Ifp Energies Nouvelles

Institut Francais Du Pe'trole

Total Research & Technology Feluy

Compagnie Generale Des Etablissements Michelin

Eni S.p.a.

Total Petrochemicals Research Feluy

Total Refining & Technology Feluy

Ifb Energies Nouvelles

Ifp Energies Nouvelies

Rampal Patou

Vincent Coupard

Sylvie Maury

Nikolai Nesterenko

Alain Forestiere

Delphine Minoux

Christophe Boyer

Walter Vermeiren

Cindy Adam

Jean-Charles Viltard

Marie-Claire Marion

Jean-Pierre Dath

Fabio Alario

Patrick Briot

Julia Magne-Drisch

Delphine Bazer-Bachi

Laurent Bournay

Anne-Claire Dubreuil

Sylvain Louret

Malika Boualleg

Alexandra Chaumonnot

Denis Uzio

Sylvie Lacombe

Arnaud Baudot

Florent Picard

Elisabeth Merlen

Laurent Simon

Beatrice Fischer

Karin Barthelet

Alain Methivier

Lars Fischer

Eric Benazzi

Dominique Commereuc

Jean Cosyns

Emmanuelle Guillon

Thierry Gauthier

Frederic Augier

Eric Sanchez

Damien Leinekugel Le Cocq

Christophe Bouchy

Francois Hugues

Thierry Chapus

Nathalie Marchal-George

Annick Pucci

Alexandre Pagot

Frederic Bazer-Bachi

Pierre Boucot

Quentin Debuisschert

Jean-Luc Duplan

Rejane Dastillung

Philip De Smedt

Nicolas Aribert

Thomas Plennevaux

Stephanie Fleurier

Philippe Travers

Natacha Touchais

Tom Vivien

Helena Gonzalez Penas

Thibault Heinz

Colin Dupont

Jean-Fran&ccedil;ois Joly

Eszter Toth

Nadiya Danilina

Aurelie Dandeu

Jean-Christophe Gabelle

Kirill Drobyshev

Joseph Lopez

Carine Petit-Clair

Eric Llido

Raphael Huyghe

Emmanuelle Bracco

Laure Brandhorst

Bertrand Fanget

Abdelhakim Koudil

Elodie Devers

Jean-Marc Schweitzer

Nicolas Lopes Ferreira

Fran&ccedil;ois Hugues

Jean-Francedillaois Joly

Nicolas Cadran

Jan Verstraete

Olivier Thinon

Romain Roux

Romain Rousset

Pierre-Yves Martin

Marcel Ropars

Reynald Bonneau

B&eacute;atrice Fischer

Jeremy Gazarian

Anne-Agathe Quoineaud

Patrice Font

Frédéric Augier

Stéphane Fedou

Cyprien Charra

Damien Douziech

Eric Caprani

Jérôme Bayle

Yann Lepine

Daniel Svezia

Adrien Mekki-Berrada

Bernadette Rebours

Catalyst comprising a nickel-based active phase and an alumina support, characterized in that:

Catalyst comprising an active nickel phase distributed in a shell

Catalyst comprising an active nickel phase in the form of small particles distributed in a shell

Catalyst comprising nickel and sulfur on an alumina support, said catalyst being characterized in that:

Catalyst comprising an active nickel sulfur phase distributed in a shell

The invention relates to a process for treating an alcoholic feedstock, comprising: a) a stage of preheating of said alcoholic feedstock to a temperature of between 70° C. and 200° C.; b) a stage of pretreatment on an acidic solid, operating at a temperature of between 70° C. and 200° C., to produce a pretreated alcoholic feedstock; c) a stage of partial vaporization to produce a vaporized stream and a liquid stream; and d) a stage of purification of the liquid stream resulting from stage c), to give a stream rich in water, a stream rich in monoalcohol and a stream rich in impurities.

Method for treating an alcohol feedstock for the production of olefins

The present invention relates to a hydrogenolysis process wherein a hydrocarbon-based feedstock comprising aromatic compounds having at least 8 carbon atoms is treated by means of a hydrogen feed and in the presence of a catalyst, in order to convert C2+ alkyl chains of said aromatic compounds into methyl groups and to produce a hydrogenolysis effluent enriched in methyl-substituted aromatic compounds, wherein the catalyst comprises a support, comprising at least one refractory oxide, and an active phase comprising nickel and molybdenum, wherein: the nickel content being between 0.1 and 25% by weight relative to the total weight of the catalyst; the molybdenum content being between 0.1 and 20% by weight relative to the total weight of the catalyst; and the catalyst comprising a molar ratio of molybdenum to nickel of between 0.2 and 0.9. The present invention also relates to said catalyst and to the process for preparing said catalyst.

Selective catalyst for hydrogenolysis of ethyl-aromatics by conserving methyl-aromatics

A method for isomerising dehydration in the presence of a specific catalyst, to produce at least one alkene, carried out on a feedstock containing a non-linear primary monoalcohol, where the catalyst includes a zeolite having a series of 8MR channels and a binder having certain pore volume, which catalyst is multilobe-shaped and has characteristics including certain average mesopore volume Vm, and mesopores having a certain diameter, an average certain macropore volume VM, the macropores having a certain diameter, and certain average micropore volume V&#x3bc;, the micropores having a certain diameter, and the catalyst has a certain exposed geometric area.

