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公开(公告)号:US1853522A
公开(公告)日:1932-04-12
申请号:US40161329
申请日:1929-10-22
Applicant: DOW CHEMICAL CO
Inventor: STEWART LEROY C
IPC: C04B28/30
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公开(公告)号:US1853521A
公开(公告)日:1932-04-12
申请号:US30397728
申请日:1928-09-04
Applicant: DOW CHEMICAL CO
Inventor: STEWART LEROY C
IPC: C04B28/30
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公开(公告)号:US1971318A
公开(公告)日:1934-08-21
申请号:US61973332
申请日:1932-06-28
Applicant: DOW CHEMICAL CO
Inventor: STEWART LEROY C , DE PREE LEE
IPC: C07C17/42
CPC classification number: C07C17/42
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公开(公告)号:US1917073A
公开(公告)日:1933-07-04
申请号:US61869332
申请日:1932-06-22
Applicant: DOW CHEMICAL CO
Inventor: STEWART LEROY C , DE PREE LEE
IPC: C07C17/42
CPC classification number: C07C17/42 , C07C19/041 , C07C21/12 , C07C21/10
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公开(公告)号:US1861415A
公开(公告)日:1932-05-31
申请号:US54080831
申请日:1931-05-28
Applicant: DOW CHEMICAL CO
Inventor: HUNTER RALPH M , STEWART LEROY C , HOUSER HOWARD E , DE PREE LEE
CPC classification number: C04B41/009 , C04B41/52 , C04B41/89 , C25B11/14 , C04B41/474 , C04B41/4535 , C04B41/4558 , C04B41/5007 , C04B41/5012 , C04B41/5016 , C04B35/52
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公开(公告)号:US1991338A
公开(公告)日:1935-02-12
申请号:US52319331
申请日:1931-03-16
Applicant: DOW CHEMICAL CO
Inventor: STEWART LEROY C
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公开(公告)号:US1965538A
公开(公告)日:1934-07-03
申请号:US60789532
申请日:1932-04-27
Applicant: DOW CHEMICAL CO
Inventor: STEWART LEROY C
IPC: C04B28/30
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公开(公告)号:US1863528A
公开(公告)日:1932-06-14
申请号:US47312830
申请日:1930-08-04
Applicant: DOW CHEMICAL CO
Inventor: STEWART LEROY C
IPC: C04B28/30
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公开(公告)号:US1452322A
公开(公告)日:1923-04-17
申请号:US35099920
申请日:1920-01-12
Applicant: DOW CHEMICAL CO
Inventor: STEWART LEROY C
IPC: C07C7/11
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