Issued Patents 2021
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11167257 | Surfactant compositions and use thereof as inverter of water-in-oil emulsion polymers | Michael L. Braden, Ashish Dhawan, Wesley L. Whipple | 2021-11-09 |
| 11142680 | Controlled release solid scale inhibitors | Daniel Dreyer, Thomas Smith | 2021-10-12 |
| 11136493 | Friction-reducing compositions formulated with highly concentrated brine | Analette I. Lopez, Kin-Tai Chang | 2021-10-05 |
| 11035080 | Boronic acid containing polymers for papermaking process | Zhiyi Zhang, Mingli Wei, Kevin McDonald, Weiguo Cheng | 2021-06-15 |
| 10889749 | Composition and method for recovering hydrocarbon fluids from a subterranean reservoir | Mingli Wei, Kin-Tai Chang | 2021-01-12 |
| 10883036 | Fluid diversion composition in well stimulation | Daniel Dreyer, Vyacheslav Boyraskikh, Yuntao Thomas Hu, Joseph Paul Street, Narongsak Tonmukayakul +1 more | 2021-01-05 |