Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047280 | Drillable bridge plug | William M. Roberts, Piro Shkurti, George J. Melenyzer | 2011-11-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047280 | Drillable bridge plug | William M. Roberts, Piro Shkurti, George J. Melenyzer | 2011-11-01 |