日：1958-08-12
申请号：US47893554
申请日：1954-12-30
Applicant: STANDARD OIL CO
Inventor： SMITH EVERET F
CPC classification number: B01J21/04 , C01F7/428 , C01P2006/82
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