Patents by Inventor Philippe Lescoche
Philippe Lescoche 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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Patent number: 11969913Abstract: The present invention relates to a method for manufacturing at least one monolithic inorganic porous support (1) having a porosity comprised between 10% and 60% and an average pore diameter ranging from 0.5 ?m to 50 ?m, using a 3D printer type machine (I) to build, in accordance with a 3D digital model, a manipulable three-dimensional green structure (2) intended to form, after sintering, the monolithic inorganic porous support(s) (1).Type: GrantFiled: November 26, 2019Date of Patent: April 30, 2024Assignee: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe Lescoche, Jérôme Anquetil
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Publication number: 20230405529Abstract: The subject of the invention relates to a separating element comprising: an inorganic one-piece rigid porous support (2) having, on one side, a first outer planar surface (3) and, on an opposite side, a second outer planar surface (4); at least two circulation ducts (6) for the liquid medium that are formed in the porous support so as to each have a rectangular cross section; at least one internal connection system for the distribution (10) of the liquid medium in a series of circulation ducts, and at least one internal connection system for the collection (12) of the retentate coming from the series of circulation ducts, the internal connection system for the distribution (10), the circulation ducts (6) and the internal connection system for the collection (12) being provided with at least one separating layer continuously deposited between the inlet (11) and the outlet (13) of the porous support; and a collection system (7) for the permeate that has passed through the separating layer or layers.Type: ApplicationFiled: November 19, 2021Publication date: December 21, 2023Applicant: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe LESCOCHE, Jérôme ANQUETIL
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Patent number: 11806893Abstract: The present invention relates to a method for manufacturing at least one monolithic inorganic porous support (1) having a porosity comprised between 10% and 60% and an average pore diameter ranging from 0.5 ?m to 50 ?m, using a 3D printer type machine (I) to build, in accordance with a 3D digital model, a manipulable three-dimensional raw structure (2) intended to form, after sintering, the monolithic inorganic porous support(s) (1).Type: GrantFiled: November 26, 2019Date of Patent: November 7, 2023Assignee: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe Lescoche, Jérôme Anquetil
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Patent number: 11697095Abstract: The invention provides a cross-flow separation element comprising a single-piece rigid porous support (2) having within its volume at least one channel (41) for passing a flow of the fluid medium for treatment, which channel presents a flexuous flow volume (V1) defined by sweeping a generator section along a curvilinear path around a reference axis, and in that the reference axis does not intersect said generator section and is contained within the volume of the porous support.Type: GrantFiled: December 13, 2017Date of Patent: July 11, 2023Assignee: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe Lescoche, Jérôme Anquetil
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Publication number: 20220305443Abstract: A method of manufacturing a separator element for obtaining molecular and/or particulate separation by tangential flow of a fluid medium for treatment into a filtrate and a retentate, the element having a structure (2) of at least two porous rigid columns (3) made of the same material, positioned side by side to define, outside their outside walls, a volume (4) for recovering the filtrate, each column (3) presenting, internally, at least one open structure (5) for passing a flow of the fluid medium, opening out in one of the ends of the porous column for inlet of the fluid medium for treatment, and in the other end for outlet of the retentate. The element is a single-piece rigid structure (2) made as a single piece that is uniform and continuous throughout, without any bonds or exogenous additions.Type: ApplicationFiled: June 16, 2022Publication date: September 29, 2022Applicant: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe LESCOCHE, Jérôme ANQUETIL
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Patent number: 11413562Abstract: A separator element comprising a porous rigid single-piece substrate (2) presenting firstly, at its periphery, a perimeter wall (21) that is continuous between an inlet (4) for the fluid medium for treatment at one end of the porous substrate and an outlet (5) for the retentate at the other end of the porous substrate, and secondly, internally, a surface covered by a separator layer (6) and defining an open structure made up of empty spaces (3) for passing a flow of the fluid medium for treatment. The empty spaces (3) are arranged in the porous substrate so as to create within the porous substrate a first flow network (R1) for the fluid medium for treatment, having at least two interconnected flow circuits (R11, R12) for the fluid medium between the inlet (4) and the outlet (5) of the porous substrate.Type: GrantFiled: May 25, 2016Date of Patent: August 16, 2022Assignee: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe Lescoche, Jérôme Anquetil
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Publication number: 20220032499Abstract: The present invention relates to a method for manufacturing at least one monolithic inorganic porous support (1) having a porosity comprised between 10% and 60% and an average pore diameter ranging from 0.5 ?m to 50 ?m, using a 3D printer type machine (I) to build, in accordance with a 3D digital model, a manipulable three-dimensional raw structure (2) intended to form, after sintering, the monolithic inorganic porous support(s) (1).Type: ApplicationFiled: November 26, 2019Publication date: February 3, 2022Applicant: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe LESCOCHE, Jérôme ANQUETIL
