Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7621329 | Methods of pumping fluids having different concentrations of particulate at different average bulk fluid velocities to reduce pump wear and maintenance in the forming and delivering of a treatment fluid into a wellbore | Leonard R. Case, Michael Segura, Harold Grayson Walters, Jason E. Bryant, Herbert J. Horinek +3 more | 2009-11-24 |
| 7621330 | Methods of using a lower-quality water for use as some of the water in the forming and delivering of a treatment fluid into a wellbore | Harold Grayson Walters, Jason E. Bryant, Leonard R. Case, Jonn Thompson, Michael Segura +3 more | 2009-11-24 |