Patents by Inventor Wilfried Weiss

Wilfried Weiss 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).

  • Publication number: 20240051186
    Abstract: The present invention relates to a process for treating a plastic feedstock, comprising: a) a dissolution step involving placing the feedstock in contact with a dissolution solvent, at a dissolution temperature of between 100° C. and 300° C. and a dissolution pressure of between 1 and 20.0 MPa abs, the dissolution solvent having a boiling point of between ?50° C. and 250° C., to obtain a crude polymer solution; b) a step of adsorption by placing the crude polymer solution in contact with an adsorbent, at a temperature of between 100 and 300° C. and a pressure of between 1.0 and 20.0 MPa abs, to obtain a refined polymer solution; and then c) a step of recovering the polymers, to obtain at least one solvent fraction and one purified polymer fraction.
    Type: Application
    Filed: December 2, 2021
    Publication date: February 15, 2024
    Applicant: IFP Energies nouvelles
    Inventors: Wilfried WEISS, Damien LEINEKUGEL LE COCQ, Mathilde SIBEAUD, Amir Hossein AHMADI-MOTLAGH
  • Publication number: 20240042650
    Abstract: The present invention relates to a process for treating a plastic feedstock comprising polymers, comprising: a) a dissolution step involving placing the plastic feedstock in contact with a dissolution solvent, at a dissolution temperature of between 100° C. and 300° C. and a dissolution pressure of between 1 and 20.0 MPa abs, to dissolve at least a portion of the polymers of the plastic feedstock and to obtain a crude polymer solution; b) a step of washing by placing the crude polymer solution in contact with a dense solution, at a temperature of between 100° C. and 300° C., a pressure of between 1 and 20.0 MPa abs and at a mass ratio between the dense solution and the crude polymer solution of between 0.05 and 20.0, to obtain a washed polymer solution and a washing effluent; and then c) a step of recovering the polymers, to obtain a solvent fraction and a purified polymer fraction. FIG.
    Type: Application
    Filed: December 2, 2021
    Publication date: February 8, 2024
    Applicant: IFP ENERGIES NOUVELLES
    Inventors: Damien LEINEKUGEL LE COCQ, Wilfried WEISS, Amir Hossein AHMADI-MOTLAGH, Yacine HAROUN
  • Publication number: 20230287283
    Abstract: The present invention relates to a process for treating a plastics pyrolysis oil, comprising: a) the selective hydrogenation of said feedstock to obtain a hydrogenated effluent; b) hydrotreatment of said hydrogenated effluent to obtain a hydrotreatment effluent; c) a first step of hydrocracking of said hydrotreated effluent to obtain a first hydrocracked effluent; d) separation of the hydrocracked effluent in the presence of an aqueous stream, to obtain a gaseous effluent, an aqueous liquid effluent and a hydrocarbon-based liquid effluent; e) fractionation of the hydrocarbon-based liquid effluent to obtain at least one gas stream and at least one naphtha cut and a heavier cut; f) a second step of hydrocracking of the heavier cut to obtain a second hydrocracked effluent; g) recycling of at least a portion of said second hydrocracked effluent into the separation step d).
    Type: Application
    Filed: July 26, 2021
    Publication date: September 14, 2023
    Applicants: IFP Energies nouvelles, REPSOL S.A.
    Inventors: Wilfried WEISS, Jérôme BONNARDOT, Iñigo RIBAS SANGÜESA
  • Publication number: 20230272293
    Abstract: The present invention relates to a process for treating an SRF and/or plastics pyrolysis oil, comprising: a) optionally, selective hydrogenation of the feedstock; b) hydroconversion in an ebullated bed, in an entrained bed and/or in a moving bed, to obtain a hydroconverted effluent; c) separation of the hydroconverted effluent in the presence of an aqueous stream, to obtain a gaseous effluent, an aqueous liquid effluent and a liquid hydrocarbon effluent; d) fractionation of the liquid hydrocarbon effluent to obtain at least one gas stream and a cut with a boiling point of less than or equal to 385° C. and a cut with a boiling point above 385° C.; e) hydrotreatment of said cut comprising compounds with a boiling point of less than or equal to 385° C. to obtain a hydrotreated effluent; f) separation to obtain at least a gaseous effluent and a hydrotreated liquid hydrocarbon effluent.
