Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6374669 | Water influx identification | Kevin R. Bowlin, Billy W. Surles | 2002-04-23 |
| 6196315 | Methods for treating underground formations | Billy W. Surles | 2001-03-06 |
| 6164376 | Triple action pumping system and method | Lon A. Stuebinger | 2000-12-26 |
| 6142224 | Triple action pumping system with plunger valves | Lon A. Stuebinger, Brock Watson | 2000-11-07 |
| 6131660 | Dual injection and lifting system using rod pump and an electric submersible pump (ESP) | Lon A. Stuebinger, Michael R. Berry | 2000-10-17 |
| 6123149 | Dual injection and lifting system using an electrical submersible progressive cavity pump and an electrical submersible pump | Lon A. Stuebinger, Kevin R. Bowlin | 2000-09-26 |
| 6116341 | Water injection pressurizer | Lon A. Stuebinger, Loren K. Barritt, Kristine H. Brindle | 2000-09-12 |
| 6105671 | Method and apparatus for minimizing emulsion formation in a pumped oil well | Michael R. Berry | 2000-08-22 |
| 6092600 | Dual injection and lifting system using a rod driven progressive cavity pump and an electrical submersible pump and associate a method | Lon A. Stuebinger, Michael R. Berry | 2000-07-25 |
| 6092599 | Downhole oil and water separation system and method | Michael R. Berry, Lon A. Stuebinger | 2000-07-25 |
| 6079491 | Dual injection and lifting system using a rod driven progressive cavity pump and an electrical submersible progressive cavity pump | Lon A. Stuebinger | 2000-06-27 |
| 6032743 | Method and apparatus for reducing gas well production costs using improved downhole valves | Kevin R. Bowlin, Carlos W. Pardo | 2000-03-07 |
| 5915477 | Enhanced oil recovery technique | Lon A. Stuebinger, Kevin R. Bowlin | 1999-06-29 |
| 5686724 | Method for determining oil content of an underground formation using wet cuttings | Kerry K. Spilker, Patrick Lee DeLaune | 1997-11-11 |
| 5671809 | Method to achieve low cost zonal isolation in an open hole completion | — | 1997-09-30 |
| 5551513 | Prepacked screen | Billy W. Surles | 1996-09-03 |
| 5447052 | Microwave hydrocarbon gas extraction system | Patrick Lee DeLaune, Scott A. Hanson, Alan C. Wright | 1995-09-05 |
| 5339901 | Method of achieve zonal isolation | — | 1994-08-23 |
| 5199509 | Controlled gas trap system | Alan C. Wright, Scott A. Hanson, Patrick Lee DeLaune, Hossein Aghazeynali | 1993-04-06 |
| 4276936 | Method of thermally insulating a wellbore | — | 1981-07-07 |
| 4215155 | Method of preparing modified titanium dioxide photoactive electrodes | Elizabeth A. Trickett | 1980-07-29 |
| 4181593 | Modified titanium dioxide photoactive electrodes | Elizabeth A. Trickett | 1980-01-01 |
| 4181754 | In situ method of preparing modified titanium dioxide photoactive electrodes | Elizabeth A. Trickett | 1980-01-01 |