Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4254287 | Removal of catalyst from ethoxylates by centrifugation | William C. Ziegenhain, Leroy Rose | 1981-03-03 |
| 4198318 | Production of high strength alumina spheres by hydrogelling corresponding slurries | Donald E. Stowell, Larry L. Bendig | 1980-04-15 |