Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7998907 | Porous particulate materials and compositions thereof | Christopher John Stephenson, Allan R. Rickards, Harold Dean Brannon | 2011-08-16 |
| 7977283 | Method of minimizing or reducing salt deposits by use of a fluid containing a fructan and derivatives thereof | Joseph Kirk | 2011-07-12 |
| 7956012 | Oil field treatment fluids with viscosified brines | Madhukar Chetty, Paul S. Carman | 2011-06-07 |
| 7950455 | Non-spherical well treating particulates and methods of using the same | Phillip B. Kaufman, Allan R. Rickards, Christopher John Stephenson | 2011-05-31 |
| 7931087 | Method of fracturing using lightweight polyamide particulates | — | 2011-04-26 |
| 7861780 | Method of treating subterranean formations with porous particulate materials | Christopher John Stephenson, Allan R. Rickards, Harold Dean Brannon | 2011-01-04 |