Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053432 | Ultra high strength proppant and method of preparing the same | Carl Sorrell, Howard M. Winkelbauer, Craig Searchfield | 2021-07-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053432 | Ultra high strength proppant and method of preparing the same | Carl Sorrell, Howard M. Winkelbauer, Craig Searchfield | 2021-07-06 |