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1.Water-soluble cationic quinophthalone dyestuffs and process for preparing them 失效
Title translation: 水溶性阳离子喹酞酮染料及其制备方法公开(公告)号:US3293246A
公开(公告)日:1966-12-20
申请号:US26981163
申请日:1963-04-01
Applicant: HOECHST AG
Inventor: OTTO FUCHS , FRIEDRICH ISCHE
CPC classification number: C09B69/001 , C09B25/00 , C09B44/02
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公开(公告)号:US3252964A
公开(公告)日:1966-05-24
申请号:US26979263
申请日:1963-04-01
Applicant: HOECHST AG
Inventor: OTTO FUCHS , FRIEDRICH ISCHE
CPC classification number: C09B69/001 , C09B25/00 , C09B44/02
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3.Process for preparing leuco sulfuric acid esters of vat dyestuffs 失效
Title translation: 制备无色染料无色硫酸酯的方法公开(公告)号:US3006923A
公开(公告)日:1961-10-31
申请号:US76128758
申请日:1958-09-16
Applicant: HOECHST AG
Inventor: OTTO FUCHS , FRITZ MEININGER , FRIEDRICH ISCHE
IPC: C09B9/00
CPC classification number: C09B9/00
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公开(公告)号:CH454318A
公开(公告)日:1968-04-15
申请号:CH840865
申请日:1965-06-16
Applicant: HOECHST AG
Inventor: OTTO FUCHS , FRIEDRICH ISCHE
IPC: C09B1/54
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公开(公告)号:CH379029A
公开(公告)日:1964-06-30
申请号:CH54760
申请日:1960-01-19
Applicant: HOECHST AG
Inventor: OTTO FUCHS , FRIEDRICH ISCHE , ALOYS KIRSCH
IPC: C08K5/3437 , C09B48/00
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公开(公告)号:CH460212A
公开(公告)日:1968-07-31
申请号:CH1354663
申请日:1961-12-22
Applicant: HOECHST AG
Inventor: OTTO FUCHS , FRIEDRICH ISCHE , WILHELM HAPPE
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公开(公告)号:CH443517A
公开(公告)日:1967-09-15
申请号:CH425363
申请日:1963-04-03
Applicant: HOECHST AG
Inventor: OTTO FUCHS , FRIEDRICH ISCHE
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