Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4482633 | Method and apparatus for aerobic decomposition of organic solids | — | 1984-11-13 |
| 4378886 | Decomposition apparatus with reversible removal conveyor | — | 1983-04-05 |
| 4274959 | Apparatus for dissolving air in water and subsequent reduction of the water surface tension in flotation systems | — | 1981-06-23 |
| 4270279 | Method for drying and sterilizing sewage sludge | — | 1981-06-02 |