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公开(公告)号:US2389347A
公开(公告)日:1945-11-20
申请号:US38941841
申请日:1941-04-19
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C07C31/18
CPC classification number: C07C31/18
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公开(公告)号:US2380157A
公开(公告)日:1945-07-10
申请号:US44380642
申请日:1942-05-20
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C08B15/06
CPC classification number: C08B15/06
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公开(公告)号:US2370721A
公开(公告)日:1945-03-06
申请号:US37576141
申请日:1941-01-24
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: D01D5/08
CPC classification number: D01D5/08
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公开(公告)号:US2361997A
公开(公告)日:1944-11-07
申请号:US41319541
申请日:1941-10-01
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C07C1/06
CPC classification number: C07C1/066 , C07C1/063 , C07C2531/04
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公开(公告)号:US2345701A
公开(公告)日:1944-04-04
申请号:US37595741
申请日:1941-01-25
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C07C205/08 , C07C205/26
CPC classification number: C07C201/10 , C07C205/08
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公开(公告)号:US2342794A
公开(公告)日:1944-02-29
申请号:US43406342
申请日:1942-03-10
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
CPC classification number: C07C251/00
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公开(公告)号:US2338805A
公开(公告)日:1944-01-11
申请号:US38141441
申请日:1941-03-01
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
CPC classification number: C07C1/0435 , B01J23/83 , C07C2523/12 , C07C2523/75 , C07C2523/83
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公开(公告)号:US2335922A
公开(公告)日:1943-12-07
申请号:US38200741
申请日:1941-03-06
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: D01D5/08
CPC classification number: D01D5/08
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公开(公告)号:US2333159A
公开(公告)日:1943-11-02
申请号:US23746838
申请日:1938-10-28
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C09B51/00
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公开(公告)号:US2331965A
公开(公告)日:1943-10-19
申请号:US40262741
申请日:1941-07-16
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C07C51/487
CPC classification number: C07C51/487 , C07C53/08
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