Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4710607 | Plasma burner with replaceable consumable electrodes | Herbert Wilhelmi, Kurt Kegel, Dieter Zollner, Inge Lauterbach-Dammler, Thomas Taube | 1987-12-01 |
| 4462104 | Electrode holder for electric arc furnaces | Dieter Zollner, Inge Lauterbach-Dammler, Franz Schieber | 1984-07-24 |