Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5439507 | Membrane gas generator in association with bulk storage for increased flexibility and productivity | Christian Barbe | 1995-08-08 |
| 5421164 | Process and installation for the production of ultra-pure nitrogen under pressure | — | 1995-06-06 |
| 5411172 | Unitary assembly of beverage keg and gas reservoir | Alain Robin | 1995-05-02 |
| 5302189 | Membrane nitrogen gas generator with improved flexibility | Christian Barbe | 1994-04-12 |
| 5266101 | Membrane gas generator in association with bulk storage for increased flexibility and productivity | Christian Barbe | 1993-11-30 |
| 4964886 | Process and equipment for separating a component of intermediate permeability from a gaseous mixture | Laurent Ferenczi | 1990-10-23 |
| 4847057 | Process and installation for ammonia treatment of a gas | Michel Combe, Joseph E. Paganessi | 1989-07-11 |
| 4818262 | Air distillation process and plant | — | 1989-04-04 |
| 4579566 | Process and apparatus for producing a gas of high purity by vaporization of a cryogenic liquid | — | 1986-04-01 |