Issued Patents 2018
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10066157 | Injecting polyelectrolyte based sacrificial agents for use in unconventional formations | Kai He | 2018-09-04 |
| 9982185 | Methods and systems for preparing surfactant polyelectrolyte complexes for use in subterranean formations | Jayant Rane, Kai He | 2018-05-29 |
| 9969928 | Surfactant formulations and associated methods for reduced and delayed adsorption of the surfactant | Kai He | 2018-05-15 |
| 9970265 | Multi-functional surfactant complexes for use in subterranean formations | Jayant Rane, Kai He | 2018-05-15 |
| 9920239 | Treatment fluids comprising weakly emulsifying surfactants and associated methods | — | 2018-03-20 |