Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028749 | Expanding multiple tubular portions | Simon J. Harrall | 2011-10-04 |
| 8006771 | Methods for expanding tubular strings and isolating subterranean zones | Annabel Green, Lev Ring, Simon J. Harrall, Gary Johnston, Neil A. A. Simpson | 2011-08-30 |