Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4698825 | Protective coating of temperature resistant materials for the metal shaft of combination electrodes for the electric steel production | Franz Schieber, Dieter Zollner, Konrad Koziol, Christine Zollner, Thomas Taube | 1987-10-06 |
| 4509178 | Arrangement of an electrode for electric arc furnaces | Hans Lades, Friedrich Fink, Siegfried Liebel, Thomas Taube, Dieter Zollner | 1985-04-02 |