Patents by Inventor Francis Maury
Francis Maury 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: 20230307151Abstract: Composite nuclear component comprising i) a support containing a substrate comprising a metallic material and a ceramic material (1), the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising chromium; the process comprising a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer (2) onto the support via a DLI-MOCVD deposition process. The composite nuclear component has improved resistance to oxidation and/or migration of undesired material. The invention also relates to the use of the composite nuclear component for combating oxidation and/or degradation of the ceramic material contained in the substrate.Type: ApplicationFiled: June 1, 2023Publication date: September 28, 2023Inventors: Frédéric SCHUSTER, Fernando LOMELLO, