Wilfried Uhlenbrock

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Marl, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing 2-acetyl-.gamma.-butyrolactone
- Patent number 5,789,603
- Issue date Aug 4, 1998
- Huels Aktiengesellschaft
- Guenther Koehler
- C07 - ORGANIC CHEMISTRY