Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7998909 | Foaming agent for subterranean formations treatment, and methods of use thereof | Lijun Lin, Carlos Abad, Bruno Drochon, Gregory Kubala, Alejandro Pena +1 more | 2011-08-16 |
| 7947627 | Fluid loss control agent with triggerable removal mechanism | Ann M. W. Hoefer | 2011-05-24 |