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Publication number: 20220016800Abstract: The present invention relates to a method for manufacturing at least one monolithic inorganic porous support (1) having a porosity comprised between 10% and 60% and an average pore diameter ranging from 0.5 ?m to 50 ?m, using a 3D printer type machine (I) to build, in accordance with a 3D digital model, a manipulable three-dimensional raw structure (2) intended to form, after sintering, the monolithic inorganic porous support(s) (1).Type: ApplicationFiled: November 26, 2019Publication date: January 20, 2022Applicant: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe LESCOCHE, Jérôme ANQUETIL
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Patent number: 10814281Abstract: A separator element comprising a porous rigid single-piece substrate (2) made of a single porous material, and including internally at least one channel (3) for passing a flow of the fluid medium, which channel opens out in one end of the porous substrate for inlet of the fluid medium for treatment and in another end of the porous substrate for outlet of the retentate. At least one empty space (10) is arranged in the porous substrate so as to be surrounded by a portion of the material constituting the single-piece substrate (2) either completely so as to form a closed cavity or partially so as to form a cavity (101) that opens out locally through the peripheral envelope (22) of the substrate via a passage (102) of section smaller than the section of the cavity (101).Type: GrantFiled: May 25, 2016Date of Patent: October 27, 2020Assignee: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe Lescoche, Jérôme Anquetil
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Publication number: 20190321890Abstract: The invention provides a cross-flow separation element comprising a single-piece rigid porous support (2) having within its volume at least one channel (41) for passing a flow of the fluid medium for treatment, which channel presents a flexuous flow volume (V1) defined by sweeping a generator section along a curvilinear path around a reference axis, and in that the reference axis does not intersect said generator section and is contained within the volume of the porous support.Type: ApplicationFiled: December 13, 2017Publication date: October 24, 2019Applicant: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe LESCOCHE, Jérôme ANQUETIL
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Patent number: 10369745Abstract: The present invention relates to a membrane and a method for manufacturing a membrane for filtering a fluid, said membrane comprising: a substrate having a three-dimensional structure and consisting of an one-piece ceramic porous body; and at least one separating filtering layer having a porosity that is lower than that of the substrate, in which the three-dimensional structure of the substrate is produced by forming elemental layers that are stacked and connected in series with one another, by repeating steps: a) depositing a continuous bed of powder at least partially consisting of a powder intended for forming the ceramic porous body; b) locally consolidating, part of the deposited material such as to create the elemental layer, and simultaneously linking the elemental layer thus formed with the preceding layer such as to gradually grow the desired three-dimensional shape.Type: GrantFiled: June 10, 2014Date of Patent: August 6, 2019Assignee: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe Lescoche, Jerome Anquetil
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Publication number: 20180147535Abstract: A separator element comprising a porous rigid single-piece substrate (2) made of a single porous material, and including internally at least one channel (3) for passing a flow of the fluid medium, which channel opens out in one end of the porous substrate for inlet of the fluid medium for treatment and in another end of the porous substrate for outlet of the retentate. At least one empty space (10) is arranged in the porous substrate so as to be surrounded by a portion of the material constituting the single-piece substrate (2) either completely so as to form a closed cavity or partially so as to form a cavity (101) that opens out locally through the peripheral envelope (22) of the substrate via a passage (102) of section smaller than the section of the cavity (101).Type: ApplicationFiled: May 25, 2016Publication date: May 31, 2018Applicant: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe LESCOCHE, Jérôme ANQUETIL
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Publication number: 20180147534Abstract: A separator element for obtaining molecular and/or particulate separation by tangential flow of a fluid medium for treatment into a filtrate and a retentate, the element comprising a structure (2) of at least two porous rigid columns (3) made of the same material, positioned side by side to define outside their outside walls a volume (4) for recovering the filtrate, each column (3) presenting internally at least one open structure (5) for passing a flow of the fluid medium, opening out in one of the ends of the porous column for inlet of the fluid medium for treatment and in the other end for outlet of the retentate. The element is a single-piece rigid structure (2) made as a single piece that is uniform and continuous throughout, without any bonds or exogenous additions.Type: ApplicationFiled: May 25, 2016Publication date: May 31, 2018Applicant: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe LESCOCHE, Jérôme ANQUETIL
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Publication number: 20180140990Abstract: A separator element comprising a porous rigid single-piece substrate (2) presenting firstly, at its periphery, a perimeter wall (21) that is continuous between an inlet (4) for the fluid medium for treatment at one end of the porous substrate and an outlet (5) for the retentate at the other end of the porous substrate, and secondly, internally, a surface covered by a separator layer (6) and defining an open structure made up of empty spaces (3) for passing a flow of the fluid medium for treatment. The empty spaces (3) are arranged in the porous substrate so as to create within the porous substrate a first flow network (R1) for the fluid medium for treatment, having at least two interconnected flow circuits (R11, R12) for the fluid medium between the inlet (4) and the outlet (5) of the porous substrate.Type: ApplicationFiled: May 25, 2016Publication date: May 24, 2018Applicant: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventors: Philippe LESCOCHE, Jérôme ANQUETIL
