Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618403 | Maintaining protective surfaces on carbon cathodes in aluminium electrowinning cells | Vittorio de Nora | 1997-04-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618403 | Maintaining protective surfaces on carbon cathodes in aluminium electrowinning cells | Vittorio de Nora | 1997-04-08 |