Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4405588 | Process of removing iron impurities from ores | Alejandro J. Caballero | 1983-09-20 |
| 4401638 | Process for purifying silica sand | Alejandro J. Caballero | 1983-08-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4405588 | Process of removing iron impurities from ores | Alejandro J. Caballero | 1983-09-20 |
| 4401638 | Process for purifying silica sand | Alejandro J. Caballero | 1983-08-30 |