Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11365595 | Flow rate trimming device | Antony Brooke, Mark Breese | 2022-06-21 |
| 7918289 | Method of completing a well with sand screens | Doug Oakley, Gunnar Fimreite, Grete Svanes, Jarrod Massam | 2011-04-05 |
| 7745380 | Additive for increasing the density of a fluid for casing annulus pressure control | Christopher Alan Sawdon, Sonny Clary, William Matthew Reid, Tom Heinz | 2010-06-29 |
| 7727939 | Composition of base fluid and polymeric dispersing agent-absorbed polymer-coated colloidal particles | Christopher Alan Sawdon, Sonny Clary, William Matthew Reid, Tom Heinz | 2010-06-01 |
| 7651040 | Additive for increasing the density of an oil-based fluid and fluid comprising such additive | Jarrod Massam, Christopher Alan Sawdon | 2010-01-26 |
| 7651983 | Reduced abrasiveness with micronized weighting material | Jarrod Massam | 2010-01-26 |
| 7618927 | Increased rate of penetration from low rheology wellbore fluids | Jarrod Massam, Doug Oakley, Todd Reid | 2009-11-17 |
| 7589049 | Additive for increasing the density of a fluid for casing annulus pressure | Christopher Alan Sawdon, Sonny Clary, William Matthew Reid, Tom Heinz | 2009-09-15 |
| 7538074 | Additive for increasing the density of an oil-based fluid and fluid comprising such additive | Jarrod Massam, Christopher Alan Sawdon | 2009-05-26 |
| 7449431 | Additive for increasing the density of a fluid for casing annulus pressure control | Christopher Alan Sawdon, Sonny Clary, William Matthew Reid, Tom Heinz | 2008-11-11 |
| 7267291 | Additive for increasing the density of an oil-based fluid and fluid comprising such additive | Jarrod Massam, Christopher Alan Sawdon | 2007-09-11 |
| 6884760 | Water based wellbore fluids | Fabien Jean Brand | 2005-04-26 |
| 6586372 | Additive for increasing the density of a fluid and fluid comprising such additive | Christopher Alan Sawdon | 2003-07-01 |