Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9068697 | Subaqueous mining tailings placement | Ron Cleminson, Nan Wang | 2015-06-30 |
| 8806774 | Oil sands fluid fine tailings dewatering using rim ditching | JAMES LORENTZ, BARRY BARA, RANDY MIKULA, Nan Wang | 2014-08-19 |