Fred von Kaenel

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Seltisberg, CH

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of 2-amino-1-naphthalenesulfonic acid
- Patent number 4,510,100
- Issue date Apr 9, 1985
- Ciba-Geigy AG
- Eric Plattner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of aryl thiols
- Patent number 4,209,469
- Issue date Jun 24, 1980
- Ciba-Geigy AG
- Hans Thies
- C07 - ORGANIC CHEMISTRY