Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616829 | Carbonaceous cathode with enhanced wettability for aluminum production | Rudolf Keller, Brian Barca | 2003-09-09 |
| 4923843 | Peptized activated carbon/alumina composite | Emmanuel K. Saforo, Paul K. T. Liu, Robin K. Bergstrom | 1990-05-08 |
| 4795735 | Activated carbon/alumina composite | Paul K. T. Liu, Robin K. Bergstrom | 1989-01-03 |