Elfriede Sextl

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Gieselbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for separating amino acids and aminosulponic acids through...
- Patent number 5,731,459
- Issue date Mar 24, 1998
- Degussa Aktiengesellschaft
- Stefan Stockhammer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for isolating hydroxymonocarboxylic and tricarboxylic acids
- Patent number 5,676,838
- Issue date Oct 14, 1997
- Degussa Aktiengesellschaft
- Elfriede Sextl
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process of the isolation of L-leucine and L-isoleucine from aqueous...
- Patent number 5,527,958
- Issue date Jun 18, 1996
- Degussa Aktiengesellschaft
- Sems Yonsel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for reducing the carbon content of aqueous hydrogen peroxid...
- Patent number 5,342,602
- Issue date Aug 30, 1994
- Degussa Aktiengesellschaft
- Gerhard Zimmer
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the separation of amino acids from aqueous solutions
- Patent number 5,312,980
- Issue date May 17, 1994
- Degussa Aktiengesellschaft
- Sems Yonsel
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Colorless, low-emission polymer
- Publication number 20020032266
- Publication date Mar 14, 2002
- Elfriede Sextl
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...