Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6889766 | Methods for passing a swelling agent into a reservoir to block undesirable flow paths during oil production | Prentice G. Creel, Charles L. Boatman, Sam W. McDonald, Richard H. Tate | 2005-05-10 |