-
公开(公告)号:US2400394A
公开(公告)日:1946-05-14
申请号:US56822844
申请日:1944-12-14
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER
IPC: C07D233/14 , C07D233/16 , C10G33/04
CPC classification number: C07D233/16 , C07D233/14 , C10G33/04
-
公开(公告)号:US2394432A
公开(公告)日:1946-02-05
申请号:US57950045
申请日:1945-02-23
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER
IPC: C10G33/00
CPC classification number: C10G33/00
-
公开(公告)号:US2390079A
公开(公告)日:1945-12-04
申请号:US54223444
申请日:1944-06-26
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER
IPC: C10G33/00
CPC classification number: C10G33/00
-
94.
公开(公告)号:US2386936A
公开(公告)日:1945-10-16
申请号:US48957243
申请日:1943-06-03
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER
IPC: C07D213/20 , C07D215/10 , C07D217/10 , C10G33/00
CPC classification number: C07D213/20 , C07D215/10 , C07D217/10 , C10G33/00
-
公开(公告)号:US2386445A
公开(公告)日:1945-10-09
申请号:US42822642
申请日:1942-01-26
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER
IPC: C07C309/17 , C07D213/20 , C07D233/14 , C07D233/16 , C10G33/04
CPC classification number: C07D213/20 , C07C309/17 , C07D233/14 , C07D233/16 , C10G33/04
-
公开(公告)号:US2372364A
公开(公告)日:1945-03-27
申请号:US53004444
申请日:1944-04-07
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER
IPC: C07C309/58 , C10G33/00
CPC classification number: C10G33/00 , C07C309/58
-
公开(公告)号:US2372257A
公开(公告)日:1945-03-27
申请号:US49218343
申请日:1943-06-23
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER
IPC: C10G33/00
CPC classification number: C10G33/00
-
公开(公告)号:US2372256A
公开(公告)日:1945-03-27
申请号:US49218243
申请日:1943-06-23
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER
IPC: C10G33/00
CPC classification number: C10G33/00
-
公开(公告)号:US2366498A
公开(公告)日:1945-01-02
申请号:US46650642
申请日:1942-11-21
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER
-
公开(公告)号:US2366240A
公开(公告)日:1945-01-02
申请号:US47858743
申请日:1943-03-09
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER
IPC: C10G33/04
CPC classification number: C10G33/04
-
-
-
-
-
-
-
-
-