    Type: Application
    Filed: September 9, 2021
    Publication date: August 31, 2023
    Applicant: IFP Energies nouvelles
    Inventors: Wilfried WEISS, Alain QUIGNARD, Duc NGUYEN-HONG
  • Publication number: 20230272292
    Abstract: The present invention relates to a process for treating a plastics pyrolysis oil, comprising: a) selective hydrogenation of said feedstock in the presence of at least hydrogen and of at least one selective hydrogenation catalyst; b) hydrotreatment of said hydrogenated effluent in the presence of at least hydrogen and of at least one hydrotreatment catalyst, to obtain a hydrotreated effluent; c) hydrocracking of said hydrotreated effluent in the presence of at least hydrogen and of at least one hydrocracking catalyst, to obtain a hydrocracked effluent; d) separation of the hydrocracked effluent in the presence of an aqueous stream, at a temperature of between 50 and 370° C., to obtain at least one gaseous effluent, an aqueous liquid effluent and a hydrocarbon-based liquid effluent.
    Type: Application
    Filed: July 26, 2021
    Publication date: August 31, 2023
    Applicants: IFP Energies nouvelles, REPSOL S.A.
    Inventors: Wilfried WEISS, Jérôme BONNARDOT, Iñigo RIBAS SANGÜESA
  • Patent number: 11702603
    Abstract: The invention concerns a process for converting a hydrocarbon feed, said process comprising the following steps: a) a step of hydrocracking the feed in the presence of hydrogen; b) a step of separating the effluent obtained from step a); c) a step of precipitating sediments, in which the heavy fraction obtained from the separation step b) is brought into contact with a distillate cut at least 20% by weight of which has a boiling point of 100° C. or more for a period of less than 500 minutes, at a temperature in the range 25° C. to 350° C., and at a pressure of less than 20 MPa; d) a step of physical separation of the sediments from the heavy fraction obtained from step c); e) a step of recovering a heavy fraction having a sediment content, measured using the ISO 10307-2 method, of 0.1% by weight or less.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: July 18, 2023
    Assignee: IFP Energies Nouvelles
    Inventors: Wilfried Weiss, Isabelle Merdrignac, Jeremie Barbier, Ann Cloupet
  • Patent number: 11692142
    Abstract: The invention concerns a process for the treatment of a hydrocarbon feed, said process comprising the following steps: a) a hydrotreatment step, in which the hydrocarbon feed and hydrogen are brought into contact over a hydrotreatment catalyst, b) an optional step of separating the effluent obtained from the hydrotreatment step a), c) a step of hydrocracking at least a portion of the effluent obtained from step a) or at least a portion of the heavy fraction obtained from step b), d) a step of separating the effluent obtained from step c), e) a step of precipitating sediments, f) a step of physical separation of the sediments from the heavy liquid fraction obtained from step e), g) a step of recovering a liquid hydrocarbon fraction having a sediment content, measured using the ISO 10307-2 method, of 0.1% by weight or less.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: July 4, 2023
    Assignee: IFP Energies nouvelles
    Inventors: Wilfried Weiss, Isabelle Merdrignac, Jeremie Barbier, Ann Cloupet
  • Publication number: 20230029587
    Abstract: A process for treating plastics pyrolysis oil by a) selectively hydrogenating a feedstock in the presence hydrogen and a selective hydrogenation catalyst, at a temperature between 100 and 150° C., a hydrogen partial pressure between 1.0 and 10.0 MPa abs. and an hourly space velocity between 1.0 and 10.0 h?1, to obtain a hydrogenated effluent; b) hydrotreating the hydrogenated effluent in the presence of hydrogen and a hydrotreating catalyst, at a temperature between 250 and 370° C., a hydrogen partial pressure between 1.0 and 10.0 MPa abs. and an hourly space velocity between 0.1 and 10.0 h?1, to obtain a hydrotreating effluent; c) separating the hydrotreating effluent in the presence of an aqueous stream, at a temperature between 50 and 370° C., to obtain at least one gaseous effluent, a liquid aqueous effluent and a liquid hydrocarbon effluent; e) recycling at least one fraction of the product obtained.
    Type: Application
    Filed: February 15, 2021
    Publication date: February 2, 2023
    Applicant: IFP Energies Nouvelles
    Inventors: Wilfried WEISS, Jerome BONNARDOT
  • Publication number: 20230002688
    Abstract: A process for treating a plastics pyrolysis oil: a) selective hydrogenation of feedstock in the presence of hydrogen and at least one selective hydrogenation catalyst, at 100 to 150° C., a partial pressure of hydrogen of 1.0 to 10.0 MPa abs. and an hourly space velocity of 1.0 to 10.0 h?1, to obtain a hydrogenated effluent; b) hydrotreatment of hydrogenated effluent in the presence of hydrogen and at least one hydrotreatment catalyst, at 250 to 370° C., a partial pressure of hydrogen of 1.0 to 10.0 MPa abs. and an hourly space velocity of 1.0 to 10.0 h?1, to obtain a hydrotreatment effluent; c) separation of hydrotreatment effluent obtained from b) in the presence of an aqueous stream, at a temperature of 50 to 370° C., to obtain at least one gaseous effluent, an aqueous liquid effluent and a hydrocarbon liquid effluent.
