Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8945271 | Method for producing urea fertilizer with low moisture absorption tendencies | Harald Franzrahe, Matthias Potthoff, Luc Vanmarcke | 2015-02-03 |
| 8466315 | Urea granulation process with an acidic scrubbing system and the subsequent integration of ammonium salt into urea granules | Harald Franzrahe, Matthias Potthoff, Roland Monstrey | 2013-06-18 |
| 8080687 | Method for reducing aerosol emissions in a urea granulation plant | Harald Franzrahe, Matthias Potthoff, Roland Monstrey | 2011-12-20 |
| 7682425 | Method for removing ammonia and dust from a waste gas that results during the production of fertilizers | Harald Franzrahe | 2010-03-23 |