Ifp Energies Nouvelles

Institut Francais Du Pe'trole

Arkema France

Ceca S.a.

Institute Francais Du Petrole

Cece S.a.

Ifp Bnergies Nouvelles

Philibert Leflaive

Damien Leinekugel Le Cocq

Catherine Laroche

Gerard Paul Hotier

Ludivine Bouvier

Luc Wolff

Etienne Girard

Antoine Fecant

Cécile Lutz

Annick Pucci

Tom Frising

Clementina Lopez Garcia

Frederic Augier

Sylvain Louret

Alain Methivier

Elodie Devers

Stéphane Kieger

Serge Nicolas

Gérard Hotier

Arnaud Baudot

Jean-Luc Nocca

Karin Barthelet

Xavier Decoodt

Heloise Dreux

Damien Hudebine

Pascal Etienne

Nicolas Bats

Marie-Claire Marion

Dominique Plee

Anne-Claire Dubreuil

Michel Thomas

Philippe Caullet

Adrien Gomez

Antoine Daudin

Christophe Vallee

G&eacute;rard Hotier

Raquel Martinez Franco

Joël Patarin

Olivier Touzalin

Marie Godard-Pithon

Sophie Couderc

Julien Gornay

Marie-Laurence Labede

Clementina Lopez-Garcia

Floriane Maldonado

Diamantis Asteris

Quitterie Persillon

Marie Claire Marion

Mathieu Digne

Sylvie Szendrovics

Antoine Hugon

Gerhard Pirngruber

Frédéric Augier

Delphine Largeteau

Helene Rodeschini

Thierry Leflour

Jean Luc Nocca

Charlie Blons

Alirio Rodrigues

Anne-Sophie Gay

Guillaume Blancke

Jean Louis Paillaud

Stephane Kieger

Isabelle Clemencon

Philippe Marteau

Michel Leclercq

Sophie Dewally-Morel

Lue Wolff

Frederic Aügier

Guobing Zhang

Juan Jose Sossa Ledezma

Nabil Lamia

Carlos Grande

Florent Moreau

Damien Leinekugel-Le-cocq

Damien Leinekugel Le Coco

Nathalie Crozet

Jean-Lucien Molle

Damien Leinekugel-Le-Cocq

Marie-Laurence LABÈDE

Clémentina Lopez Garcia

Héloise Dreux

A selective hydrogenation catalyst comprising an active phase based on nickel and molybdenum, and a porous support consisting of alumina and/or nickel aluminate, characterized in that the molar ratio between the nickel and the molybdenum is greater than 2.5 mol/mol and less than 3.0 mol/mol.

Hydrogenation catalyst comprising a carrier and a specific nickel molybdenum ratio

The invention relates to a method for hydrodesulfurization of a sulfur-containing olefinic gasoline cut wherein said gasoline cut, hydrogen and a catalyst comprising an alumina support obtained by dehydration of an aluminum hydroxide or oxyhydroxide at a temperature of between 400° C. and 1200° C. and for a time of between 0.1 seconds and 5 seconds, at least one metal from group VIB, at least one metal from group VIII, and phosphorus are brought into contact, the molar ratio between the phosphorus and the metal from group VIB being between 0.2 and 0.35.

Hydrodesulfurization method using a catalyst comprising a flash alumina support

The invention describes a mass for scavenging mercaptans which is particularly suitable for the treatment of olefinic gasoline cuts containing sulfur such as gasolines resulting from catalytic cracking. The scavenging mass comprises an active phase based on group VIII, IB or IIB metal particles which is prepared by a step of bringing a porous support into contact with a metal salt of said group VIII, IB or IIB metal and a step heating the resulting mixture to a temperature above the melting point of said metal salt. The invention also relates to a process for using said scavenging mass for the adsorption of mercaptans.

Mass for capturing mercaptans which is prepared using molten salts

The invention relates to a method for capturing organometallic impurities in a gasoline-type hydrocarbon feedstock containing sulfur compounds and olefins, wherein said feedstock is brought into contact with hydrogen and a capture mass comprising a nickel-based active phase, and a mesoporous and macroporous alumina substrate having a bimodal distribution of mesopores and wherein: —the volume of mesopores having a diameter greater than or equal to 2 nm and less than 18 nm corresponds to between 10 and 30% by volume of the total pore volume of said substrate; —the volume of mesopores with a diameter greater than or equal to 18 nm and less than 50 nm corresponds to between 30 and 50% by volume of the total pore volume of said substrate.

Method for capturing organometallic impurities in the presence of a capture mass on a mesoporous-macroporous support

Method for treating a partially desulphurised sulphur-containing hydrocarbon feedstock from a preliminary hydrodesulphurisation step in the presence of a catalyst comprising an active phase comprising a group VII metal and a mesoporous and macroporous alumina support comprising a bimodal distribution of mesopores, wherein: —the volume of mesopores having a diameter greater than or equal to 2 nm and less than 18 nm is between 10 and 30% by volume of the total pore volume of the support; —the volume of mesopores having a diameter greater than or equal to 18 nm and less than 50 nm is between 30 and 50% by volume of the total pore volume of the support; —the volume of macropores having a diameter greater than or equal to 50 nm and less than 8000 nm is between 30 and 50% by volume of the total pore volume of the support.

