Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9410223 | Process for treating liquid effluents and recovering metals | Roberto Mattioli Silva, Geraldo Luiz Da Silva, Clauson De Souza | 2016-08-09 |
| 8906220 | Method for production of metallic cobalt from the nickel solvent extraction raffinate | Vanessa Torres, Marcelo Augusto Castro Lopes da Costa, Omar Antunes Do Carmo | 2014-12-09 |
| 8187360 | Process for the instantaneous control of precipitation of nickel and cobalt present in the leach liquor, by adjusting the pH of the solution | Vanessa Torres, Marcelo Augusto Castro Lopes da Costa, Omar Antunes do Carmo | 2012-05-29 |
| 8043585 | Liquid and solid effluent treatment process | Roberto Mattioli Silva | 2011-10-25 |