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1.发明授权Process for the production of 1-nitronaphthalene-6-sulfonic acid and 1-naphthylamine-7-sulfonic acid 失效1-硝基萘-6-磺酸和1-萘胺-7-磺酸的制备方法
公开(公告)号：US2875243A
公开(公告)日：1959-02-24
申请号：US64720357
申请日：1957-03-20
Applicant: BAYER AG
Inventor： HANS ROOS , KURT BRIESEWITZ , JOSEF HEGEMANN
IPC: C07C309/40 , C07C309/47
CPC classification number: C07C309/40 , C07C309/47
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2.发明授权
公开(公告)号：US3285770A
公开(公告)日：1966-11-15
申请号：US13305461
申请日：1961-08-22
Applicant: BAYER AG
Inventor： JOSEF HEGEMANN , WALTER SCHOLERMANN
IPC: D06M15/423 , D06P3/60
CPC classification number: D06P3/6066 , D06M15/423 , Y10T442/2582 , Y10T442/2828
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