Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860829 | Inhibition of reservoir scale | Bob L. Carlberg, Kenneth W. Pober, William D. Nash | 1989-08-29 |
| 4853119 | Microwave emulsion treater with internal coalescer | Roger L. Hudgins, David S. Seidner | 1989-08-01 |
| 4810375 | Microwave emulsion treater with oily water recycle for water load | Roger L. Hudgins | 1989-03-07 |