Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5435528 | Porous plug structure for aluminum furances | James R. Guttery, Gary B. Parker | 1995-07-25 |
| 5129998 | Refractory hard metal shapes for aluminum production | Alton T. Tabereaux, Nolan E. Richards | 1992-07-14 |
| 4919782 | Alumina reduction cell | — | 1990-04-24 |
| 4631121 | Alumina reduction cell | Alton T. Tabereaux, John T. Willett | 1986-12-23 |
| 4591419 | Protective barrier for alumina reduction cells | Jerris C. Moeller, Alton T. Tabereaux | 1986-05-27 |
| 4561958 | Alumina reduction cell | Alton T. Tabereaux | 1985-12-31 |