Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7918627 | Method of treating soil, in particular dry soil sensitive to water | — | 2011-04-05 |
| 6776958 | Method and device for treating a heavily loaded liquid effluent in particular with nitrogen and with phosphorus | — | 2004-08-17 |
| 4919995 | Heat-insulating device comprising radiation-reflecting materials and a conduction-insulating material | — | 1990-04-24 |
| 4590116 | Piece with integrated heat-insulating covering | — | 1986-05-20 |