Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562102 | Method for producing liquid pig iron | Leopold Werner Kepplinger, Herbert Mizelli, Josef Stockinger, Johann Wurm, Parviz Zahedi | 2003-05-13 |
| 6511629 | Shaft furnace | Leopold Werner Kepplinger, Rainer Walter Kastner, Wilhelm Schiffer, Wilhelm Stastny | 2003-01-28 |