Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10828632 | Method for compositional sorting of catalyst or adsorbent in mixtures of catalysts and/or adsorbents | Thierry Gauthier, Charles-Philippe LIENEMANN, Wilfried Weiss, Pierre Dufresne | 2020-11-10 |
| 10737939 | Process for producing hydrogen sulfide in a circulating catalytic bed reactor | Pierre Dufresne, Giuseppe Italiano, Ezio Antonino Viglianti, Franck Labruyere | 2020-08-11 |
| 10369560 | Method for limiting the emission of dust from catalyst grains | Pierre Dufresne, Mathieu Baffert, Giuseppe Italiano | 2019-08-06 |
| 10279377 | Method for sorting contaminated catalysts or adsorbents | Thierry Gauthier, Charles-Philippe LIENEMANN, Wilfried Weiss, Pierre Dufresne | 2019-05-07 |
| 10207251 | Process for limiting the emissions of gases from porous particles | Pierre Dufresne, Mathieu Baffert, Fabien Laboulfie | 2019-02-19 |
| 10195601 | Process for limiting self heating of activated catalysts | Pierre Dufresne, Mathieu Baffert, Sharath Kirumakki | 2019-02-05 |
| 9943835 | Process for passivation by a nitrogen-containing compound of a zeolitic catalyst, in particular a hydrocracking catalyst | Pierre Dufresne, Mickaël Bremaud, Sharath Kirumakki | 2018-04-17 |
| 8598059 | Process for sulfurizing hydrocarbon treatment catalysts | Pierre Dufresne, Eric Nagy | 2013-12-03 |
| 8377839 | Process for the regeneration of catalysts for the treatment of hydrocarbons | Eric Nagy, Pierre Dufresne | 2013-02-19 |
| 8283278 | Process for sulfurizing hydrocarbon treatment catalysts | Pierre Dufresne, Eric Nagy | 2012-10-09 |
| 8278234 | Process for the regeneration of catalysts for the treatment of hydrocarbons | Eric Nagy, Pierre Dufresne | 2012-10-02 |