Institut Francais Du Pe'trole

Ifp Energies Nouvelles

Eni S.p.a.

Institute Francais Du Petrole

Axens

Other

Total Research & Technology Feluy

Agip Petroli S.p.a.

Patrick Euzen

Patrick Bourges

Christophe Gueret

Alexandra Chaumonnot

Hugues Dulot

Fabio Alario

Jean-Marie Deves

Joseph Lopez

Eric Benazzi

Magalie Roy-Auberger

Carole Bobin

Emmanuelle Guillon

Gerard Martin

Delphine Bazer-Bachi

Karin Barthelet

David Grosso

Jean-Herve Le Gal

Malika Boualleg

Sylvie Lacombe

Gil Mabilon

Vincenzo Calemma

Clément Sanchez

Olivier Ducreux

Tivadar Cseri

Tom Frising

David Chiche

Cédric Boissiere

Aurélie Coupe

Thomas Serres

Stephane Rebours

Eric Tocque

Nikolai Nesterenko

Jean-Pierre Dath

Delphine Minoux

Cindy Adam

Patrick Briot

Marie-Claire Marion

Roberto Zennaro

Clement Sanchez

Cedric Boissiere

Renaud Revel

Eric Llido

Priscilla Avenier

Raphael Huyghe

Giovanni Pederzani

Avelino Corma

Aurelie Coupe

Celine Bouvry

Raphaël Huyghe

Maryline Delage

Eva Barea

Vicente Fornes

Virginie Kruger-Tissot

Georges Vidouta

Séverine Guibert

Nicolas Legagneux

Nathalie Lett

Vincent Zozaya

Céline Bouvry

Cédric Boissière

Vincent Fornes

Hughes Dulot

The present invention relates to a mass for trapping silicon compounds, comprising a porous alumina-based support and at least one metal chosen from the metals from groups VIB and VIIIB, and exhibiting a grain density of at least 1.20 g/ml, a specific surface of at least 300 m/g and pores with a mean size of less than 6.5 nm, as determined by mercury porosimetry. The present invention also relates to a process for the preparation of said trapping mass and to a trapping process using said trapping mass.

Silicon trapping mass

The invention relates to a method for preparing a solid comprising the mixture of a set of compounds comprising at least one Cu(OH)COpowder, one metal oxide powder selected from the group of metals consisting of copper, zinc, iron, manganese and mixtures thereof, and at least one binder as well as the use of the solid prepared by means of this method.

Method for preparing solids from a mixture of at least one malachite powder and an oxide powder and the use of said solids

A novel alumina gel is described having an elevated dispersibility index, and in particular a dispersibility index greater than 70%, a crystallite size between 1 and 35 nm, and a sulphur content between 0.001% and 2% by weight, and a sodium content between 0.001% and 2% by weight, the weight percentages being expressed in relation to the total mass of alumina gel. The present invention also discloses the method for preparing said gel comprising at least one step of precipitating at least one aluminium salt, at least one step of heating the suspension obtained and a final heat treatment step for forming the alumina gel.

Gel with high dispersibility and method for preparing same

The invention relates to a method for preparing a solid comprising a step of mixing a set of compounds comprising at least two Cu(OH)COpowders of different particle sizes and at least one binder and the use of the solid prepared by means of this method.

Method for preparing solids from a mixture of at least two malachite powders

A catalyst can be used to convert an alcohol in a dehydration process into an olefin having the same number of carbon atoms as the alcohol. The catalyst can include a phosphorus modified zeolite made by providing a zeolite with at least one ten member ring in the structure, steaming the zeolite, mixing the zeolite with binders and shaping additives, and shaping the zeolite. An ion-exchange step can be performed, and the shaped catalyst can be steamed. Phosphorus can be introduced on the catalyst at an amount of at least 0.1 wt %, such as by dry impregnation or chemical vapor deposition. A metal can be introduced. The catalyst can be washed and/or calcinated, and steamed in an equilibration step. The steaming severity (X) can be at least about 2. The catalyst can be steamed at a temperature above 625&#xb0; C., such as a temperature ranging from 700 to 800&#xb0; C.

Use of a catalyst comprising a phosphorous modified zeolite in an alcohol dehydration process

The present invention concerns spheroidal alumina particles, catalysts comprising such particles as a support and a process for the production of spheroidal alumina particles, comprising the following steps:

Method for manufacturing of spheroidal alumina particles

The invention concerns a process for producing middle distillates from a paraffinic feed produced by Fischer-Tropsch synthesis, using a hydrocracking/hydroisomerization catalyst which comprises 0.2% to 2.5% by weight of an oxide of a doping element selected from boron, phosphorus, silicon, at least one hydrodehydrogenating element selected from the group formed by noble elements from group VIII of the periodic table, a non-zeolitic support based on silica-alumina containing more than 5% by weight and 95% by weight or less of silica (SiO), specifically defined pore characteristics, a BET specific surface area in the range 100 to 550 m/g, and with an X ray diffraction diagram which contains at least the characteristic principal peaks of at least one of the transition aluminas included in the group composed of alpha, rho, khi, eta, gamma, kappa, theta and delta aluminas.

