Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471742 | Method for producing an improved charging stock for use in metallurgical processes | — | 2002-10-29 |
| 6051182 | Apparatus and process for the direct reduction of iron oxides | Wolfgang A. Albarran, Adersido De Jesus Gomez | 2000-04-18 |
| 6030434 | Method for hot agglomeration of solid metallized iron particles to produce alloyed briquettes | Henrique Machado Zuloaga | 2000-02-29 |
| 5912400 | Method for reforming reducing gas in a fluidized bed process for reduction of ore | Wolfgang A. Albarran | 1999-06-15 |
| 5840097 | Method for direct reduction of oxides | — | 1998-11-24 |
| 5702246 | Shaft furnace for direct reduction of oxides | — | 1997-12-30 |