Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947630 | Compositions comprising at least two different polymeric microparticles and methods for recovering hydrocarbon fluids from a subterranean reservoir | Joseph Paul Street, Kin-Tai Chang, Cathy C. Doucette | 2011-05-24 |