Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811676 | Electrolytic cell for production of aluminum from alumina | Donald R Bradford, Robert J. Barnett | 2004-11-02 |
| 6800191 | Electrolytic cell for producing aluminum employing planar anodes | Robert J. Barnett, Donald R Bradford | 2004-10-05 |