Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10435620 | Treatment fluids comprising weakly emulsifying surfactants and associated methods | — | 2019-10-08 |
| 10241100 | Method for determining residual surfactant concentrations in produced water | Qiang Fu, Jayant Rane | 2019-03-26 |
| 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 |
| 9725986 | Multi-functional surfactant complexes for use in subterranean formations | Jayant Rane, Kai He | 2017-08-08 |
| 9488586 | Determining treatment fluid composition using a mini-reservoir device | Kai He | 2016-11-08 |
| 9422470 | Method for selection of surfactants in well stimulation | Qiang Fu | 2016-08-23 |
| 8240383 | Methods for making and using UV/EB cured precured particles for use as proppants | Avis Lloyd McCrary, John W. Green | 2012-08-14 |
| 8227026 | Particles for use as proppants or in gravel packs, methods for making and using the same | Robert Ray McDaniel, Avis Lloyd McCrary, John W. Green | 2012-07-24 |