Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707497 | Process for the separation of hydrogen fluoride and of difluoromethane | Jean-Michel Galland | 1998-01-13 |
| 5426254 | Process for the separation of hydrogen fluoride from its mixtures with 1,1,1-trifluoro-2-chloroethane | Jean-Michel Galland, Rene Perdriau | 1995-06-20 |