| TECHSTAR ENERGY SERVICES INC. Patent applications |
| Patent application number | Title | Published |
|---|
| 20110306524 | DRILLING FLUID AND METHODS - A drilling fluid comprising: a non-ionic surfactant including: a branched alcohol ethoxylate and/or a capped alcohol ethoxylate; and a detergent builder. | 12-15-2011 |
| 20100089650 | DRILLING FLUID AND METHOD FOR DRILLING IN COAL-CONTAINING FORMATIONS - A drilling fluid and method for drilling in a coal containing formation. The method includes: providing a mixed metal-viscosified drilling fluid including at least 1% potassium salt; circulating the drilling fluid through the well; and drilling into a coal seam. | 04-15-2010 |
