Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905601 | Method and device for anaerobically fermenting organic material | Piet Lodewijk Smis | 2005-06-14 |
| 6824686 | Method for treating solid waste with an organic fraction | Jan Remi Smis, Philippe Vandevivere | 2004-11-30 |
| 5318909 | Device for the determination of aerobic biodegradability | — | 1994-06-07 |
| 5264349 | Method and device for determining in an accelerated manner the anaerobic biodegradability of a product | — | 1993-11-23 |
| 4731179 | Vessel for anaerobic fermentation | — | 1988-03-15 |
| 4684468 | Process and installation for anaerobic digestion | — | 1987-08-04 |