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公开(公告)号:US2052609A
公开(公告)日:1936-09-01
申请号:US47633330
申请日:1930-08-19
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , IVAN TAYLOR WILLIAM
IPC: D01F2/28
CPC classification number: D01F2/28
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公开(公告)号:US1978785A
公开(公告)日:1934-10-30
申请号:US60322032
申请日:1932-04-04
Applicant: CELANESE CORP
CPC classification number: D06M15/07 , D06M15/09 , Y10T428/2965 , Y10T428/31986 , Y10T442/2402
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公开(公告)号:US1950664A
公开(公告)日:1934-03-13
申请号:US47563030
申请日:1930-08-15
Applicant: CELANESE CORP
CPC classification number: D06M15/07 , D06M15/09 , Y10T442/2402
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公开(公告)号:US1950026A
公开(公告)日:1934-03-06
申请号:US46393230
申请日:1930-06-26
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , IVAN TAYLOR WILLIAM
IPC: D01F2/30
CPC classification number: D01F2/30
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公开(公告)号:US1697907A
公开(公告)日:1929-01-08
申请号:US16221827
申请日:1927-01-19
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , IVAN HANEY CLIFFORD
IPC: C08B1/02
CPC classification number: C08B1/02
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16.Process and apparatus for the production of plastic sheet material 失效
Title translation: 用于生产塑料片材的工艺和设备公开(公告)号:US2383047A
公开(公告)日:1945-08-21
申请号:US39035541
申请日:1941-04-25
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
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公开(公告)号:US2331964A
公开(公告)日:1943-10-19
申请号:US36670240
申请日:1940-11-22
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C08B3/00
CPC classification number: C08B3/00
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公开(公告)号:US2321069A
公开(公告)日:1943-06-08
申请号:US40285141
申请日:1941-07-17
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C08B15/00
CPC classification number: C08B15/00
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公开(公告)号:US2291701A
公开(公告)日:1942-08-04
申请号:US30140239
申请日:1939-10-26
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: D01F4/00
CPC classification number: D01F4/00
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公开(公告)号:US2290949A
公开(公告)日:1942-07-28
申请号:US23746938
申请日:1938-10-28
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C08L1/08
CPC classification number: C08L1/08
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