    Type: Application
    Filed: November 16, 2020
    Publication date: January 5, 2023
    Applicant: IFP Energies Nouvelles
    Inventors: Wilfried WEISS, Jerome BONNARDOT
  • Publication number: 20220380690
    Abstract: The present invention relates to a process for producing olefins from a hydrocarbon feedstock 11 with a sulfur content of at least 0.1 weight %, an initial boiling point of at least 180° C. and a final boiling point of at least 600° C.
    Type: Application
    Filed: July 6, 2020
    Publication date: December 1, 2022
    Applicant: IFP Energies Nouvelles
    Inventors: Wilfried WEISS, Isabelle MERDRIGNAC
  • Publication number: 20220372384
    Abstract: The present invention relates to a process for producing olefins from a hydrocarbon feedstock 11 having a sulfur content of at least 0.1 weight %, an initial boiling point of at least 180° C. and a final boiling point of at least 600° C.
    Type: Application
    Filed: November 2, 2020
    Publication date: November 24, 2022
    Applicant: IFP Energies Nouvelles
    Inventors: Wilfried WEISS, Isabelle MERDRIGNAC
  • Patent number: 11421166
    Abstract: The present invention describes a process for the production of fuel of the heavy fuel oil type, this fuel optionally being able to become a marine fuel, from a heavy hydrocarbon-containing feedstock having a sulphur content of at least 0.5% by weight, an initial boiling temperature of at least 350° C. and a final boiling temperature of at least 450° C., a process using a fixed-bed hydrotreatment stage, an intermediate separation and a hydrocracking stage comprising at least one reactor of the hybrid type.
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: August 23, 2022
    Assignee: IFP ENERGIES NOUVELLES
    Inventors: Wilfried Weiss, Isabelle Merdrignac
  • Publication number: 20220064537
    Abstract: Between 40% and 75% by weight of a first bitumen base B1 an asphalt obtained by a solvent deasphalting of a first vacuum residue R1 resulting from the distillation of an effluent hydroconverted by a process for the ebullated bed hydroconversion of a heavy hydrocarbon feedstock, and Between 25% and 60% by weight of a second bitumen base B2 and/or of a flux F, F at least one heavy aromatic cut with a hydrogen content of greater than 8.5% by weight, B2, R1 or a second vacuum residue R2 resulting from a distillation of a crude oil or a mixture of R1 and R2.
    Type: Application
    Filed: August 24, 2021
    Publication date: March 3, 2022
    Applicant: IFP Energies Nouvelles
    Inventors: Alain QUIGNARD, Wilfried WEISS, Isabelle MERDRIGNAC, Jeremie BARBIER
  • Patent number: 10843158
    Abstract: The present invention concerns a device for filtration and distribution of a gaseous phase and a liquid phase, which can be disposed upstream of a fixed catalytic bed of a reactor operating with a descending co-current of gas and liquid, comprising: a solid plate on which substantially vertical risers are fixed, said risers are open at their upper and lower ends and have openings over at least a fraction of their height; a plurality of removable baskets capable of retaining at least one filtration medium, each removable basket being defined by an ellipsoidal vertical wall or by at least three vertical lateral walls and a bottom, the vertical walls and/or the bottom being permeable to a gas and to liquid. Each basket is provided support means cooperating with a riser of the plate in order to support the basket.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: November 24, 2020
    Assignee: IFP Energies Nouvelles
    Inventors: Cecile Plais, Frederic Bazer-Bachi, Yacine Haroun, Jauffray Salvatore Delteil, Wilfried Weiss, Younes Aiddouch, Jerome Bonnardot
  • Patent number: 10844291
    Abstract: The invention relates to a process for treating a hydrocarbon-based feedstock, comprising a) a step of extracting the feedstock, b) a step of separating the fraction comprising de-asphalted oil, c) an optional step of injecting a withdrawal flux into the fraction comprising asphalt, d) an optional step of separating the fraction comprising asphalt and solvent or solvent mixture obtained from the extraction step a), e) an optional step of injecting a withdrawal flux into the asphalt fraction alone or as a mixture with a withdrawal flux obtained from step d) and an integrated step of conditioning the asphalt fraction obtained from steps a) and/or c) and/or d) and/or e), in solid form, performed in successive or simultaneous substeps.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: November 24, 2020
    Assignee: IFP Energies nouvelles
    Inventors: Wilfried Weiss, Jean-Francois Le Coz
  • Patent number: 10828632
