Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10975291 | Method of selection of asphaltene precipitant additives and process for subsurface upgrading therewith | Cesar Ovalles, Estrella Rogel, Ian Phillip Benson | 2021-04-13 |