Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9988865 | Two phase mud flow usage with dual-string drilling system | Richard Thomas Hay | 2018-06-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9988865 | Two phase mud flow usage with dual-string drilling system | Richard Thomas Hay | 2018-06-05 |