Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5871560 | Process and plant for the direct reduction of iron-oxide-containing materials | Roland Fluch, Gunter Peer, Roy Hubert Whipp, Jr. | 1999-02-16 |
| 5554206 | Method of charging ore | Konstantin Milionis, Gero Tessmer, Roy Hubert Whipp, Jr. | 1996-09-10 |
| 5439504 | Direct-reduction process for directly reducing particulate iron-oxide-containing material | Konstantin Milionis, Johannes Schenk, Siegfried Zeller | 1995-08-08 |