Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634533 | Method of converting brines to useful products | Samuel F. Sweat, John L. Sullivan | 1987-01-06 |
| 4351726 | Traveling belt filter having vacuum channels formed along edges of said belt | — | 1982-09-28 |
| 4256406 | Agitator and driving means therefor | — | 1981-03-17 |