Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10246789 | Systems and methods for copper recovery via roasting and leaching | Joanna M. Robertson, Thomas R. Bolles, Wayne W. Hazen, Lawrence D. May, David R. Baughman | 2019-04-02 |
| 9340849 | Systems and methods for metal recovery | Joanna M. Robertson, Thomas R. Bolles, Wayne W. Hazen, Lawrence D. May, David R. Baughman | 2016-05-17 |
| 8920773 | Systems and methods for metal recovery | Joanna M. Robertson, Thomas R. Bolles, Wayne W. Hazen, Lawrence D. May, David R. Baughman | 2014-12-30 |
| D519918 | Portable battery | Christopher Allen Wilson, Benjamin B. Rondot | 2006-05-02 |
| 6334991 | Purification of sulfur by means of centrifugation | Robin W. Strickland | 2002-01-01 |
| 5433925 | Method and apparatus for removing sulfur dioxide from gas streams | Thomas H. McCord, Robin W. Strickland | 1995-07-18 |
| 5106603 | Method for removing sulfur dioxide from gas streams | Thomas H. McCord, Robin W. Strickland | 1992-04-21 |
| 4919715 | Treating refractory gold ores via oxygen-enriched roasting | Thomas H. McCord, Gregory R. O'Neil | 1990-04-24 |
| 4207302 | Method of treating phosphoric acid to prevent crud formation during solvent extraction | — | 1980-06-10 |
| 4190633 | Crud handling circuit | Ronald J. Manuel, James E. McAllister | 1980-02-26 |