Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4793903 | Method of cleaning aluminum surfaces | Larry E. Tarr | 1988-12-27 |
| 4381369 | Drilling fluid containing a fluid loss control agent of a sulfonated phenol-formaldehyde-phenol resin | — | 1983-04-26 |
| 4322300 | Drilling fluid | — | 1982-03-30 |
| 4186242 | Preparation of a lignocellulosic composite | — | 1980-01-29 |