Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10370277 | System and method for treating wastewater and resulting primary and biological sludge | Richard W. DiMassimo | 2019-08-06 |
| 10358357 | Energy efficient system and process for hydrolyzing sludge | Richard W. DiMassimo, Jens Christian Bisgaard | 2019-07-23 |
| 9758416 | System and method for treating wastewater and resulting sludge | Richard W. DiMassimo | 2017-09-12 |
| 9133430 | Apparatus for production of biogas by digestion of organic material | Bente E. Nielsen, Per Koefoed-Hansen | 2015-09-15 |
| 8318026 | Grit chamber and a method for controlling the same | — | 2012-11-27 |
| 6966989 | Method and installation for the thermal hydrolysis of sludge | Jean-Christian Blagaard, Genevieve Boissonnade | 2005-11-22 |
| 6325935 | System and method for reducing the pathogen concentration of sludge | — | 2001-12-04 |