Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8012318 | Process for multiple stage direct electrowinning of copper | John O. Marsden, Robert E. Brewer, Susan R Brewer, Joanna M. Robertson, David R. Baughman +2 more | 2011-09-06 |
| 8003064 | Controlled copper leach recovery circuit | Barbara J. Savage, David G. Meadows | 2011-08-23 |