Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679224 | Treated carbon or carbon-based cathodic components of aluminum production cells | — | 1997-10-21 |
| 5676807 | Carbon containing ramming paste in aluminum production cells | Vittorio de Nora | 1997-10-14 |
| 5655212 | Porous membranes | Vikas Gupta, Srinivas Penumella | 1997-08-05 |
| 5651874 | Method for production of aluminum utilizing protected carbon-containing components | Vittorio de Nora | 1997-07-29 |
| 5611953 | Sinter-homogenized heating products | Naiping Zhu | 1997-03-18 |