Patents by Inventor Etienne Girard
Etienne Girard has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240309278Abstract: A subject matter of the invention is a process for the hydrotreating of a hydrocarbon feedstock having a distillation range of between 150° C. and 600° C., so as to obtain a hydrotreated effluent, said process comprising the following stages: a) said hydrocarbon feedstock is brought into contact, in the presence of hydrogen, with at least one first catalyst occupying a volume V1 and comprising a support based on alumina or silica or silica-alumina and an active phase consisting of nickel and molybdenum, b) the effluent obtained in stage a) is brought into contact, in the presence of hydrogen, with at least one second catalyst occupying a volume V2 and comprising a support based on alumina or silica or silica-alumina and an active phase consisting of nickel, molybdenum and tungsten, and phosphorus, the distribution of the volumes V1/V2 being of between 50% vol/50% vol and 90% vol/10% vol respectively.Type: ApplicationFiled: February 3, 2022Publication date: September 19, 2024Applicant: IFP ENERGIES NOUVELLESInventors: Etienne GIRARD, Anne-Sophie GAY, Isabelle MERDRIGNAC, Antoine DAUDIN
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Publication number: 20240216896Abstract: Catalyst comprising an active phase based on at least one group VIB metal, at least one group VIII metal, phosphorus, sodium and an alumina-based support, the sodium content being between 50 and 2000 ppm by weight in the form of Na—O relative to the total weight of said catalyst, and the molar ratio of phosphorus to sodium being between 1.5 and 300.Type: ApplicationFiled: April 15, 2022Publication date: July 4, 2024Applicant: IFP Energies nouvellesInventors: Antoine FECANT, Etienne GIRARD, Philibert LEFLAIVE
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Patent number: 11992826Abstract: 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 a) regenerating the at least partially spent catalyst in an oxygen-containing gas stream at a temperature between 350° C. and 550° C., b) the regenerated catalyst is brought into contact with an impregnation solution containing a compound containing a metal from group VIb, the molar ratio of the metal from group VIb added per metal from group VIb already present in the regenerated catalyst being between 0.15 and 2.5 mol/mol, c) a drying stage is carried out at a temperature of less than 200° C., and the use of the rejuvenated catalyst in a hydrodesulfurization process.Type: GrantFiled: December 10, 2019Date of Patent: May 28, 2024Assignee: IFP ENERGIES NOUVELLESInventors: Elodie Devers, Etienne Girard, Philibert Leflaive
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Patent number: 11918982Abstract: 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: a) said spent catalyst is brought into contact with an impregnation solution containing a compound comprising a metal from group VIb, b) a drying stage is carried out at a temperature of less than 200° C.Type: GrantFiled: December 10, 2019Date of Patent: March 5, 2024Assignee: IFP Energies NouvellesInventors: Elodie Devers, Etienne Girard, Philibert Leflaive
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Publication number: 20240010931Abstract: 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.Type: ApplicationFiled: November 18, 2021Publication date: January 11, 2024Applicant: IFP Energies nouvellesInventors: Philibert LEFLAIVE, Etienne GIRARD, Antoine FECANT
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Publication number: 20240010932Abstract: 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 mm corresponds to between 30 and 50% by volume of the total pore volume of said substrate; the volume of macropores having a diameter greater than or equal to 50 nm and less than 8000 mm corresponds to between 30 and 50% by volume of the total pore volume of said substrate.Type: ApplicationFiled: November 18, 2021Publication date: January 11, 2024Applicant: IFP Energies nouvellesInventors: Elodie DEVERS, Etienne GIRARD, Philibert LEFLAIVE
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Publication number: 20240010933Abstract: 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 and 0.35.Type: ApplicationFiled: November 18, 2021Publication date: January 11, 2024Applicant: IFP Energies nouvellesInventors: Philibert LEFLAIVE, Etienne GIRARD, Antoine FECANT, Charlie BLONS
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Publication number: 20230416617Abstract: 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.Type: ApplicationFiled: November 18, 2021Publication date: December 28, 2023Applicant: IFP Energies nouvellesInventors: Philibert LEFLAIVE, Etienne GIRARD, Antoine FECANT
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Publication number: 20230415131Abstract: Disclosed is a method for the hydrodesulfurization of an olefinic gasoline cut containing sulfur, wherein said gasoline cut, hydrogen and a catalyst are brought into contact, said catalyst comprising a group VIB metal, a group VIII metal and a mesoporous and macroporous alumina substrate having a bimodal mesopore distribution 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 having 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; —the volume of macropores having a diameter greater than or equal to 50 nm and less than 8000 nm corresponds to between 30 and 50% by volume of the total pore volume of said substrate.Type: ApplicationFiled: November 18, 2021Publication date: December 28, 2023Applicant: IFP Energies nouvellesInventors: Philibert LEFLAIVE, Etienne GIRARD, Antoine FECANT
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Publication number: 20230405573Abstract: A method for selective hydrogenation of gasoline including polyunsaturated compounds and light sulfur compounds wherein the gasoline and hydrogen is brought into contact with a catalyst containing a group VIB metal, a group VIII metal and a mesoporous and macroporous alumina substrate having a bimodal mesopore distribution and wherein the volume of mesopores having a diameter greater than or equal to 2 nm and less than 18 nm is 10 to 30% by volume of the total pore volume of the substrate, the volume of mesopores having a diameter greater than or equal to 18 nm and less than 50 nm is 30 to 50% by volume of the total pore volume of the substrate; the volume of macropores having a diameter greater than or equal to 50 nm and less than 8000 nm is 30 to 50% by volume of the total pore volume of the substrate.Type: ApplicationFiled: November 18, 2021Publication date: December 21, 2023Applicant: IFP Energies nouvellesInventors: Philibert LEFLAIVE, Etienne GIRARD, Antoine FECANT
