PD

Pierre Dufresne

IP Institut Francais Du Petrole: 20 patents #71 of 1,676Top 5%
ES Eurecat S.A.: 20 patents #1 of 23Top 5%
EC Europeene De Retraitement De Catalyseurs-Eurecat: 11 patents #2 of 26Top 8%
IN Ifp Energies Nouvelles: 4 patents #236 of 1,048Top 25%
U.S. Philips: 1 patents #4,133 of 8,851Top 50%
CN CNRS: 1 patents #3,857 of 11,908Top 35%
AN Akzo Nobel N.V.: 1 patents #670 of 1,625Top 45%
Overall (All Time): #41,926 of 4,157,543Top 2%
58
Patents All Time

Issued Patents All Time

Showing 25 most recent of 58 patents

Patent #TitleCo-InventorsDate
10828632 Method for compositional sorting of catalyst or adsorbent in mixtures of catalysts and/or adsorbents Thierry Gauthier, Charles-Philippe LIENEMANN, Wilfried Weiss, Pauline Galliou 2020-11-10
10737939 Process for producing hydrogen sulfide in a circulating catalytic bed reactor Pauline Galliou, Giuseppe Italiano, Ezio Antonino Viglianti, Franck Labruyere 2020-08-11
10369560 Method for limiting the emission of dust from catalyst grains Pauline Galliou, Mathieu Baffert, Giuseppe Italiano 2019-08-06
10279377 Method for sorting contaminated catalysts or adsorbents Thierry Gauthier, Charles-Philippe LIENEMANN, Wilfried Weiss, Pauline Galliou 2019-05-07
10207251 Process for limiting the emissions of gases from porous particles Pauline Galliou, Mathieu Baffert, Fabien Laboulfie 2019-02-19
10195601 Process for limiting self heating of activated catalysts Pauline Galliou, Mathieu Baffert, Sharath Kirumakki 2019-02-05
10065164 Method for completely emptying a catalytic reactor Jean Darcissac, Vincent Thevenet, Romain Vial, Lilian Bernard 2018-09-04
10065165 Method for completely emptying a catalytic reactor Jean Darcissac, Vincent Thevenet, Romain Vial, Lilian Bernard 2018-09-04
9982202 Process for the start-up of hydrotreatment or hydroconversion units 2018-05-29
9943835 Process for passivation by a nitrogen-containing compound of a zeolitic catalyst, in particular a hydrocracking catalyst Mickaël Bremaud, Pauline Galliou, Sharath Kirumakki 2018-04-17
9533288 Method for preparing supported metal catalysts for hydrogenating unsaturated hydrocarbons Sharath Kirumakki 2017-01-03
9434893 Process for the start-up of hydrotreatment or hydroconversion units 2016-09-06
8772191 Process for the off site regeneration of solid catalysts Philippe Kerleau 2014-07-08
8598059 Process for sulfurizing hydrocarbon treatment catalysts Eric Nagy, Pauline Galliou 2013-12-03
8377839 Process for the regeneration of catalysts for the treatment of hydrocarbons Pauline Galliou, Eric Nagy 2013-02-19
8307985 Colour sorting of catalyst or adsorbent particles Maxime Meens, Mickaël Bremaud 2012-11-13
8283278 Process for sulfurizing hydrocarbon treatment catalysts Eric Nagy, Pauline Galliou 2012-10-09
8278234 Process for the regeneration of catalysts for the treatment of hydrocarbons Pauline Galliou, Eric Nagy 2012-10-02
8088705 Process for sulfurization or presulfurization of solid particles of a catalyst or an adsorbent Franck Labruyere, Maxime Meens, Loredana Romano 2012-01-03
7713905 Off-site treatment for hydrogenation catalysts Franck Labruyere, Francois Locatelli 2010-05-11
7582587 Passivation of sulphur hydroconversion catalyst Franck Labruyere 2009-09-01
7501376 Oxidizing heat treatment passivation of sulphide hydrotreatment catalyst Franck Labruyere 2009-03-10
6753291 Process for sulfiding an additive-containing catalyst Sonja Eijsbouts, Frans Lodewijk Plantenga, Franck Labruyere, Leendert Arie Gerritsen 2004-06-22
6559092 Precarbonisation of a hydrotreatment catalyst Franck Labruyere, Michel Lacroix, Christophe Geantet, Cecile Glasson 2003-05-06
6417134 Ex-situ presulfuration in the presence of hydrocarbon molecule Franck Labruyere 2002-07-09