Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8391331 | Method of charging fine-grained metals into an electric-arc furnace | Karl-Josef Schneider | 2013-03-05 |
| 8038766 | Direct reduction process using a single fluidised bed | Andreas Orth, Donald Keith Philp, Rod Dry | 2011-10-18 |
| 7947107 | Direct reduction apparatus and process | Andreas Orth, Donald Keith Philp, Rod Dry | 2011-05-24 |
| 7824603 | Direct reduction apparatus and process | Andreas Orth, Donald Keith Philp, Rod Dry | 2010-11-02 |
| 7780759 | Direct reduction process | Andreas Orth, Donald Keith Philp, Rod Dry | 2010-08-24 |
| 7608128 | Direct reduction process and apparatus | Andreas Orth, Donald Keith Philp, Rod Dry | 2009-10-27 |
| 6524362 | Method of melting fine grained direct reduced iron in an electric arc furnace | Siegfried Schimo, Michael Stroeder, William Wells | 2003-02-25 |
| 4312666 | Steel making process | Harry Serbent, Gerhard Reuter, Wolfram Schnabel | 1982-01-26 |
| 4220631 | Process of calcining limestone or hydrated lime in a rotary kiln | Harry Serbent, Hermann Lommert, Herbert Lausch, Horst Steinhofel | 1980-09-02 |