| 7866708 |
Joining tubular members |
Craig D. Johnson, Matthew R. Hackworth, Michael Dean Langlais, David W. Wang, Laurent Alteirac +5 more |
2011-01-11 |
| 7493959 |
Joining tubular members |
Craig D. Johnson, Matthew R. Hackworth, Michael Dean Langlais, David W. Wang, Laurent Alteirac +5 more |
2009-02-24 |
| 7380616 |
Automatic downlink system |
Christopher Paul Reed, John A. Thomas, Franck Al Sharkarchi, Remi Hutin, Jean-Marc Follini |
2008-06-03 |
| 7320370 |
Automatic downlink system |
Christopher Paul Reed, John A. Thomas, Franck Al Shakarchi, Remi Hutin, Jean-Marc Follini |
2008-01-22 |
| 7198102 |
Automatic downlink system |
Christopher Paul Reed, John A. Thomas, Franck Al Shakarchi, Remi Hutin, Jean-Marc Follini |
2007-04-03 |
| 7128152 |
Method and apparatus to selectively reduce wellbore pressure during pumping operations |
Steven L. Anyan, Olukemi Aardalsbakke, Vincent Rodet |
2006-10-31 |
| 7128160 |
Method and apparatus to selectively reduce wellbore pressure during pumping operations |
Steven L. Anyan, Olukemi Aardalsbakke |
2006-10-31 |
| 6808020 |
Debris-free valve apparatus and method of use |
Christian D. Garcia, Steven L. Anyan, Patrick W. Bixenman |
2004-10-26 |
| 6732803 |
Debris free valve apparatus |
Christian D. Garcia, Steven L. Anyan, Patrick W. Bixenman |
2004-05-11 |
