Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6428604 | Hydrometallurgical process for the recovery of nickel and cobalt values from a sulfidic flotation concentrate | Derek G. E. Kerfoot, Eberhard Krause, Avinash Singhal | 2002-08-06 |