Institut Francais Du Pe'trole

Ifp Energies Nouvelles

Institute Francais Du Petrole

Patrick Bourges

Patrick Euzen

Christophe Gueret

Hugues Dulot

Eric Benazzi

Alexandra Chaumonnot

Emmanuelle Guillon

Gil Mabilon

Pierre Marion

Brigitte Martin

Avelino Corma

Carole Bobin

Mathias Bouchez

Vicente Fornes

Eva Barea

Magalie Roy-Auberger

Karin Barthelet

Thierry Gauthier

Sylvie Lacombe

Alain Billon

Jean-Marie Deves

Tivadar Cseri

Thomas Plennevaux

Matthias Bouchez

Maryline Delage

Nathalie Lett

Vincent Fornes

Hughes Dulot

Process for the hydrocracking of hydrocarbon feedstocks

The invention describes a catalyst comprising at least one material with a hierarchical porosity comprising silicon and at least one hydrodehydrogenating element from group VIB and/or group VIII of the periodic table of the elements. Said material with a hierarchical porosity comprising silicon is constituted by at least two elementary spherical 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 30 nm, said elementary spherical particles having a maximum diameter of 100 &#x3bc;m. The matrix based on silicon oxide may contain aluminum. The catalyst also optionally comprises at least one doping element in a controlled quantity selected from phosphorus, boron and silicon, optionally at least one element from group VB of the periodic table of the elements, and optionally an element from group VIIA. The invention also concerns hydrocracking/hydroconversion and hydrotreatment processes employing said catalyst.

Catalyst based on a material with a hierarchical porosity comprising silicon, and a process for hydrocracking/hydroconversion and hydrotreatment of hydrocarbon feeds

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

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

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 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

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

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

This invention relates to doped catalysts on an aluminosilicate substrate with a low content of macropores and the hydrocracking/hydroconversion and hydrotreatment processes that use them. The catalyst comprises at least one hydro-dehydrogenating element that is selected from the group that is formed by the elements of group VIB and group VIII of the periodic table and a dopant in a controlled quantity that is selected from among phosphorus, boron, and silicon and a non-zeolitic substrate with a silica-alumina base that contains a quantity of more than 15% by weight and of less than or equal to 95% by weight of silica (SiO).

Doped catalyst and improved process for treatment of hydrocarbon feedstocks

Process for transforming a gas-oil fraction that makes it possible to produce a fuel that has a quality according to stringent requirements in terms of sulfur content, aromatic compound content, cetane number, boiling point, T95, of 95% of the compounds and density, d15/4, at 15&#xb0; C. This process comprises a hydrorefining stage and a hydrocracking stage, whereby the latter uses a catalyst that contains at least one zeolite. The conversion of products that have a boiling point of less than 150&#xb0; C. is, throughout the two stages of hydrocracking and hydrorefining, less than 40% by weight and, for the hydrorefining stage, between 1 and 15% by weight. The temperature, TR2, of the hydrocracking stage is less than the temperature, TR1, of the hydrorefining stage, and the variation between temperatures TR1 and TR2 is between 0 and 80&#xb0; C.

Process for improving aromatic and naphtheno-aromatic gas oil fractions

Process for transforming a gas oil fraction that makes it possible to produce a fuel that has a quality according to stringent requirements in terms of sulfur content, aromatic compound content, cetane number, boiling point, T95, of 95% of the compounds and density, d15/4, at 15&#xb0; C. This process comprises a hydrorefining stage and a subsequent stage, whereby the latter uses a catalyst that is selected from the group that consists of hydrorefining catalysts and catalysts that comprise at least one mixed oxide, a metal of group VIB, and a non-noble metal of group VIII. The conversion of products that have a boiling point of less than 150&#xb0; C. is, for the hydrorefining stage, between 1 and 15% by weight. The temperature, TR2, of the subsequent stage is less than the temperature, TR1, of the hydrorefining stage, and the variation between temperatures TR1 and TR2 is between 0 and 80&#xb0; C.

The invention relates to a process for synthesis of lamellar solids based on silicates comprising: The organic structuring agent that is used in this process comprises an alcohol group and an amine group that are separated by a hydrocarbon chain.

Method for synthesis of lamellar solids from an amino-alcohol-type organic structuring agent

This invention relates to silico-aluminum substrates, catalysts, and the hydrocracking and hydrotreatment processes that use them. The catalyst comprises at least one hydro-dehydrogenating element that is selected from the group that is formed by elements of group VIB and group VIII of the periodic table and a non-zeolitic silica-alumina-based substrate that contains an amount of more than 5% by weight and less than or equal to 95% by weight of silica (SiO) and has the following characteristics:

Catalyst and process for hydrocracking hydrocarbon-containing feedstocks

An improved hydrocracking process of hydrocarbon charges, in two stages with an intermediate separation, in which the second-stage of hydrocracking is carried out in the presence of an added nitrogen content which is greater than 150 ppm by weight, preferably about 500 ppm by weight, and preferably in the presence of a Y zeolite catalyst, produces high yields of middle distillate.

Method for two-step hydrocracking of hydrocarbon feedstocks

The invention concerns a novel crystalline solid UVL-1 which has an X ray diffraction diagram containing at least the following characteristic peaks: and with a chemical composition, expressed as the anhydrous compound, in terms of moles of oxide:(XO):(YO):(ZO)in which: The invention also concerns a hydrocracking/hydroconversion process and a hydrorefining process employing said solid in the catalyst composition.

Crystalline solid UVL-1 and a process for hydroconverting/hydrocracking hydrocarbon feeds

The invention concerns a crystalline solid, designated ITQ-31, which has the X ray diffraction diagram given below. Said solid has a chemical composition, expressed as the anhydrous base in terms of moles of oxide, defined by the general formula XO: mYO:pZO:qR:sF, in which R represents an organic nitrogen-containing template, X represents one or more tetravalent elements other than germanium, Y represents germanium, Z represents at least one trivalent element and F is fluorine.

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Lyons, France

Patrick Bourges