Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312549 | Method and apparatus for extracting organic liquids from an organic liquid solute/solvent mixture | Darrell String | 1994-05-17 |
| 5221480 | Method and apparatus to detoxify aqueous based hazardous waste | Alexander Schultheis, Mark A. Landrigan | 1993-06-22 |
| 5087370 | Method and apparatus to detoxify aqueous based hazardous waste | Alexander Schultheis, Mark A. Landrigan | 1992-02-11 |