Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6708759 | Liquid addition to steam for enhancing recovery of cyclic steam stimulation or LASER-CSS | Kathy E. Corry, B. Karl Pustanyk | 2004-03-23 |
| 5339897 | Recovery and upgrading of hydrocarbon utilizing in situ combustion and horizontal wells | — | 1994-08-23 |
| 4993490 | Overburn process for recovery of heavy bitumens | David J. Stephens | 1991-02-19 |