Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818393 | Apparatus for the anaerobic treatment of waste water | Roger Nicol | 1989-04-04 |
| 4746431 | Device for the collection of water in a granular material bed filter | Jean-Philippe Gibaud, Robert Louboutin | 1988-05-24 |
| 4707252 | Fluid bed reactor for the biological treatment of water | Claude Prevot | 1987-11-17 |
| 4539112 | Horizontal-axis aerator for purification of waste water | Jacques Bernard | 1985-09-03 |
| 4486361 | Apparatus for introducing gas into a liquid mass | Ronald Moreau | 1984-12-04 |
| 4435479 | Packaging for fragile, heavy and/or deformable products | Jean Pivoteau | 1984-03-06 |