Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6248238 | Medical apparatus for the extracorporeal treatment of blood or plasma, and processes for using this apparatus | Jacques Burtin, Pierre Valette | 2001-06-19 |
| 6177013 | Use of a neutral or cationic polymer to prevent to activation of blood or plasma in contact with a semi-permeable membrane | Pierre Valette | 2001-01-23 |
| 6010475 | Apparatus for the treatment of blood by extracorporeal circulation and process of manufacture | Pierre Valette | 2000-01-04 |
| 5877361 | Process for recycling a dispersing additive used for the transportation of a condensate gas or of an oil with associated gas in the presence of hydrates | Alexandre Rojey, Anne-Sophie Delion, Jean-Pierre Durand | 1999-03-02 |
| 5816280 | Process for transporting a fluid such as a dry gas likely to form hydrates | Alexandre Rojey, Anne-Sophie Delion, Jean-Pierre Durand | 1998-10-06 |
| 5803953 | Process for treatment of natural gas at a storage site | Alexandre Rojey, Sophie Jullian | 1998-09-08 |
| 5522274 | Device and process for studying the behavior in circulation of multiphase effluents, application to effluents forming hydrates | Emmanuel Behar, Maurice Cessou, Choua Cohen, Alexandre Rojey | 1996-06-04 |
| 5426258 | Process for reducing the agglomeration tendency of hydrates in the production effluent | Anne-Sophie Baley, Jean-Pierre Durand | 1995-06-20 |
| 5294364 | Safe acidic hard surface cleaner | Genevieve Blandiaux, Baudouin Valange | 1994-03-15 |
| 5192460 | Safe acidic hard surface cleaner | Genevieve Blandiaux, Baudouin Valange | 1993-03-09 |
| 5039441 | Safe acidic hard surface cleaner | Genevieve Blandiaux, Baudouin Valange | 1991-08-13 |
| 4869804 | Process for the thermal conversion of heavy petroleum fractions and refining residues, in the presence of oxygen compounds of sulfur and nitrogen and compositions containing these compounds | Pierre Le Perchec, Bernard Fixari, Beatrice Debled | 1989-09-26 |