Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524367 | Hydrometallurgical process for the recovery of nickel and cobalt by ammoniacal leaching | Jose Castellanos Suarez, German A. Alvarez Villanueva, Pilar Martin Gonzalez, Isabel Lobaina Urtafe, Oscar Perez Laurencio +1 more | 2003-02-25 |