Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9822630 | Marine diverter system with real time kick or loss detection | Don M. Hannegan | 2017-11-21 |
| 9714559 | Method and apparatus for hydraulic fracturing | Cesar G. Garcia | 2017-07-25 |
| 9631442 | Heave compensation system for assembling a drill string | Ram K. Bansal, Don M. Hannegan | 2017-04-25 |
| 9551201 | Apparatus and method of zonal isolation | Varadaraju Gandikota | 2017-01-24 |