Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053431 | Fly ash microspheres for use in subterranean formation operations | Philip D. Nguyen, James William Ogle | 2021-07-06 |
| 10988674 | Chelating etching agent stimulation and proppant stabilization of low-permeability subterranean formations | Philip D. Nguyen, Ronald Glen Dusterhoft, Aaron Michael Beuterbaugh, Enrique Antonio Reyes, Christopher Parton +1 more | 2021-04-27 |