Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11149506 | System for controlling wellbore pressure during pump shutdowns | John McCaskill, John McHardy, Scott Charles | 2021-10-19 |
| 11131157 | System and method of managed pressure drilling | Adam Keith, Andre Perales | 2021-09-28 |
| 11125032 | MPD with single set point choke | — | 2021-09-21 |