Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7370494 | Method and installation for producing, in gaseous form and under high pressure, at least one fluid chosen from oxygen, argon and nitrogen by cryogenic distillation of air | Lasad Jaouani, Bao Ha, Ovidiu Balog, Xavier Pontone | 2008-05-13 |
| 7076971 | Method and installation for producing, in gaseous form and under high pressure, at least one fluid chosen from oxygen, argon and nitrogen by cryogenic distillation of air | Lasad Jaouani, Bao Ha, Ovidiu Balog, Xavier Pontone | 2006-07-18 |
| 6918346 | Marine craft towed by a kite-type canopy | — | 2005-07-19 |
| RE36435 | Vaporization-condensation apparatus for air distillation double column, and air distillation equipment including such apparatus | Pierre Petit | 1999-12-14 |
| 5943881 | Cooling process and installation, in particular for the liquefaction of natural gas | — | 1999-08-31 |
| 5904205 | Heat exchanger with brazed plates | Francis Cabre, Francois Dehaine, Marc Wagner | 1999-05-18 |
| 5857517 | Heat exchanger with brazed plates | Francis Cabre, Francois Dehaine, Marc Wagner | 1999-01-12 |
| 5787975 | Heat exchanger with brazed plates | Francis Cabre, Francois Dehaine, Marc Wagner | 1998-08-04 |
| 5735142 | Process and installation for producing high pressure oxygen | — | 1998-04-07 |
| 5613373 | Process and apparatus for cooling a fluid especially for liquifying natural gas | — | 1997-03-25 |
| 5596885 | Process and installation for the production of gaseous oxygen under pressure | — | 1997-01-28 |
| 5579655 | Process and apparatus for the liquefaction of hydrogen | — | 1996-12-03 |
| 5535594 | Process and apparatus for cooling a fluid especially for liquifying natural gas | — | 1996-07-16 |
| 5526647 | Process and installation for the production of gaseous oxygen under pressure at a variable flow rate | — | 1996-06-18 |
| 5475980 | Process and installation for production of high pressure gaseous fluid | Bao Ha | 1995-12-19 |
| 5426947 | Process and apparatus for the production of oxygen under pressure | — | 1995-06-27 |
| 5412954 | Apparatus for cryogenic treatment, such as air distillation | — | 1995-05-09 |
| 5400600 | Process and installation for the production of gaseous oxygen under pressure | — | 1995-03-28 |
| 5355680 | Process and installation for producing gaseous nitrogen with variable flow rate | Bernard Darredeau, Catherine Garnier, Francois Venet | 1994-10-18 |
| 5329776 | Process and apparatus for the production of gaseous oxygen under pressure | — | 1994-07-19 |
| 5244489 | Process for supplying a blast furnace with air enriched in oxygen, and corresponding installation for the reduction of iron ore | — | 1993-09-14 |
| 5157927 | Process and apparatus for the production of gaseous nitrogen and system for supplying corresponding nitrogen | Francois Darchis, Francois Venet, Jean-Louis Girault, Patrick Jozon | 1992-10-27 |
| 5137548 | Process and apparatus for purifying air to be distilled by adsorption | Sophie Gastinne, Pierre Petit, Francois Venet | 1992-08-11 |
| 5079923 | Process and apparatus for distillation of air to produce argon | — | 1992-01-14 |
| 5071458 | Vaporization-condensation apparatus for air distillation double column, and air distillation equipment including such apparatus | Pierre Petit | 1991-12-10 |