| TECHSTAR ENERGY SERVICES Patent applications |
| Patent application number | Title | Published |
|---|
| 20110281777 | DRILLING FLUID AND METHODS - A drilling fluid comprising: a non-ionic surfactant including at least one of a branched alcohol ethoxylate and a capped alcohol ethoxylate, a detergent builder and a viscosifier. | 11-17-2011 |
| 20080217064 | DRILLING FLUID AND METHODS - A drilling fluid comprising: a non-ionic surfactant including at least one of a branched alcohol ethoxylate and a capped alcohol ethoxylate, a detergent builder and a viscosifier. | 09-11-2008 |
