Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5487829 | Internal media cleaning device for aerobic fluidized bed reactors | Steven I. Safferman | 1996-01-30 |
| 4534865 | Method and apparatus for reducing levels of organics in liquids | Donald C. Sundberg, David McBee | 1985-08-13 |