Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652200 | Water based drilling fluid additive and methods of using fluids containing additives | Stephen Davies, Paul Way | 1997-07-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652200 | Water based drilling fluid additive and methods of using fluids containing additives | Stephen Davies, Paul Way | 1997-07-29 |