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公开(公告)号:US3213079A
公开(公告)日:1965-10-19
申请号:US25229963
申请日:1963-01-18
Applicant: SANDOZ LTD
Inventor: PIERO MADERNI , REINHARD NEIER , WALTER WEHRLI
IPC: C09B45/16
CPC classification number: C09B45/16
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2.Process for the manufacture of azo dyestuffs using urea as a coupling accelerator 失效
Title translation: 使用尿素作为偶联加速剂制造偶氮染料的方法公开(公告)号:US3406161A
公开(公告)日:1968-10-15
申请号:US48291665
申请日:1965-08-26
Applicant: SANDOZ LTD
Inventor: JACKY DORE , HANS ISCHER , PIERO MADERNI , LUKAS SCHNEIDER , AUGUST SCHWEIZER
CPC classification number: C09B35/36 , C09B31/00 , C09B31/025 , C09B35/00 , C09B41/00 , C09B41/001 , C09B41/004 , C09B45/24
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公开(公告)号:US3213077A
公开(公告)日:1965-10-19
申请号:US25229063
申请日:1963-01-18
Applicant: SANDOZ LTD
Inventor: PIERO MADERNI , REINHARD NEIER , WALTER WEHRLI
IPC: C09B45/14
CPC classification number: C09B45/14
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公开(公告)号:US3201402A
公开(公告)日:1965-08-17
申请号:US82846959
申请日:1959-07-21
Applicant: SANDOZ LTD
Inventor: HANS BOHLER , FRITZ KEHRER , PIERO MADERNI
IPC: C08K5/3437 , C09B1/32 , C09B48/00 , C09B56/00
CPC classification number: C09B1/32 , C07C2603/50 , C08K5/3437 , C09B48/00 , C09B56/00
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