Bernd Laugwitz

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Bad Soden, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of the non-toxic salts of 6-methyl-3,4-...
- Patent number 5,744,010
- Issue date Apr 28, 1998
- Hoechst Aktiengesellschaft
- Gunter Roscher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for catalyst recovery
- Patent number 5,490,936
- Issue date Feb 13, 1996
- Hoechst Aktiengesellschaft
- Ernst I. Leupold
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing dialkyl vinylphosphonates
- Patent number 5,475,128
- Issue date Dec 12, 1995
- Hoechst Aktiengesellschaft
- Gunter Roscher
- C07 - ORGANIC CHEMISTRY