Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11999901 | Multifunctional wax dispersant for subterranean chemical applications | Sofia Sirak, Iryna Zhuk, Claudia Meister | 2024-06-04 |
| 11898086 | Cationic and anionic shale inhibitors and clay stabilizers | Catherine Martin Santos, Chunli Li, James William Ogle | 2024-02-13 |
| 11802235 | Self propping surfactant for well stimulation | Philip D. Nguyen, Kai He | 2023-10-31 |
| 11613496 | Removal of sand impurities in wet processing | Chunli Li, Leiming Li, Johnathan Scott Hazlewood | 2023-03-28 |
| 11505735 | Friction reducing additives including nanoparticles | James William Ogle | 2022-11-22 |
| 11479715 | Enhanced friction reducers for water-based fracturing fluids | Leiming Li, Todd Allen Collier | 2022-10-25 |
| 11466199 | Synergistic enhancement of slickwater fracturing fluids | Leiming Li, Chunli Li, Philip D. Nguyen | 2022-10-11 |
| 11447691 | Methods of making and using a wellbore servicing fluid for iron mitigation | Leiming Li, Philippe Prince, Loan K. Vo | 2022-09-20 |
| 11441067 | Screening method for friction reducer precipitation | Leiming Li, Scot Harris Bodnar, James William Ogle, Todd Allen Collier | 2022-09-13 |
| 11435330 | Mitigation of friction reducer precipitation | Leiming Li, Scott Harris Bodnar, Todd Allen Collier, James William Ogle, Zhiwei Yue | 2022-09-06 |
| 11421149 | Alkyl polyglycoside surfactants for use in subterranean formations | Kai He, Yang Peng, Zhiwei Yue | 2022-08-23 |
| 11370959 | Use of liquid natural gas for well treatment operations | Stanley V. Stephenson, Ronald Glen Dusterhoft, Shameem Siddiqui | 2022-06-28 |
| 11326091 | Water-based friction reducing additives | Leiming Li, James William Ogle | 2022-05-10 |
| 11313212 | Pre-hydration of friction reducers for wellbore fluids | Karl H. Hoffman, Chunli Li, Darrell Griffin | 2022-04-26 |
| 11198811 | Multifunctional friction reducers | James William Ogle | 2021-12-14 |
| 11124699 | Self propping surfactant for well stimulation | Philip D. Nguyen, Kai He | 2021-09-21 |
| 11066596 | Buffered friction reducer for subterranean operations | Paul D. Lord, Scott Gale | 2021-07-20 |
| 11041114 | Methods and treatment fluids for microfracture creation and microproppant delivery in subterranean formations | Kai He, Paul D. Lord, Philip D. Nguyen | 2021-06-22 |
| 10995262 | Ethoxylated amines for use in subterranean formations | Yang Peng, Zhiwei Yue, Kai He, Jayant Rane | 2021-05-04 |
| 10961445 | Tracking production of oil, gas, and water from subterranean formation by adding soluble tracers coated onto solid particulate | James William Ogle, Zhiwei Yue, Ronald Bosch, Andrew Bailey Slocum, Amber Kridner | 2021-03-30 |
| 10767474 | Surfactant selection methods for wetting alteration in subterranean formations | Lijie Feng | 2020-09-08 |
| 10696894 | Methods of treating subterranean formations including sequential use of at least two surfactants | Ali Alwattari, Jeremy Holtsclaw | 2020-06-30 |
| 10640698 | Ethoxylated amines for use in subterranean formations | Yang Peng, Zhiwei Yue, Kai He, Jayant Rane | 2020-05-05 |
| 10590333 | Cationic multiple quaternary ammonium-based surfactants for enhancing production in subterranean formations | Kai He, Funian Zhao, Liangwei Qu | 2020-03-17 |
| 10442986 | Determining residual friction reducer concentrations for subterranean treatment fluids | Kai He, Paul D. Lord | 2019-10-15 |