Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11344866 | Method for activating hydrotreating catalysts | — | 2022-05-31 |
| 10156516 | Portable device for the in-line measurement of the hydrogen sulfide concentration of an off-gas | Paul-Guillaume Schmitt, Jean-Luc Dubos | 2018-12-18 |
| 9821302 | Hydroprocessing catalyst, preparation method thereof and use of same | Thierry Cholley, Jean-Pierre Dath, Claude Brun, Georges Fremy | 2017-11-21 |
| 9353054 | Hydrotreating catalyst sulphiding agent and its use for in situ and ex situ presulphidation | Paul-Guillaume Schmitt, Georges Fremy | 2016-05-31 |
| 9212324 | Hydroprocessing catalyst, preparation method thereof and use of same | Thierry Cholley, Jean-Pierre Dath, Claude Brun, Georges Fremy | 2015-12-15 |
| 8791314 | Additive for reducing coking and/or carbon monoxide in cracking reactors and heat exhangers and use of same | Georges Fremy, Paul-Guillaume Schmitt | 2014-07-29 |
| 8318628 | Hydrotreatment catalyst, method for production and use thereof | Claude Brun, Thierry Cholley, Carole Dupuy, Georges Fremy | 2012-11-27 |
| 8057707 | Compositions to mitigate coke formation in steam cracking of hydrocarbons | Vijay R. Srinivas | 2011-11-15 |
| 7741241 | Hydroprocessing catalyst, method for the preparation thereof and use of the same | Thierry Cholley, Jean-Pierre Dath, Claude Brun, Georges Fremy | 2010-06-22 |
| 7604730 | Coking reduction in cracking reactors | Claude Brun, Harry M. Woerde, Paul F. Van Den Oosterkamp | 2009-10-20 |
| 7491318 | Method for prevention of corrosion by naphthenic acids in refineries | — | 2009-02-17 |
| 6235198 | Process for purification of dimethyl sulphoxide (DMSO) | Annie Commarieu | 2001-05-22 |
| 6123850 | Process for the purification of virtually anhydrous organic liquids | Annie Commarieu | 2000-09-26 |
| 6020530 | Process for purification of dimethyl sulphoxide (DMSO) | Annie Commarieu | 2000-02-01 |