Method for conducting finishing hydrodesulphurisation in the presence of a catalyst on a meso-macroporous support

A process for the treatment of a gasoline containing sulfur compounds and olefins includes the following stages:

Method for producing gasoline with low sulphur and mercaptan content

The present invention concerns a method for processing a petrol containing sulfur and olefin compounds, comprising the following steps: a) a step of hydrodesulfurisation in the presence of a catalyst comprising an oxide support and an active phase comprising a metal from group VIB and a metal from group VIII, b) a step of separating the HS formed, c) a step of hydrodesulfurisation at a higher temperature than that of step a), with a hydrogen/feedstock ratio less than that of step a), and in the presence of a hydrodesulfurisation catalyst comprising an oxide support and an active phase consisting of at least one metal from group VIII, d) a step of separating the HS formed.

Method for producing a petrol with low sulfur and mercaptans content

A process for rejuvenating an at least partially spent catalyst resulting from a hydrodesulfurization process of a sulfur-containing olefinic gasoline cut, where the at least partially spent catalyst result is from a fresh catalyst a metal from group VIII, a metal from group VIb, and an oxide support, where the process includes

Method for regenerating a catalyst which is spent and regenerated by a hydrodesulfurization process of gasolines

The invention relates to a process for the rejuvenation of an at least partially spent catalyst resulting from a hydrotreating process, said at least partially spent catalyst resulting from a fresh catalyst comprising a metal from group VIII, a metal from group VIb, an oxide support, and optionally phosphorus, said at least partially spent catalyst additionally comprising carbon in a content of between 2% and 20% by weight, with respect to the total weight of the at least partially spent catalyst, and sulfur in a content of between 1% and 8% by weight, with respect to the total weight of the at least partially spent catalyst, said process comprising the following stages:

Method for rejuvenating a nonregenerated spent catalyst from a process for the hydrodesulfurization of gasolines

The present application relates to a method for treating a petrol containing sulphur compounds, olefins and diolefins, the method comprising the following steps: a) a step of hydrodesulphurisation in the presence of a catalyst comprising an oxide support and an active phase comprising a group VIB metal and a group VIII metal from, b) a step of hydrodesulphurising at least one portion of the effluent from step a) at a higher hydrogen flow rate/feed ratio and a temperature higher than those of step a) without removing the HS formed in the presence of a catalyst comprising an oxide support and an active phase consisting of at least one group VIII metal, c) a step of separating the HS formed in the effluent from step b).

Method for producing a petrol with low sulphur and mercaptan content

The invention describes a process for the photocatalytic reduction of carbon dioxide carried out in the liquid phase and/or in the gas phase under irradiation employing a photocatalyst of microporous crystalline metal sulfide type, said process being carried out by bringing a charge containing the COand at least one sacrificial compound into contact with said photocatalyst, then by irradiating the photocatalyst by at least one irradiation source producing at least one wavelength lower than the bandgap width of said photocatalyst, so as to reduce the COand to oxidize the sacrificial compound, so as to produce an effluent containing, at least in part, Cor more carbon-based molecules other than CO.

Method for the photocatalytic reduction of COusing a microporous crystalline metal sulfide photocatalyst

The invention relates to a process for the hydrodesulfurization of a sulfur-containing olefinic gasoline cut in which said gasoline cut, hydrogen and a regenerated catalyst are brought into contact, said process being carried out at a temperature of between 200&#xb0; C. and 400&#xb0; C., a total pressure of between 1 and 3 MPa, an hourly space velocity, defined as being the flow rate by volume of feedstock relative to the volume of catalyst, of between 1 and 10 h; and a hydrogen/gasoline feedstock ratio by volume of between 100 and 1200 SI/I, said regenerated catalyst resulting from an at least partially spent catalyst resulting from a process for the hydrodesulfurization of a sulfur-containing olefinic gasoline cut and comprises at least one metal from group VIII, at least one metal from group VIb and an oxide support.

Process for the hydrodesulfurization of sulfur-containing olefinic gasoline cuts using a regenerated catalyst

The invention relates to a process for the hydrodesulfurization of a sulfur-containing olefinic gasoline cut in which said gasoline cut, hydrogen and a rejuvenated catalyst are brought into contact, said hydrodesulfurization process being carried out at a temperature of between 200&#xb0; C. and 400&#xb0; C., a total pressure of between 1 and 3 MPa, an hourly space velocity, defined as being the flow rate by volume of feedstock relative to the volume of catalyst, of between 1 and 10 hand a hydrogen/gasoline feedstock ratio by volume of between 100 and 1200 Sl/l, said rejuvenated catalyst resulting from a hydrotreating process and comprises at least one metal from group VIII, at least one metal from group VIb, an oxide support and at least one organic compound containing oxygen and/or nitrogen and/or sulfur.

Process for the hydrosulfurization of sulfur-containing olefinic gasoline cuts using a regenerated catalyst having an organic compound

The invention describes a process for the capture of organometallic impurities in a hydrocarbon feedstock of gasoline type containing olefins and sulfur, in which a capture body is brought into contact with the feedstock to be treated and a stream of hydrogen, said capture body comprises an active phase based on nickel oxide particles with a size of less than or equal to 15 nm, said active phase not comprising other metal elements of Group VIb or Group VIII, which are deposited on a porous support chosen from the group consisting of aluminas, silica, silicas/aluminas, or also titanium or magnesium oxides, used alone or as a mixture with alumina or silica/alumina.

Method for removing arsenic using a removal mass made of nickel oxide particles

The present invention relates to a hydrotreating catalyst comprising at least one group VIB metal, at least one group VIII metal and an alumina support having a gamma alumina content greater than 50% by weight and less than 100% by weight with respect to the weight of the support, said support having a specific surface area comprised between 25 and 150 m/g.

Hydrodesulphurization catalyst selective of gasolines from FCC

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Mions, France

Philibert Leflaive