Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790415 | Process and reactor for treating a gas by means of a regenerable active packing | Pierre Petit, Jean-Yves Lehman, Jean-Pierre Tranier | 2004-09-14 |
| 5882385 | Plant for treating at least one fluid and use for the separation of at least one constituent of a gas mixture | Jean-Yves Lehman | 1999-03-16 |
| 5262095 | Heat and material exchanging device and method of manufacturing said device | Jean-Yves Lehman, Francois Darchis, Bruno Leprince-Ringuet | 1993-11-16 |
| 5154859 | Heat and material exchanging device and method of manufacturing said device | Jean-Yves Lehman, Franqois Darchis, Bruno Leprince-Ringuet | 1992-10-13 |
| 5132055 | Fluid distributor for heat and material exchange column, for example with lining, and column provided with such distributor | Jean-Francois Alleaume, Patrice Andre, Christian Barbe, Jean-Yves Lehman, Pierre Jeannot +1 more | 1992-07-21 |
| 5033502 | Apparatus for supplying a gas to a gas utilizing network | Jean-Yves Lehman | 1991-07-23 |
| 4541851 | Reactor and apparatus for purifying by adsorption | Maurice Grenier, Leon Hay, Paul Lapeyre, Jean-Yves Lehman, Pierre Petit +1 more | 1985-09-17 |