Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6566119 | Method for acquiring grain-shaped growth of a microorganism in a reactor | Marinus Cornelis Maria Van Loosdrecht | 2003-05-20 |
| 6183642 | Biological treatment of wastewater | Marinus Cornelius Maria Van Loosdrecht | 2001-02-06 |
| 5863435 | Biological treatment of wastewater | Marinus Cornelis Maria Van Loosdrecht | 1999-01-26 |
| 5855785 | Three-phase separator for a fluidized bed apparatus | Wilhelmus Antonius Adrianus Koevoets, Robert J. Zoetemeyer | 1999-01-05 |
| 5230794 | Fluidized-bed apparatus | Wilhelmus Antonius Adrianus Koevoets, Robert J. Zoetemeyer | 1993-07-27 |
| 4655924 | Process for preparing biomass attached to a carrier | — | 1987-04-07 |
| 4618418 | Fluidized bed reactor | Pieter A. Lourens, Albertus J. Vixseboxse | 1986-10-21 |
| 4560479 | Process for preparing biomass attached to a carrier | — | 1985-12-24 |
| 4490258 | Sludgeless oxidative biological purification process | Pieter A. Lourens, Cornelis P. Venema, Albert J. Vroemen | 1984-12-25 |