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公开(公告)号:US2515108A
公开(公告)日:1950-07-11
申请号:US74416047
申请日:1947-04-26
Applicant: SHELL DEV
Inventor: BALLARD SEAVER A , GEYER BRADFORD P , MORTIMER ROBERT H
IPC: C07C69/16
CPC classification number: C07C69/16
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公开(公告)号:US2498195A
公开(公告)日:1950-02-21
申请号:US70428446
申请日:1946-10-18
Applicant: SHELL DEV
Inventor: BALLARD SEAVER A , MORRIS RUPERT C , WINKLE JOHN L VAN
CPC classification number: C08G65/223 , C08G65/06
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33.Hydropyranyl derivatives of hexahydropyrimidines and imidazolidines 失效
Title translation: 六氢嘧啶和咪唑啉的氢吡喃基衍生物公开(公告)号:US2490393A
公开(公告)日:1949-12-06
申请号:US188848
申请日:1948-01-12
Applicant: SHELL DEV
Inventor: WHETSTONE RICHARD R , BALLARD SEAVER A
IPC: C07D405/04
CPC classification number: C07D405/04
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34.Liquid condensation polymers of bis (hydroxyalkyl) sulfides and bis (hydroxyalkyl) polysulfides 失效
Title translation: 双(羟基烷基)硫化物和双(羟烷基)多硫化物的液体缩聚物公开(公告)号:US2484369A
公开(公告)日:1949-10-11
申请号:US70205346
申请日:1946-10-08
Applicant: SHELL DEV
Inventor: BALLARD SEAVER A , MORRIS RUPERT C , WINKLE JOHN L VAN
IPC: C08G65/34
CPC classification number: C08G65/34 , C10M1/08 , C10M2219/084 , C10M2221/043 , C10N2230/08 , C10N2240/06 , C10N2240/12 , C10N2240/121
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公开(公告)号:US2483824A
公开(公告)日:1949-10-04
申请号:US76459447
申请日:1947-07-29
Applicant: SHELL DEV
Inventor: GEYER BRADFORD P , BALLARD SEAVER A
IPC: C07D311/76 , C07D311/78 , C07D311/94
CPC classification number: C07D311/76 , C07D311/78 , C07D311/94
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公开(公告)号:US2419051A
公开(公告)日:1947-04-15
申请号:US56678244
申请日:1944-12-05
Applicant: SHELL DEV
Inventor: BALLARD SEAVER A , HAURY VERNON E
CPC classification number: C07C45/85 , C07C45/74 , C07C49/603 , C07C49/08
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公开(公告)号:US2410623A
公开(公告)日:1946-11-05
申请号:US49094743
申请日:1943-06-14
Applicant: SHELL DEV
Inventor: BALLARD SEAVER A , PERONA JOHN A
CPC classification number: C08G6/02 , C08L9/02 , C08L21/00 , C08L2666/14 , C08L61/00
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公开(公告)号:US2406652A
公开(公告)日:1946-08-27
申请号:US39074441
申请日:1941-04-28
Applicant: SHELL DEV
Inventor: BALLARD SEAVER A , HAURY VERNON E
IPC: C07C45/72 , C07C49/723
CPC classification number: C07C49/723 , C07C45/72
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公开(公告)号:US2399976A
公开(公告)日:1946-05-07
申请号:US47406043
申请日:1943-01-28
Applicant: SHELL DEV
Inventor: BALLARD SEAVER A , HAURY VERNON E
IPC: C07C45/74
CPC classification number: C07C45/74
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公开(公告)号:US2369197A
公开(公告)日:1945-02-13
申请号:US48026043
申请日:1943-03-23
Applicant: SHELL DEV
Inventor: WINKLER DE LOSS E , BALLARD SEAVER A
IPC: C07C37/50
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