Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674817 | Controlling iron in aqueous well fracturing fluids | Michael M. Brezinski, Tommy R. Gardner, Weldon M. Harms, Karen L. King | 1997-10-07 |
| 5622919 | Composition and method for controlling precipitation when acidizing wells | Michael M. Brezinski, Tommy R. Gardner, Karen L. King | 1997-04-22 |