Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4935043 | Cryogenic process for desulphurization and gasoline removal of a gaseous mixture comprising methane containing H.sub.2 S and hydrocarbons having 2 carbon atoms and higher | Claude Blanc | 1990-06-19 |
| 4690702 | Method and apparatus for cryogenic fractionation of a gaseous feed | Joelle Castel, Herve B. Parfait | 1987-09-01 |
| 4689063 | Process of fractionating gas feeds and apparatus for carrying out the said process | Herve B. Parfait, Joelle Castel, Alain Vasseur | 1987-08-25 |
| 4664785 | Process for distillation of petroleum by progressive separations | Andre Devos, Jean-Paul Gourlia | 1987-05-12 |
| 4539028 | Method and apparatus for cooling and liquefying at least one gas with a low boiling point, such as for example natural gas | Didier Leroux | 1985-09-03 |
| 4339253 | Method of and system for liquefying a gas with low boiling temperature | Enzo Caetani | 1982-07-13 |
| 4334902 | Method of and system for refrigerating a fluid to be cooled down to a low temperature | — | 1982-06-15 |
| 4274849 | Method and plant for liquefying a gas with low boiling temperature | Christian Garier | 1981-06-23 |
| 4251247 | Method and apparatus for cooling a gaseous mixture | Joseph J. Gauberthier | 1981-02-17 |