Volker Hautzel

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Florsheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of 2-hydroxy-naphthalene-6-carboxylic acid
- Patent number 5,312,976
- Issue date May 17, 1994
- Hoechst Aktiengesellschaft
- Volker Hautzel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the purification of 4-acetoxystyrene
- Patent number 5,136,083
- Issue date Aug 4, 1992
- Hoechst Celanese Corporation
- Jack Chosnek
- C07 - ORGANIC CHEMISTRY