Rupert Wenzel

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Leverkusen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for removing 1,4-naphthoquinone from phthalic anhydride
- Patent number 4,026,770
- Issue date May 31, 1977
- Bayer Aktiengesellschaft
- Gerhard Scharfe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of chloroprene
- Patent number 3,936,508
- Issue date Feb 3, 1976
- Bayer Aktiengesellschaft
- Rupert Wenzel
- C07 - ORGANIC CHEMISTRY