Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4600435 | Solvent extraction of cobalt (II) from sulfate solutions with cobalt extractants | Eddie C. Chou, John D. Bruno, Helen S. Leaver | 1986-07-15 |
| 4544541 | Removal of hexavalent selenium from nickel, cobalt or copper sulfate solution | Eddie C. Chou, Dale K. Huggins, Edward I. Wiewiorowski | 1985-10-01 |