Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4280988 | Recovery of nickel and cobalt from leach slurries | Kohur N. Subramanian, Einar Walli | 1981-07-28 |
| 4274930 | Process for recovering cobalt electrolytically | Victor A. Ettel, Eric A. Devuyst, Juraj Babjak, John Ambrose | 1981-06-23 |
| 4272493 | Pelletizing sulfation of anode slimes | Kohur N. Subramanian, Rotrou A. Hall | 1981-06-09 |
| 4247523 | Pelletizing sulfation of titanium concentrates | Rotrou A. Hall | 1981-01-27 |