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Patent number: 9731229Abstract: A filtering element for the filtration of a fluid medium comprises a rigid porous support of cylindrical shape having a longitudinal central axis (A) and a plurality of channels for the circulation of the fluid medium to be filtered and collection of filtrate on the periphery of the support. The channels are arranged in the support parallel to its central axis central (A) and define at least three filtering zones which are distributed concentrically and separated from each other by a continuous porous zone. The mean thickness of the porous zone (Z1) closest to the central axis (A) is smaller than the mean thickness of the porous zone (Zn-1) the closest to the periphery of the support (1) and, in the direction moving away from the central axis (A) of the support towards its periphery, the mean thickness of a porous zone is either identical to the next or smaller.Type: GrantFiled: March 4, 2011Date of Patent: August 15, 2017Assignee: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventor: Philippe Lescoche
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Patent number: 9669362Abstract: The subject of the invention is a membrane for the cross-flow filtration of a fluid to be treated that contains abrasive particles, comprising a porous support covered over part of its surface with a separation layer having a pore diameter smaller than that of the support, over which the fluid to be treated flows, characterized in that the separation layer includes an agent for protection from the abrasive particles.Type: GrantFiled: November 3, 2009Date of Patent: June 6, 2017Assignee: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventor: Philippe Lescoche
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Patent number: 9522351Abstract: A filtration element for filtering a fluid medium comprising a rigid porous support of cylindrical shape having a longitudinal central axis (A) and comprising a plurality of channels for the circulation of the fluid medium to be filtered with a view to recovering a filtrate at the periphery of the support. The channels are parallel to a central axis of the support. The channels have at least three filtration crowns, characterized in that at the three crowns closest to the periphery of the support there is at least a substantial alignment of 3 adjacent axes among the axes of the flow and connection paths and the axes of the channels, which favors the mechanical strength of the support.Type: GrantFiled: January 12, 2012Date of Patent: December 20, 2016Assignee: TECHNOLOGIES AVANCEES ET MEMBRANES INDUSTRIELLESInventor: Philippe Lescoche
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Publication number: 20160121271Abstract: The present invention relates to a membrane and a method for manufacturing a membrane for filtering a fluid, said membrane comprising: a substrate having a three-dimensional structure and consisting of an one-piece ceramic porous body; and at least one separating filtering layer having a porosity that is lower than that of the substrate, in which the three-dimensional structure of the substrate is produced by forming elemental layers that are stacked and connected in series with one another, by repeating steps: a) depositing a continuous bed of powder at least partially consisting of a powder intended for forming the ceramic porous body; b) locally consolidating, part of the deposited material such as to create the elemental layer, and simultaneously linking the elemental layer thus formed with the preceding layer such as to gradually grow the desired three-dimensional shape.Type: ApplicationFiled: June 10, 2014Publication date: May 5, 2016Inventors: Philippe LESCOCHE, Jerome ANQUETIL
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Publication number: 20140021127Abstract: A filtration element for filtering a fluid medium comprising a rigid porous support of cylindrical shape having a longitudinal central axis (A) and comprising a plurality of channels for the circulation of the fluid medium to be filtered with a view to recovering a filtrate at the periphery of the support. The channels are parallel to a central axis of the support. The channels have at least three filtration crowns, characterized in that at the three crowns closest to the periphery of the support there is at least a substantial alignment of 3 adjacent axes among the axes of the flow and connection paths and the axes of the channels, which favors the mechanical strength of the support.Type: ApplicationFiled: January 12, 2012Publication date: January 23, 2014Applicant: TECHNOLOGIES AVANCEES MEMBRANES INDUSTRIELLESInventor: Philippe Lescoche
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Publication number: 20130199991Abstract: A filtering element for the filtration of a fluid medium comprises a rigid porous support of cylindrical shape having a longitudinal central axis (A) and a plurality of channels for the circulation of the fluid medium to be filtered and collection of filtrate on the periphery of the support. The channels are arranged in the support parallel to its central axis central (A) and define at least three filtering zones which are distributed concentrically and separated from each other by a continuous porous zone. The mean thickness of the porous zone (Z1) closest to the central axis (A) is smaller than the mean thickness of the porous zone (Zn?1) the closest to the periphery of the support (1) and, in the direction moving away from the central axis (A) of the support towards its periphery, the mean thickness of a porous zone is either identical to the next or smaller.Type: ApplicationFiled: March 4, 2011Publication date: August 8, 2013Applicant: Technologies Avancees et Membrances IndustriellesInventor: Philippe Lescoche