Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4216011 | Method and apparatus for the secondary gaseous reduction of metal ores | Enrique R. Martinez Vera | 1980-08-05 |
| 4191885 | Method for determining weight of molten metal in situ | Federico Rodriguez, Julian Sanchez Ramirez | 1980-03-04 |