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公开(公告)号:US2238203A
公开(公告)日:1941-04-15
申请号:US33025040
申请日:1940-04-18
Applicant: CELANESE CORP
Inventor: ROWIAND WYLDE JOSEPH , WILLIAM WILLIAMS
IPC: D01H13/10
CPC classification number: D01H13/102
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公开(公告)号:US2251311A
公开(公告)日:1941-08-05
申请号:US33388040
申请日:1940-05-08
Applicant: CELANESE CORP
Inventor: ROWLAND WYLDE JOSEPH , WILLIAM WILLIAMS
IPC: D01H7/18
CPC classification number: D01H7/18
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