Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9267344 | Actuator for dual drill string valve and drill string valve configurations therefore | Espen Alhaug | 2016-02-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9267344 | Actuator for dual drill string valve and drill string valve configurations therefore | Espen Alhaug | 2016-02-23 |