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公开(公告)号:US2772269A
公开(公告)日:1956-11-27
申请号:US37732253
申请日:1953-08-31
Applicant: PHILLIPS PETROLEUM CO
Inventor: STALDER WILLIAM L , DALE GLENN H
IPC: C07D213/06
CPC classification number: C07D213/06
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公开(公告)号:US3478000A
公开(公告)日:1969-11-11
申请号:US3478000D
申请日:1967-11-20
Applicant: PHILLIPS PETROLEUM CO
Inventor: SAUNDERS WILLIAM E , STALDER WILLIAM L
CPC classification number: C08G75/0281 , C08G75/0213 , C08G75/0254
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3.Method of recovering heterocyclic nitrogen bases from aqueous solutions 失效
Title translation: 从水溶液中回收杂环氮碱的方法公开(公告)号:US2849358A
公开(公告)日:1958-08-26
申请号:US46141854
申请日:1954-10-11
Applicant: PHILLIPS PETROLEUM CO
Inventor: BERGMAN WILLIAM E , STALDER WILLIAM L
IPC: B01J47/12 , C07D213/06
CPC classification number: C07D213/06 , B01J47/12
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