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公开(公告)号:US2054865A
公开(公告)日:1936-09-22
申请号:US46796330
申请日:1930-07-14
Applicant: CELANESE CORP
Inventor: FINNINGLEY OXLEY HORACE , LEONARD FALLOWS
IPC: C07C51/56
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2.Manufacture of ketene, acetic anhydride, and homologues thereof 失效
Title translation: 乙烯酮,乙酸酐及其同系物的制造公开(公告)号:US2295644A
公开(公告)日:1942-09-15
申请号:US24684638
申请日:1938-12-20
Applicant: CELANESE CORP
Inventor: LEONARD FALLOWS , VERNON MELLERS ERIC
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公开(公告)号:US2455987A
公开(公告)日:1948-12-14
申请号:US62019145
申请日:1945-10-03
Applicant: CELANESE CORP
Inventor: LEONARD FALLOWS , VERNON MELLERS ERIC
IPC: C01C3/02
CPC classification number: C01C3/0237
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公开(公告)号:US1936172A
公开(公告)日:1933-11-21
申请号:US53013631
申请日:1931-04-14
Applicant: CELANESE CORP
Inventor: FINNINGLEY OXLEY HORACE , LEONARD FALLOWS
IPC: C07C51/46
CPC classification number: C07C51/46
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公开(公告)号:US2202046A
公开(公告)日:1940-05-28
申请号:US15237837
申请日:1937-07-07
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , LEONARD FALLOWS
IPC: C07C45/89 , C07C51/42 , C07C51/487 , C07C51/56
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公开(公告)号:US2529546A
公开(公告)日:1950-11-14
申请号:US63353445
申请日:1945-12-07
Applicant: CELANESE CORP
Inventor: LEONARD FALLOWS , VERNON MELLERS ERIC
IPC: C01C3/02
CPC classification number: C01C3/0204
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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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