    Abstract: A method for separation of at least one catalyst or adsorbent from a homogeneous mixture of catalysts or adsorbents, used in a method for treatment of gas or hydrocarbon feedstock, in which the grains of catalysts or adsorbents are separated according to a sorting threshold corresponding to a content of the constituent element that is sought and defined by the user.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: November 10, 2020
    Assignees: Eurecat S.A., IFP Energies Nouvelles
    Inventors: Thierry Gauthier, Charles Philippe Lienemann, Wilfried Weiss, Pierre Dufresne, Pauline Galliou
  • Publication number: 20200261875
    Abstract: The present invention concerns a device for filtration and distribution of a gaseous phase and a liquid phase, which can be disposed upstream of a fixed catalytic bed of a reactor operating with a descending co-current of gas and liquid, comprising: a solid plate on which substantially vertical risers are fixed, said risers are open at their upper and lower ends and have openings over at least a fraction of their height; a plurality of removable baskets capable of retaining at least one filtration medium, each removable basket being defined by an ellipsoidal vertical wall or by at least three vertical lateral walls and a bottom, the vertical walls and/or the bottom being permeable to a gas and to liquid. Each basket is provided support means cooperating with a riser of the plate in order to support the basket.
    Type: Application
    Filed: October 14, 2016
    Publication date: August 20, 2020
    Applicant: IFP Energies Nouvelles
    Inventors: Cecile PLAIS, Frederic BAZER-BACHI, Yacine HAROUN, Jauffray Salvatore DELTEIL, Wilfried WEISS, Younes AIDDOUCH, Jerome BONNARDOT
  • Patent number: 10610844
    Abstract: The present invention relates to a removable basket for a catalytic reactor comprising a horizontal base (1) and a plurality of vertical side walls (2) and/or at least one ellipsoidal side wall, and a plurality of vertical chimneys (3, 4) that are open at their lower (5) and upper (6) ends, each chimney comprising a lower part (7) comprising the lower end fastened to the base and extending between the side walls, in which a first chimney comprises an upper part (8) extending above the side walls, and the upper part of the first chimney is suitable for being inserted into a lower part of a chimney of another removable basket. The present invention also relates to a filtration and distribution device comprising said removable basket, a reactor comprising said device, and a hydrotreating and/or hydrocracking process using said reactor.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: April 7, 2020
    Assignee: IFP Energies nouvelles
    Inventors: Wilfried Weiss, Cecile Plais
  • Patent number: 10597591
    Abstract: The invention relates to a process for the treatment of a hydrocarbon-containing feedstock making it possible to obtain a heavy hydrocarbon-containing fraction having a low sulphur content, said process comprising the following stages: a) a stage of hydrodemetallization in permutable reactors b) a stage of fixed-bed hydrotreatment of the effluent originating from stage a), c) a stage of hydrocracking in permutable reactors of the effluent originating from stage b), d) a stage of separation of the effluent originating from stage c), e) a stage of precipitation of the sediments, f) a stage of physical separation of said sediments from the heavy liquid fraction originating from stage d), g) a stage of recovery of the distillate cut used in stage e).
    Type: Grant
    Filed: April 11, 2017
    Date of Patent: March 24, 2020
    Assignee: IFP ENERGIES NOUVELLES
    Inventors: Wilfried Weiss, Elodie Tellier, Pascal Chatron-Michaud
  • Publication number: 20190161687
    Abstract: The invention relates to a process for treating a hydrocarbon-based feedstock, comprising a) a step of extracting the feedstock, b) a step of separating the fraction comprising de-asphalted oil, c) an optional step of injecting a withdrawal flux into the fraction comprising asphalt, d) an optional step of separating the fraction comprising asphalt and solvent or solvent mixture obtained from the extraction step a), e) an optional step of injecting a withdrawal flux into the asphalt fraction alone or as a mixture with a withdrawal flux obtained from step d) and an integrated step of conditioning the asphalt fraction obtained from steps a) and/or c) and/or d) and/or e), in solid form, performed in successive or simultaneous substeps.
    Type: Application
    Filed: May 30, 2017
    Publication date: May 30, 2019
    Applicant: IFP Energies nouvelles
    Inventors: Wilfried WEISS, Jean-Francois LE COZ