Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7866394 | Compositions and methods of cementing in subterranean formations using a swelling agent to inhibit the influx of water into a cement slurry | Prentice G. Creel, Charles L. Boatman, Richard H. Tate, Eldon D. Dalrymple, John L. Eubank | 2011-01-11 |