Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5031687 | Device for straightening a curved cast steel strand | Georg Bollig, Hanns Feichtner | 1991-07-16 |
| 4896810 | Apparatus for melting scrap | Markus Hubig | 1990-01-30 |
| 4865626 | Process for producing gas containing CO and H.sub.2 | Gero Papst, Rolf Hauk | 1989-09-12 |
| 4317677 | Process for producing liquid crude iron and reduction gas | Ralph Weber, Emil Elsner, Bernt Rollinger, Gerhard Sanders | 1982-03-02 |