Method for isomerising dehydration of a non-linear primary monoalcohol on a quadrilobed iron zeolite catalyst

Process for preparing a catalyst composition containing a modified crystalline aluminosilicate and a binder, wherein the catalyst composition comprises from 5 to 95% by weight of crystalline aluminosilicate as based on the total weight of the catalyst composition, the process being remarkable in that it comprises a step of steaming said crystalline aluminosilicate:

Catalyst composition comprising modified crystalline aluminosilicate for dehydration of alcohols

The present invention relates to a device and a process for converting aromatic compounds, wherein: methyl-substituted aromatic compounds are extracted from a hydrocarbon feedstock () comprising aromatic compounds having at least 8 carbon atoms in an extraction unit (), to produce at least one effluent enriched in methyl-substituted aromatic compounds (A,B) and an effluent depleted in methyl-substituted aromatic compounds (); and C2+ alkyl chains of the aromatic compounds of the depleted effluent () are converted into methyl groups in a hydrogenolysis unit () placed downstream of the extraction unit (), to produce a hydrogenolysis effluent enriched in methyl-substituted aromatic compounds ().

Coupling of unit for extracting methyl-substituted aromatics with unit for hydrogenolysing alkyl-aromatics

The present invention relates to a process for cleaning a solid support of a fermentation reactor for the production of alcohols by fermentation using a sugary fluid, the solid support comprising a polyurethane foam inoculated with a biomass produced by a solvent-producing strain belonging to the genus, the process comprising placing the solid support in contact with a fluid originating from the fermentation must enriched in alcohol and/or acetone and/or an aqueous solution at basic pH.

Method for cleaning a solid support of a fermentation reactor comprising a contaminated polyurethane foam

A process for dehydrating an ethanol feedstock to give ethylene, includes: a) a vaporization stage; b) a heating stage; c) a dehydration stage in a multitubular reactor comprising tubes having a length of between 2 and 4 m, said tubes comprising a, preferably zeolitic, dehydration catalyst, the feedstock having an inlet temperature of greater than 400&#xb0; C. and less than 550&#xb0; C. and an inlet pressure of between 0.8 and 1.8 MPa, the heat transfer fluid having an inlet temperature of greater than 430&#xb0; C. and less than 550&#xb0; C. and a mass flow rate such that the ratio of the mass flow rates of the heat transfer fluid relative to the feedstock is greater than or equal to 10; d) separation into an effluent comprising ethylene and an aqueous effluent; e) purification of the aqueous effluent and separation of a stream of purified water and a stream of unconverted ethanol.

Low-energy consumption method for dehydrating ethanol into ethylene

The present invention relates to a process for treating, by reactive distillation, an olefinic feedstock comprising linear olefins containing n carbon atoms, and branched olefins, the branched olefins comprising tertiary branched olefins, for example a mixture of n-butenes and of tertiary branched olefins comprising isobutene, so as to produce an olefinic effluent with a mass content of tertiary branched olefin of less than or equal to 3% by weight and a heavy hydrocarbon effluent, said process comprising the feeding of a reactive distillation section with said olefinic feedstock and with an alcohol feedstock comprising a primary alcohol, said reactive distillation section comprising a column composed at least of an upper reflux zone into which is introduced said alcohol feedstock, comprising, for example, ethanol, an intermediate reaction zone comprising at least 6 reactive doublets, and a lower fractionation zone at the level of which said section is fed with said olefinic feedstock, said reactive distillation section being operated at a relative pressure of between 0.3 and 0.5 MPa, a column head temperature of between 40&#xb0; C. and 60&#xb0; C., with a reflux ratio of between 1.8 and 2.2.

Method for separating non-linear olefins from an olefin feed by reactive distillation

A process for the isomerizing dehydration of a feedstock including a primary monoalcohol, alone or as a mixture, of formula R&#x2014;CH&#x2014;OH, wherein R is a nonlinear alkyl radical of general formula CHwhere n is an integer between 3 and 20, the process taking place

Method for the isomerizing dehydration of a non-linear primary alcohol feedstock in the presence of water injection and a catalyst comprising a FER or MFS zeolite

The invention relates to a process for dehydrating alcohols to olefins, comprising a reaction step and a catalyst selectivation step.

Method for dehydrating alcohols to obtain olefins, involving a step of catalyst selectivation

A process for purifying an olefinic feedstock containing olefins with 4 carbon atoms and impurities including isobutanal, ethanol and acetone, the process including a pre-treatment containing at least one step of eliminating the ethanol and the water present in the olefinic feedstock and a step of simultaneously eliminating the isobutanal and the acetone, by passing the feedstock from the pre-treatment over at least one fixed bed of at least one adsorbent containing at least one material with a zeolite framework, the material with a zeolite framework being chosen from zeolites, AIPOs, SAPOs and mixtures thereof; the step of simultaneously eliminating the isobutanal and the acetone being carried out at a temperature of between 0 and 200&#xb0; C., at a pressure of 0.1 to 10 MPa and with an hourly space velocity of the feedstock over the fixed bed of 0.1 to 10 h.

Method for simultaneously eliminating isobutanal and a feedstocks by adsorption on a zeolite material

The present invention concerns a process for recovering fermentation products present in a fermentation mash produced in a bioreactor (), comprising a step a) in which a gas stream () is sent into the fermentation mash under pressure in order to entrain at least a portion of the products and produce a gas stream () which is enriched in fermentation products. The process comprises a step h) for storage of the fermentation gases and the gas stream which is sent to the step a) is constituted by the stored fermentation gases.

Process for recovering alcohols in a fermenter

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Villeurbanne, France

Vincent Coupard