Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8037937 | Method and a device for solvent injection in a subsurface well | — | 2011-10-18 |
| 7971640 | Method and device for setting a bottom packer | — | 2011-07-05 |
| 7946351 | Method and device for sealing a void incompletely filled with a cast material | — | 2011-05-24 |
| 7891431 | Annular packer device | — | 2011-02-22 |
| 7874354 | Packer-anchoring device | — | 2011-01-25 |