Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7077945 | Cu—Ni—Fe anode for use in aluminum producing electrolytic cell | S. Craig Bergsma, Craig W. Brown, Robert J. Barnett, Michael B. Mezner | 2006-07-18 |
| 6866768 | Electrolytic cell for production of aluminum from alumina | Robert J. Barnett, Michael B. Mezner | 2005-03-15 |
| 6837982 | Maintaining molten salt electrolyte concentration in aluminum-producing electrolytic cell | Robert J. Barnett, Michael B. Mezner | 2005-01-04 |
| 6811676 | Electrolytic cell for production of aluminum from alumina | Robert J. Barnett, Michael B. Mezner | 2004-11-02 |
| 6800191 | Electrolytic cell for producing aluminum employing planar anodes | Robert J. Barnett, Michael B. Mezner | 2004-10-05 |
| 6558525 | Anode for use in aluminum producing electrolytic cell | Robert J. Barnett, Michael B. Mezner | 2003-05-06 |
| 4202753 | Reduction cell hood | James E. White | 1980-05-13 |