Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8075997 | Composition and method for making a proppant | Russell J. Smith, John R. Loscutova, Christopher E. Coker, Andrew R. Barron, Elizabeth A. Whitsitt +3 more | 2011-12-13 |
| 8047288 | Proppants with carbide and/or nitride phases | John R. Loscutova, Christopher E. Coker | 2011-11-01 |
| 8012533 | Composition and method for making a proppant | Russell J. Smith, John R. Loscutova, Christopher E. Coker, Andrew R. Barron | 2011-09-06 |
| 7867613 | Composition and method for making a proppant | Russell J. Smith, John R. Loscutova, Christopher E. Coker, Andrew R. Barron, Elizabeth A. Whitsitt +3 more | 2011-01-11 |