Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4264778 | Extraction furnace | Santo E. Ravelli, Carlo Bettanini, Stelio Zanier | 1981-04-28 |
| 4238223 | Method of extracting magnesium from magnesium oxides | Carlo Bettanini, Stelio Zanier | 1980-12-09 |
| 4238224 | Continuous extraction of magnesium from magnesium oxides | Carlo Bettanini, Stelio Zanier | 1980-12-09 |