Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8037950 | Methods of using a particle impact drilling system for removing near-borehole damage, milling objects in a wellbore, under reaming, coring, perforating, assisting annular flow, and associated methods | Gordon A. Tibbitts, Greg Galloway, James Terry | 2011-10-18 |
| 7997355 | Apparatus for injecting impactors into a fluid stream using a screw extruder | Jim Terry, Gordon A. Tibbitts, Nathan J. Harder, Gregory G. Galloway | 2011-08-16 |
| 7987928 | Injection system and method comprising an impactor motive device | Greg Galloway, Jim Terry, Gordon A. Tibbitts, Kenneth W. Colvin, Thomas Alan Carlson | 2011-08-02 |
| 7980326 | Method and system for controlling force in a down-hole drilling operation | Gordon A. Tibbitts, Greg Galloway, Thomas Alan Carlson | 2011-07-19 |
| 7963341 | Apparatus and methods of use for a whipstock anchor | Aristeo Rios, III, Greg Marshall, Stephen Hermes Hester, Ken Winterrowd, Dan Hugh Blankenship | 2011-06-21 |