Michael Immenkeppel

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Bonn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for eliminating 1-carboxy-1-phosphonocyclopentan-3-one from...
- Patent number 5,091,562
- Issue date Feb 25, 1992
- Bayer Aktiengesellschaft
- Michael Immenkeppel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the continuous production of 2-phosphone-butane-1,2,4-t...
- Patent number 4,931,586
- Issue date Jun 5, 1990
- Bayer Aktiengesellschaft
- Roland Kleinstuck
- C07 - ORGANIC CHEMISTRY