Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970030 | Process for contacting substances which occur in different phases | Francois Prudhon | 1990-11-13 |
| 4447331 | Intimate contacting/separating of plural phases | Francois Prudhon | 1984-05-08 |
| 4379638 | Device for putting into contact substances existing in at least two different phases | Francois Prudhon | 1983-04-12 |
| 4350101 | Device for treating substances in different phases, such as the treatment of substances in liquid, semi-liquid or paste form, by another notably gaseous phase | Francois Prudhon | 1982-09-21 |
| 4267131 | Method for intimate contacting of plural phases and phase contactor apparatus therefor | Francois Prudhon | 1981-05-12 |
| 4265702 | Method and apparatus for the treatment of heat-sensitive materials | Francois Prudhon | 1981-05-05 |
| 4263234 | Method of intimate contacting/separating of plural phases and phase contactor/separator apparatus therefor | Francois Prudhon, Jean-Michel Verdier | 1981-04-21 |
| 4257339 | Process for treating substances in different phases, such as the treatment of substances in liquid, semi-liquid or paste form, by another notably gaseous phase | Francois Prudhon | 1981-03-24 |