Bernd Lehmann

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Konstanz, DE

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Patents Grantslast 30 patents

Information Patent Grant
Production of 1-(3-hydroxy-propyl)-1,4-diazepane and 1,4-bis(3,4,5-...
- Patent number 4,751,298
- Issue date Jun 14, 1988
- Degussa Aktiengesellschaft
- Axel Kleemann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of .beta.-hydroxy-.alpha.-aminocarboxyli...
- Patent number 4,486,600
- Issue date Dec 4, 1984
- Degussa Aktiengesellschaft
- Axel Kleemann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of 1,2-diols
- Patent number 4,482,760
- Issue date Nov 13, 1984
- Degussa Aktiengesellschaft
- Axel Kleemann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of aqueous solutions of sodium salts of...
- Patent number 4,436,910
- Issue date Mar 13, 1984
- Degussa Aktiengesellschaft
- Axel Kleemann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of caboxylic acid cyanides
- Patent number 4,339,591
- Issue date Jul 13, 1982
- Degussa Aktiengesellschaft
- Axel Kleemann
- C07 - ORGANIC CHEMISTRY