Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8815049 | Method and apparatus for reduction of contaminants in evaporator distillate | Gregg L. Wilson | 2014-08-26 |
| 8603301 | Method for reduction of contaminants in evaporator distillate | Gregg L. Wilson | 2013-12-10 |
| 7967955 | Water treatment method for heavy oil production | — | 2011-06-28 |
| 7849921 | Water treatment method for heavy oil production | — | 2010-12-14 |
| 7717174 | Water treatment method for heavy oil production using calcium sulfate seed slurry evaporation | — | 2010-05-18 |
| 7681643 | Treatment of brines for deep well injection | — | 2010-03-23 |
| 7438129 | Water treatment method for heavy oil production using calcium sulfate seed slurry evaporation | — | 2008-10-21 |
| 7428926 | Water treatment method for heavy oil production | — | 2008-09-30 |
| 7150320 | Water treatment method for heavy oil production | — | 2006-12-19 |
| 7077201 | Water treatment method for heavy oil production | — | 2006-07-18 |
| 6733636 | Water treatment method for heavy oil production | — | 2004-05-11 |
| 5662802 | Solvent extraction process using water absorbing solvent at preselected temperature | James C. Nowak | 1997-09-02 |