Erhard Leistner

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Braunfels, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the separation of dimethyl ether and chloromethane in m...
- Patent number 5,882,485
- Issue date Mar 16, 1999
- Hoechst Aktiengesellschaft
- Peter Roth
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation and fractionation of a mixture of dimet...
- Patent number 5,843,286
- Issue date Dec 1, 1998
- Hoechst Aktiengesellschaft
- Peter Roth
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation and fractionation of a mixture of dimet...
- Patent number 5,763,712
- Issue date Jun 9, 1998
- Hoechst Aktiengesellschaft
- Peter Roth
- C07 - ORGANIC CHEMISTRY