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Knut Riedel
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Hofheim, DE
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last 30 patents
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Patent Grant
Process for preparing dimethyl vinylphosphonate from dimethyl 2-ace...
Patent number
5,763,637
Issue date
Jun 9, 1998
Hoechst Aktiengesellschaft
Knut Riedel
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of pure crotonic acids
Patent number
4,918,225
Issue date
Apr 17, 1990
Hoechst Aktiengesellschaft
Siegbert Rittner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the extraction of carboxylic acids from dilute aqueous...
Patent number
4,720,577
Issue date
Jan 19, 1988
Hoechst Aktiengesellschaft
Bernhard Wojtech
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the manufacture of resorcinol
Patent number
4,160,113
Issue date
Jul 3, 1979
Hoechst Aktiengesellschaft
Werner H. Muller
C07 - ORGANIC CHEMISTRY