Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4541868 | Recovery of nickel and cobalt by controlled sulfuric acid leaching | E. Harris Lowenhaupt, John E. Litz | 1985-09-17 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4541868 | Recovery of nickel and cobalt by controlled sulfuric acid leaching | E. Harris Lowenhaupt, John E. Litz | 1985-09-17 |