Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5004531 | Treatment of concentrated industrial wastewaters originating from oil shale and the like by electrolysis polyurethane foam interaction | — | 1991-04-02 |
| 4929359 | Treatment of concentrated industrial wastewaters originating from oil shale and the like by electrolysis polyurethane foam interaction | — | 1990-05-29 |