Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047277 | Method and apparatus for removing casing | John Rucker, Sr., Richard Blanchard, Jr., Donald D. Deslatte, Kenneth J. Cahill | 2011-11-01 |
| 7926570 | Method and apparatus for preventing spillage or loss of drill fluids | Richard Blanchard, Jr., John Rucker, Sr. | 2011-04-19 |