Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8043997 | Lost circulation material formulation and method of use | Donald L. Whitfill, Matthew L. Miller | 2011-10-25 |
| 7870903 | Inverse emulsion polymers as lost circulation material | Carl Thaemlitz, Eric Davidson | 2011-01-18 |