Process for producing middle distillates by hydroisomerizing and hydrocracking feeds from the fischer-tropsch process

The present invention concerns doped catalysts on a mixed zeolite/alumino-silicate support with a low macropore content, and hydrocracking/hydroconversion and hydrotreatment processes employing them. The catalyst comprises at least one hydrodehydrogenating element selected from the group formed by elements from group VIB and group VIII of the periodic table and a doping element in a controlled quantity selected from phosphorus, boron and silicon, and a support based on zeolite Y defined by a lattice parameter a of the unit cell in the range 24.40&#xd7;10m to 24.15&#xd7;10m and silica-alumina containing a quantity of more than 5% by weight and 95% by weight or less of silica (SiO).

Zeolitic catalyst with a controlled doping element content, and improved process for processing hydrocarbon feeds

A material with a hierarchical porosity is described, constituted by at least two spherical elementary particles, each of said spherical particles comprising zeolitic nanocrystals having a pore size in the range 0.2 to 2 nm and a matrix based on silicon oxide, which is mesostructured, having a pore size in the range 1.5 to 30 nm and having amorphous walls with a thickness in the range 1 to 20 nm, said spherical elementary particles having a maximum diameter of 10 &#x3bc;m. the matrix based on silicon oxide may contain aluminium. The preparation of said material is also described.

Material with a hierarchical porosity comprising silicon

The present invention concerns doped catalysts on an alumino-silicate support with an adapted macropore content and hydrocracking/hydroconversion and hydrotreatment processes employing them. The catalyst comprises at least one hydrodehydrogenating element selected from the group formed by elements from group VIB and group VIII of the periodic table, a controlled quantity of phosphorus (optionally in combination with boron and/or silicon) as a doping element, and a non-zeolitic support based on alumina-silica containing a quantity of more than 5% by weight and 95% by weight or less of silica (SiO).

Doped alumino-silicate catalyst and improved process for treatment of hydrocarbon feeds

A mesostructured aluminosilicate material is described, constituted by at least two spherical elementary particles, each of said spherical particles being constituted by a matrix based on silicon oxide and aluminum oxide, having a pore size in the range 1.5 to 30 nm, a Si/Al molar ratio of at least 1, having amorphous walls with a thickness in the range 1 to 20 nm, said spherical elementary particles having a maximum diameter of 10 &#x3bc;m. A process for preparing said material and its application in the fields of refining and petrochemistry are also described.

Mesostructured aluminosilicate material

A mesostructured material that consists of at least two elementary spherical particles, each of said particles comprising a mesostructured matrix based on aluminum oxide and having a pore size of between 1.5 and 30 nm, an aluminum oxide content that represents more than 46% by weight relative to the mass of said matrix, which has amorphous walls with a thickness of between 1 and 30 nm and whereby said elementary spherical particles have a maximum diameter of 10 &#x3bc;m, is described. Said mesostructured matrix can also contain silicon oxide. Each of the spherical particles of the mesostructured material can also contain zeolitic nanocrystals so as to form a material with a mixed porosity that is both mesostructured and zeolitic in nature. The preparation of said material is also described.

Mesostructured material with a high aluminum content

The invention relates to a catalyst including at least one hydro-dehydrogenating element chosen from the group formed by the group VIB and group VIII elements of the periodic table and a substrate based on a silica-alumina matrix with a reduced content of macropores containing a quantity greater than 5% by weight and less than or equal to 95% by weight of silica (SiO) and based on at least one zeolite. The invention also relates to a substrate based on a silica-alumina matrix with a reduced content of macropores containing a quantity greater than 5% by weight and less than or equal to 95% by weight of silica (SiO) and based on at least one zeolite. The invention also relates to hydrocracking and/or hydroconversion processes and hydrotreating processes utilizing a catalyst according to the invention.

Zeolitic catalyst, substrate based on a silica-alumina matrix and zeolite, and hydrocracking process for hydrocarbon feedstocks

The invention relates to a process for preparing middle distillates from a paraffinic feedstock produced by Fischer-Tropsch synthesis, using a hydrocracking/hydroisomerization catalyst which comprises at least one hydrodehydrogenating element chosen from the group formed by the noble elements of Group VIII of the periodic table, a silica-alumina-based non-zeolitic support obtained from wherein the non-zeolitic silica-alumina based support was obtained from a process comprising starting from a mixture of a partially soluble alumina compound in an acid medium with a totally soluble silica compound or with a totally soluble combination of alumina and hydrated silica, the resultant moldable mixture is concentrated to form a moldable mixture, the resultant mixture is molded and the resultant molded article is subjected to a hydrothermal or thermal treatment.

Method for the production of middle distillates by hydroisomerisation et hydrocracking of charges arising from the Fischer-Tropsch method

The invention concerns an improved hydrocracking process with a recycle having a step for eliminating polyaromatic compounds from at least a portion of the recycled fraction by adsorption on a particular adsorbent based on alumina-silica with a controlled macropore content.

Hydrocracking process with recycle, comprising adsorption of polyaromatic compounds from the recycled fraction on an adsorbant based on silica-alumina with a controlled macropore content

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Paris, France

Patrick Euzen