Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7621335 | Viscosity breaker for polyacrylamide friction reducers | Richard J. Dyer | 2009-11-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7621335 | Viscosity breaker for polyacrylamide friction reducers | Richard J. Dyer | 2009-11-24 |