| 10400572 |
Apparatus and methods using drillability exponents |
James Randolph Lovorn, Jon Troy Gosney |
2019-09-03 |
| 10294742 |
Borehole pressure management methods and systems with adaptive learning |
James Randolph Lovorn, Saad Saeed, Isabel Cristina Poletzky |
2019-05-21 |
| 10047578 |
Pressure control in drilling operations with choke position determined by Cv curve |
James Randolph Lovorn, Cody Neal Butler |
2018-08-14 |
| 9995097 |
Diverting flow in a kill mud circulation system to regulate kill mud pressure |
Cody Neal Butler |
2018-06-12 |
| 9528334 |
Well drilling methods with automated response to event detection |
Cody Neal Butler, Charles M. Pool, Ryan Hourd, Aaron R. Reynolds, Craig W. Godfrey +4 more |
2016-12-27 |
| 9447647 |
Preemptive setpoint pressure offset for flow diversion in drilling operations |
James Randolph Lovorn |
2016-09-20 |
| 9328573 |
Integrated geomechanics determinations and wellbore pressure control |
William Bradley Standifird, Syed Rizvi, Xiaomin Hu, James Randolph Lovorn, Sara Shayegi +1 more |
2016-05-03 |
| 9068419 |
Diverting flow in a drilling fluid circulation system to regulate drilling fluid pressure |
Cody Neal Butler |
2015-06-30 |
| 8397836 |
Pressure and flow control in drilling operations |
Charles M. Pool, Frank Urias, Neal G. Skinner |
2013-03-19 |
| 8286730 |
Pressure and flow control in drilling operations |
Charles M. Pool, Frank Urias, Neal G. Skinner |
2012-10-16 |
| 8240398 |
Annulus pressure setpoint correction using real time pressure while drilling measurements |
James Randolph Lovorn, Saad Saeed |
2012-08-14 |