Issued Patents All Time
Showing 76–100 of 148 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6863130 | Multi-layer deformable composite construction for use in a subterranean well | David Joe Steele | 2005-03-08 |
| 6854522 | Annular isolators for expandable tubulars in wellbores | Michael M. Brezinski, Gregory B. Chitwood, Ralph H. Echols, Gary P. Funkhouser, William David Henderson +12 more | 2005-02-15 |
| 6854521 | System and method for creating a fluid seal between production tubing and well casing | Ralph H. Echols, Tommie A. Freeman | 2005-02-15 |
| 6772841 | Expandable float shoe and associated methods | — | 2004-08-10 |
| 6766853 | Apparatus for interconnecting continuous tubing strings having sidewall-embedded lines therein | Henry L. Restarick, Patrick Laursen, Michael L. Connell, Nicida Maerefat | 2004-07-27 |
| 6725918 | Expandable liner and associated methods of regulating fluid flow in a well | — | 2004-04-27 |
| 6722427 | Wear-resistant, variable diameter expansion tool and expansion methods | Kenneth L. Schwendemann, Darrin N. Towers, Ralph H. Echols, Perry C. Shy | 2004-04-20 |
| 6568472 | Method and apparatus for washing a borehole ahead of screen expansion | Henry L. Restarick | 2003-05-27 |
| 6561278 | Methods and apparatus for interconnecting well tool assemblies in continuous tubing strings | Henry L. Restarick, Patrick Laursen, Michael L. Connell, Nicida Maerefat | 2003-05-13 |
| 6478091 | Expandable liner and associated methods of regulating fluid flow in a well | — | 2002-11-12 |
| 6457518 | Expandable well screen | Ana M. Castano-Mears, Ralph H. Echols | 2002-10-01 |
| 6382323 | Releasable no-go tool | David Joe Steele | 2002-05-07 |
| 6286614 | Motion compensator for drilling from a floater | John Shelly Bowling, II | 2001-09-11 |
| 6253857 | Downhole hydraulic power source | — | 2001-07-03 |
| 6230806 | Apparatus and methods for locating tools in subterranean wells | — | 2001-05-15 |
| 6196321 | Wye block having automatically aligned guide structure | — | 2001-03-06 |
| 6189616 | Expandable wellbore junction | Tommie A. Freeman, Jim Longbottom, John Shelly Bowling, II | 2001-02-20 |
| 6158514 | Sealed lateral wellbore junction assembled downhole | Joseph D. Parlin, John Shelly Bowling, II | 2000-12-12 |
| 6135208 | Expandable wellbore junction | Tommie A. Freeman, Jim Longbottom, John Shelly Bowling, II | 2000-10-24 |
| 6135206 | Apparatus for completing a subterranean well and associated methods of using same | James M. Barker | 2000-10-24 |
| 6125937 | Methods of completing a subterranean well and associated apparatus | James R. Longbottom, Ronald van Petegem, William H. Turner | 2000-10-03 |
| 6119783 | Linear indexing apparatus and methods of using same | Charles D. Parker, Perry C. Shy, Rennie L. Dickson, Leo G. Collins | 2000-09-19 |
| 6119771 | Sealed lateral wellbore junction assembled downhole | Joseph D. Parlin, John Shelly Bowling, II | 2000-09-19 |
| 6092601 | Apparatus for completing a subterranean well and associated methods of using same | Douglas Glenn Durst, Thurman James Carter, William A. Blizzard, Jr., Dale Langford | 2000-07-25 |
| 6092602 | Sealed lateral wellbore junction assembled downhole | — | 2000-07-25 |