Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10975291 | Method of selection of asphaltene precipitant additives and process for subsurface upgrading therewith | Cesar Ovalles, Ian Phillip Benson, Ronald A. Behrens | 2021-04-13 | $1,476,348,000 |
| 10907473 | Low volume in-line filtration methods for analyzing hydrocarbon-containing fluid to evaluate asphaltene content and behavior during production operations | Cesar Ovalles, Michael E. Moir | 2021-02-02 | $328,098,000 |