Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5122280 | Method and apparatus for separating oil from oil/water mixtures | Brandon Russell | 1992-06-16 |
| 5015393 | Automatically adjustable weir and environmentally protected sensor for a floating sludge removal system | Brandon Russell | 1991-05-14 |
| 4867872 | Automatically adjustable weir and environmentally protected sensor | Brandon Russell | 1989-09-19 |
| 4713181 | Method and apparatus for handling sludge | — | 1987-12-15 |
| 4610785 | Sludge separation apparatus | — | 1986-09-09 |
| 4545295 | Sludge removal apparatus | — | 1985-10-08 |
| 4432870 | Sludge removal apparatus | — | 1984-02-21 |