Baudouin Halsberghe

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of D,L-methionine or the salt thereof
- Patent number 5,990,349
- Issue date Nov 23, 1999
- Degussa Aktiengesellschaft
- Friedhelm Geiger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of D,L-methionine or the salt thereof
- Patent number 5,770,769
- Issue date Jun 23, 1998
- Degussa Aktiengesellschaft
- Friedhelm Geiger
- C07 - ORGANIC CHEMISTRY