Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7896068 | Activation mechanism applicable for oilfield chemicals products | — | 2011-03-01 |
| 7896964 | Cement retarder | Stephane Boulard | 2011-03-01 |
| 7879770 | Oxidative internal breaker for viscoelastic surfactant fluids | Lijun Lin, Yiyan Chen, Philip F. Sullivan, Belgin Baser, Carlos Abad | 2011-02-01 |