Konrad Stolzenberg

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Waltrop, DE

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Patents Grantslast 30 patents

Information Patent Grant
Novel purification process
- Patent number 4,992,599
- Issue date Feb 12, 1991
- Rutgerswerke AG
- Jorg Talbiersky
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the manufacture of molded carbon bodies
- Patent number 4,534,949
- Issue date Aug 13, 1985
- Rutgerswerke Aktiengesellschaft
- Herbert Glaser
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Obtaining anthracene and carbazole by melt-crystallization
- Publication number 20040068155
- Publication date Apr 8, 2004
- Thomas Buttner
- C07 - ORGANIC CHEMISTRY