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公开(公告)号:US3103220A
公开(公告)日:1963-09-10
申请号:US82004159
申请日:1959-06-12
Applicant: CELANESE CORP
Inventor: MAHONEY WILLIAM R , ST PIERRE RICHARD E , DUNLAP DONALD T
IPC: A24D3/02
CPC classification number: A24D3/0204
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公开(公告)号:US3224453A
公开(公告)日:1965-12-21
申请号:US27105763
申请日:1963-04-08
Applicant: CELANESE CORP
Inventor: MAHONEY WILLIAM R , ST PIERRE RICHARD E , DUNLAP DONALD T
IPC: A24D3/02
CPC classification number: A24D3/0204
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3.Method for the production of cellulose acetate cigarette filter tips 失效
Title translation: 乙酸纤维素卷烟过滤嘴生产方法公开(公告)号:US3366521A
公开(公告)日:1968-01-30
申请号:US61273367
申请日:1967-01-30
Applicant: CELANESE CORP
Inventor: MAHONEY WILLIAM R , BARACH JOSEPH L
IPC: A24D3/10
CPC classification number: A24D3/10 , Y10T156/1008
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公开(公告)号:US3032829A
公开(公告)日:1962-05-08
申请号:US71463458
申请日:1958-02-11
Applicant: CELANESE CORP
Inventor: MAHONEY WILLIAM R , ST PIERRE RICHARD E , DUNLAP DONALD T
CPC classification number: D02J1/18 , A24D3/0204
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