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Patent number: 11795405Abstract: 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° C. and 400° 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?1; 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.Type: GrantFiled: December 10, 2019Date of Patent: October 24, 2023Assignee: IFP Energies NouvellesInventors: Elodie Devers, Philibert Leflaive, Etienne Girard
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Patent number: 11773337Abstract: 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° C. and 400° 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?1 and 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.Type: GrantFiled: December 10, 2019Date of Patent: October 3, 2023Assignee: IFP Energies nouvellesInventors: Elodie Devers, Etienne Girard, Philibert Leflaive
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Publication number: 20230294081Abstract: A subject matter of the invention is a catalyst comprising a support and an active phase consisting of nickel, molybdenum and tungsten, and phosphorus, the nickel content, measured in the NiO form, is between 3% and 4% by weight; the molybdenum content, measured in the MoO3 form, is between 2% and 4% by weight; the tungsten content, measured in the WO3 form, is between 34% and 40% by weight; the phosphorus content, measured in the P2O5 form, is between 3% and 4% by weight, with respect to the total weight of the catalyst; the WO3/MoO3 molar ratio is between 5.3 and 12.4 mol/mol, the NiO/(WO3 + MoO3) molar ratio is between 0.20 and 0.33 mol/mol and the P2O5/(WO3 + MoO3) molar ratio is between 0.21 and 0.34 mol/mol. The invention also relates to its method of preparation and to its use in hydrotreating and/or hydrocracking.Type: ApplicationFiled: June 18, 2021Publication date: September 21, 2023Applicant: IFP Energies NouvellesInventors: Etienne GIRARD, Audrey BONDUELLE
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Publication number: 20230264180Abstract: A hydrotreating catalyst comprising an active phase containing at least one group VIB metal and at least one group VIII metal, and a porous support containing alumina and at least one spinel MAl2O4 where M is chosen from nickel and cobalt, characterized in that: the molar ratio (r1) between said group VIII metal and said group VIB metal of the active phase is between 1.0 and 3.0 mol/mol; the molar ratio (r2) between said metal M of the porous support and said group VIII metal of the active phase is between 0.3 and 0.7 mol/mol; the molar ratio (r3) between the sum of the contents of the metal M and of the group VIII metal relative to the content of group VIB metal is between 2.2 and 3.0 mol/mol.Type: ApplicationFiled: May 3, 2021Publication date: August 24, 2023Applicant: IFP Energies nouvellesInventors: Antoine FECANT, Philibert LEFLAIVE, Etienne GIRARD, Juan Jose SOSSA LEDEZMA
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Publication number: 20230173470Abstract: 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.Type: ApplicationFiled: May 3, 2021Publication date: June 8, 2023Applicant: IFP Energies nouvellesInventors: Antoine FECANT, Philibert LEFLAIVE, Etienne GIRARD, Juan Jose SOSSA LEDEZMA
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Publication number: 20230166241Abstract: A selective hydrogenation catalyst contains an active phase having a group VIB metal and a group VIII metal, and a porous support containing alumina. The group VIB metal content is between 1 and 18% by weight relative to total weight of the catalyst, and the group VIII metal content of the active phase, measured in oxide form, is between 1 and 20% by weight relative to total weight of the catalyst. The molar ratio between the group VIII metal and the group VIB metal is between 1.0 and 3.0 mol/mol. The group VIII metal is homogeneously distributed in the porous support with a distribution coefficient R of between 0.8 and 1.2, measured using a Castaing microprobe, and the group VIB metal is distributed at the periphery of the porous support with a distribution coefficient R of less than 0.8.Type: ApplicationFiled: May 3, 2021Publication date: June 1, 2023Applicant: IFP Energies nouvellesInventors: Antoine FECANT, Philibert LEFLAIVE, Etienne GIRARD, Juan Jose SOSSA LEDEZMA
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Publication number: 20220081627Abstract: 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° C. and 400° 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?1; and a hydrogen/gasoline feedstock ratio by volume of between 100 and 1200 Sl/l, 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.Type: ApplicationFiled: December 10, 2019Publication date: March 17, 2022Applicant: IFP Energies NouvellesInventors: Elodie DEVERS, Philibert LEFLAIVE, Etienne GIRARD
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Publication number: 20220062873Abstract: 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: a) said spent catalyst is brought into contact with an impregnation solution containing a compound comprising a metal from group VIb, b) a drying stage is carried out at a temperature of less than 200° C.Type: ApplicationFiled: December 10, 2019Publication date: March 3, 2022Applicant: IFP Energies NouvellesInventors: Elodie DEVERS, Etienne GIRARD, Philibert LEFLAIVE
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Publication number: 20220056348Abstract: 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° C. and 400° 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?1 and 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.Type: ApplicationFiled: December 10, 2019Publication date: February 24, 2022Applicant: IFP Energies nouvellesInventors: Elodie DEVERS, Etienne GIRARD, Philibert LEFLAIVE
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Publication number: 20220040680Abstract: 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 a) regenerating the at least partially spent catalyst in an oxygen-containing gas stream at a temperature between 350° C. and 550° C., b) the regenerated catalyst is brought into contact with an impregnation solution containing a compound containing a metal from group VIb, the molar ratio of the metal from group VIb added per metal from group VIb already present in the regenerated catalyst being between 0.15 and 2.5 mol/mol, c) a drying stage is carried out at a temperature of less than 200° C., and the use of the rejuvenated catalyst in a hydrodesulfurization process.Type: ApplicationFiled: December 10, 2019Publication date: February 10, 2022Applicant: IFP Energies nouvellesInventors: Elodie DEVERS, Etienne GIRARD, Philibert LEFLAIVE