Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9862882 | Foam assisted liquid removal using alcohol ether sulfonates | Duy T. Nguyen | 2018-01-09 |
| 9702234 | Foamers for liquid removal | — | 2017-07-11 |
| 8950494 | Foamers for downhole injection | Duy T. Nguyen | 2015-02-10 |
| 8746341 | Quaternary foamers for downhole injection | Duy T. Nguyen | 2014-06-10 |