Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016040 | Fluid loss control | Syed A. Ali, John W. Still, Gary John Tustin, Balkrishna Gadiyar | 2011-09-13 |
| 8008234 | Method and composition comprising at least three different average particle volume particulates for low damage gravel packing | Balkrishna Gadiyar, Ryan Hartman, Bruno Drochon, John W. Still, Bryan Stamm | 2011-08-30 |
| 7971644 | Fluid loss additive and breaking agent | Hemant K. Ladva, Syed A. Ali, Richard D. Hutchins, Don Williamson | 2011-07-05 |
| 7956016 | Methods to control fluid loss in a well bore | Isabelle Couillet, Carlos Abad | 2011-06-07 |
| 7923415 | Methods to reduce settling rate of solids in a treatment fluid | Bruno Drochon, Isabelle Couillet, Juan-Carlos Santamaria, Peter J. Photos, John W. Still | 2011-04-12 |