Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639115 | Process for the manufacture of difluoromethane | Benoit Requieme, Sylvain Perdrieux, Eric Lacroix, Andre Lantz | 2003-10-28 |
| 6395941 | Process for the purification of 1,1,1,2-tetrafluoroethane | Andre Lantz | 2002-05-28 |
| 6242659 | Process for the manufacture of difluoromethane | Benoit Requieme, Sylvain Perdrieux, Eric Lacroix, Andre Lantz | 2001-06-05 |
| 5932776 | Process for fluorination of perchloroethylene or of pentachloroethane | Eric Lacroix, Andre Lantz | 1999-08-03 |
| 5880049 | Regeneration of catalysts for gas phase fluorination | Eric Lacroix, Benoit Requieme | 1999-03-09 |
| 5731481 | Process for the manufacture of 1,1,1,2-Tetrafluoroethane | Eric Lacroix, Andre Lantz | 1998-03-24 |
| 5705718 | Process for the purification of 1,1,1,2-tetrafluoroethane | Andre Lantz | 1998-01-06 |
| 5616820 | Process for the manufacture of 1,1,1,2-tetrafluoro-2-chloroethane and of pentafluoroethane | Eric Lacroix, Andr e Lantz | 1997-04-01 |
| 5523500 | Mass catalysts based on chromium and nickel oxides and their application to the fluorination of halogenated hydrocarbons | François Garcia, Eric Lacroix, Andre Lantz | 1996-06-04 |
| 5453551 | Purification of pentafluoroethane | Eric Lacroix, Andre Lantz | 1995-09-26 |
| 5430205 | Process for the purification of 1,1,1,2-tetrafluoroethane | Andre Lantz, Eric Lacroix | 1995-07-04 |
| 5354928 | Process for the manufacture of 1,1,1,2-tetrafluorochloroethane and of pentafluoroethane | Eric Lacroix, Andre Lantz | 1994-10-11 |
| 5055624 | Synthesis of 1,1-dichloro-1,2,2,2-tetrafluoroethane | Andre Lantz | 1991-10-08 |
| 5053564 | Selective hydrogenolysis of perhalogenated ethane derivatives | Jean-Marie Cognion, Dominique Guillet | 1991-10-01 |
| 4849555 | Synthesis of 1-chloro-1, 1-difluoroethane | Andre Lantz | 1989-07-18 |
| 4745236 | Synthesis of chloropentafluoroethane | Robert Azerad, Henri Mathais | 1988-05-17 |
| 4658070 | Process for the synthesis of 2,2,2-trifluoroethanol | Henri Mathais | 1987-04-14 |
| 4647706 | Process for the synthesis of 2,2,2-trifluoroethanol and 1,1,1,3,3,3-hexafluoroisopropanol | Henri Mathais, Marc Thomarat | 1987-03-03 |
| 4643851 | Process for preparing trifluoroacetyl chloride | Henri Mathais, Marc Thomarat | 1987-02-17 |
| 4642386 | Process for the preparation of pure hydrates of fluoral and of hexafluoroacetone from hemiacetals | Henri Mathais, Marc Thomarat | 1987-02-10 |
| 4579974 | Catalytic process for the preparation of hexafluoroacetone | Henri Mathais | 1986-04-01 |
| 4579976 | Catalytic process for the preparation of trifluoroacetaldehyde | Henri Mathais | 1986-04-01 |
| 4310697 | Process for the manufacture of dimethylethylamine | Paul Kiener, Aime Traversaz | 1982-01-12 |
| 4248673 | Process for obtaining colorless and stable isophorone | Paul Kiener | 1981-02-03 |