Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7473365 | Method and installation for the biological treatment of water using activated sludge and comprising aeration regulation | Loic Oger, Annie Tazi Pain | 2009-01-06 |
| 7407584 | Regulating air velocity continuously injected into biological water treatment reactor | Cyrille Lemoine | 2008-08-05 |
| 6632365 | Method for treating an effluent using simultaneous nitrification/denitrification in a biological filter | Xavier Le Tallec | 2003-10-14 |
| 6616843 | Submerged membrane bioreactor for treatment of nitrogen containing water | Henry Behmann, Hidayat Husain, Herve Buisson | 2003-09-09 |
| 6083396 | Method for checking and regulating the pressure loss in a biological filter and installation for embodiment of such a method | — | 2000-07-04 |
| 6007721 | Method and system for regulating the addition of oxygenated gas into a biofilter with rising currents | Arnaud Gisclon | 1999-12-28 |