Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149423 | Apparatus for the purification of waste water with swivelling mixing container | — | 1992-09-22 |
| 5143602 | Apparatus for the separation of solids from fluids or sediments from emulsions | — | 1992-09-01 |
| 4693819 | Treatment of emulsions and industrial waste waters | — | 1987-09-15 |
| 4415467 | Agent for the purification of waste waters and process for its production | — | 1983-11-15 |
| 4332693 | Agent for the purification of waste waters and process for its production | — | 1982-06-01 |
| 4308139 | Apparatus for the purification of oily emulsions, solutions, and industrial waste waters | — | 1981-12-29 |
| 4234424 | Apparatus for the purification of oily emulsions, solutions, and industrial waste waters | — | 1980-11-18 |