Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142676 | Methods for producing emulsifiers for oil-based drilling fluids | Phillip W. Hurd, John B. Hines, Roger Scott Johnson, David T. Mpofu, Nathan P. Rife | 2021-10-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142676 | Methods for producing emulsifiers for oil-based drilling fluids | Phillip W. Hurd, John B. Hines, Roger Scott Johnson, David T. Mpofu, Nathan P. Rife | 2021-10-12 |