Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459853 | Autonomous control valve for well pressure control | Annabel Green, John Hunter | 2022-10-04 |
| 10927634 | Treatment apparatus with movable seat for flowback | Stephen L. Crow | 2021-02-23 |
| 10738563 | Treatment apparatus with flowback feature | Stephen L. Crow | 2020-08-11 |