Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11566488 | Method of using delayed hydratable polymeric viscosifying agent in the treatment of a well or subterranean formation | Christina Magelky, Angela Anh Doan, Windal Scott Bray | 2023-01-31 |
| 10822917 | Method of cementing a well using delayed hydratable polymeric viscosifying agents | Christina Magelky, Angela Anh Doan, Windal Scott Bray | 2020-11-03 |
| 9581151 | Cylinder head for a piston compressor | Bernhard Spiegl, Roland Cesak | 2017-02-28 |
| 9567994 | Reciprocating compressor having capacity regulation | Bernhard Spiegl, Florian Schacherreiter | 2017-02-14 |
| 9476421 | Cylinder head for a two-stage reciprocating piston compressor | Roland Cesak, Bernhard Spiegl | 2016-10-25 |
| 9187373 | Method of cementing using polymeric retarder | Windal Scott Bray | 2015-11-17 |
| 9027934 | Sealing arrangement for sealing a piston rod of a reciprocating compressor | Tino Lindner-Silwester, Christian Hold, Christian Kernbichler | 2015-05-12 |
| 8689870 | Use of methylhydroxyethyl cellulose as cement additive | Windal Scott Bray | 2014-04-08 |
| 8596356 | Method of producing synthesis gas by the underground gasification of coal from a coal seam | Dale R. Doherty | 2013-12-03 |