Issued Patents All Time
Showing 51–75 of 103 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8071511 | Methods for stimulating oil or gas production using a viscosified aqueous fluid with a chelating agent to remove scale from wellbore tubulars or subsurface equipment | Richard W. Pauls | 2011-12-06 |
| 8012914 | Ortho ester breakers for viscoelastic surfactant gels and associated methods | — | 2011-09-06 |
| 8008236 | Ortho ester breakers for viscoelastic surfactant gels and associated methods | — | 2011-08-30 |
| 8006760 | Clean fluid systems for partial monolayer fracturing | Jeff Fleming, Richard W. Pauls, David E. McMechan, Bradley L. Todd, Jason E. Bryant | 2011-08-30 |
| 7997342 | Subterranean treatment fluids comprising viscoelastic surfactant gels | Jason E. Bryant | 2011-08-16 |
| 7960315 | Treatment fluids comprising diutan and associated methods | Richard W. Pauls, Lulu Song, Jason E. Bryant, Sean R. Beach, Ian D. Robb | 2011-06-14 |
| 7939471 | Subterranean treatment fluids comprising viscoelastic surfactant gels | Jason E. Bryant | 2011-05-10 |
| 7938187 | Dual functional components and associated methods | Richard W. Pauls, David E. McMechan, Jason E. Bryant | 2011-05-10 |
| 7926568 | Non-acid acidizing methods and compositions | Rajesh Kumar Saini, Bradley L. Todd, David E. McMechan, Richard W. Pauls | 2011-04-19 |
| 7921912 | Non-acid acidizing methods and compositions | Rajesh Kumar Saini, Bradley L. Todd, David E. McMechan, Richard W. Pauls | 2011-04-12 |
| 7910524 | Treatment fluids comprising diutan and associated methods | Richard W. Pauls, Lulu Song, Jason E. Bryant, Sean R. Beach, Ian D. Robb | 2011-03-22 |
| 7874360 | Methods for improving low-quality proppant and method of using low-quality proppant in subterranean operations | Philip D. Nguyen, Matthew E. Blauch | 2011-01-25 |
| 7846878 | Friction reducer performance in water containing multivalent ions | Ian D. Robb, Jason E. Bryant, Michael L. Carter | 2010-12-07 |
| 7825073 | Treatment fluids comprising clarified xanthan and associated methods | Michael W. Sanders, Jeffery L. Mundy, Sean R. Beach, Richard W. Pauls, Phillip C. Harris +8 more | 2010-11-02 |
| 7814980 | Micro-crosslinked gels and associated methods | Jason E. Bryant, Richard W. Pauls | 2010-10-19 |
| 7806185 | Treatment fluids comprising friction reducers and antiflocculation additives and associated methods | David E. McMechan, Jimmie D. Weaver, Robert E. Hanes, Jr., Karen L. King, Gary P. Funkhouser | 2010-10-05 |
| 7799744 | Polymer coated particulates | Philip D. Nguyen | 2010-09-21 |
| 7754658 | Crosslinked acids comprising derivatized xanthan and subterranean acidizing applications | — | 2010-07-13 |
| 7748451 | Methods for improving low-quality proppant and method of using low-quality proppant in subterranean operations | Philip D. Nguyen, Matthew E. Blauch | 2010-07-06 |
| 7748456 | Dual functional components and associated methods | Richard W. Pauls, David E. McMechan, Jason E. Bryant | 2010-07-06 |
| 7735558 | Crosslinked acids comprising derivatized xanthan and subterranean acidizing applications | — | 2010-06-15 |
| 7727935 | Dual-function additives for enhancing fluid loss control and stabilizing viscoelastic surfactant fluids | David E. McMechan, Jason E. Bryant | 2010-06-01 |
| 7727937 | Acidic treatment fluids comprising xanthan and associated methods | Richard W. Pauls | 2010-06-01 |
| 7727936 | Acidic treatment fluids comprising xanthan and associated methods | Richard W. Pauls | 2010-06-01 |
| 7718584 | Dual-function additives for enhancing fluid loss control and stabilizing viscoelastic surfactant fluids | David E. McMechan, Jason E. Bryant | 2010-05-18 |