Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9528066 | High-temperature lubricants comprising elongated carbon nanoparticles for use in subterranean formation operations | David P. Duckworth | 2016-12-27 |
| 9493723 | High-temperature lubricants comprising elongated carbon nanoparticles for use in subterranean formation operations | David P. Duckworth | 2016-11-15 |
| 9493990 | Roller cone drill bits with optimized bearing structures | Shilin Chen | 2016-11-15 |