Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8012238 | High temperature heap bioleaching process | William J. Kohr, Vandy Shrader | 2011-09-06 |
| 7658783 | High temperature heap bioleaching process | William J. Kohr, Vandy Shrader | 2010-02-09 |
| 7455716 | High temperature heap bioleaching process | William J. Kohr, Vandy Shrader | 2008-11-25 |
| 7160354 | High temperature heap bioleaching process | William J. Kohr, Vandy Shrader | 2007-01-09 |
| 6802888 | High temperature heap bioleaching process | William J. Kohr, Vandy Shrader | 2004-10-12 |
| 6110253 | High temperature heap bioleaching process | William J. Kohr, Vandy Shrader | 2000-08-29 |
| 6086656 | Method for improving the heap biooxidation rate of refractory sulfide ore particles that are biooxidized using recycled bioleachate solution | William J. Kohr, John Shield, Vandy Shrader | 2000-07-11 |
| 5779762 | Method for improving the heap biooxidation rate of refractory sulfide ore particles that are biooxidized using recycled bioleachate solution | William J. Kohr, John Shield, Vandy Shrader | 1998-07-14 |
| 5688304 | Method for improving the heap biooxidation rate of refractory sulfide ore particles that are biooxidized using recycled bioleachate solution | William J. Kohr, John Shield, Vandy Shrader | 1997-11-18 |