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公开(公告)号:US2355712A
公开(公告)日:1944-08-15
申请号:US40294241
申请日:1941-07-18
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C08B3/00
CPC classification number: C08B3/00
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72.Production of artificial filaments, films, and other articles from organic polymerization products 失效
Title translation: 从有机聚合产品中生产人造长丝,薄膜和其他制品公开(公告)号:US2347545A
公开(公告)日:1944-04-25
申请号:US40199241
申请日:1941-07-11
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , WIGHTON MONCRIEFF ROBERT , WILLIAM SAMMONS CHARLES
IPC: D01F6/60
CPC classification number: D01F6/60 , Y10S264/61
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公开(公告)号:US2340371A
公开(公告)日:1944-02-01
申请号:US38274341
申请日:1941-03-11
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C07C45/51 , C07D301/26
CPC classification number: C07D301/26 , C07C45/512
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公开(公告)号:US2328065A
公开(公告)日:1943-08-31
申请号:US23235538
申请日:1938-09-29
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: B29C71/02
CPC classification number: B29C71/02 , B29C2071/025 , B29K2001/00 , B29K2001/12 , B29K2995/0026 , B29K2995/007 , B29L2031/7782 , Y10S264/42
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公开(公告)号:US2323980A
公开(公告)日:1943-07-13
申请号:US39249441
申请日:1941-05-08
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
CPC classification number: C07C303/24
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公开(公告)号:US2317448A
公开(公告)日:1943-04-27
申请号:US24886238
申请日:1938-12-31
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , WIGHTON MONERIEFF ROBERT , BRENTNALL HILL FRANK
IPC: D01D10/04
CPC classification number: D01D5/14 , Y10S264/28
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77.Coloration of materials made of or containing cellulose derivatives 失效
Title translation: 由纤维素衍生物制成或含有的材料着色-
公开(公告)号:US2291700A
公开(公告)日:1942-08-04
申请号:US30140139
申请日:1939-10-26
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
CPC classification number: C08J5/06 , C08J2321/00 , D06M15/05 , Y10T428/2965 , Y10T428/298
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公开(公告)号:US2283977A
公开(公告)日:1942-05-26
申请号:US36911240
申请日:1940-12-07
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , HENRY GROOMBRIDGE WALTER
IPC: C07C51/02
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公开(公告)号:US2278537A
公开(公告)日:1942-04-07
申请号:US23358438
申请日:1938-10-06
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , LEONARD FALLOWS
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