Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074724 | Bit-run nominal seat protector and method of operating same | Marc Minassian, Guilherme Eppinghaus | 2011-12-13 |
| 8066064 | Well assembly having a casing hanger supported by a load member actuated by a retractable member disposed in the wellhead | Marc Minassian | 2011-11-29 |
| 7975771 | Method for running casing while drilling system | — | 2011-07-12 |
| 7900706 | Shoulder ring set on casing hanger trip | — | 2011-03-08 |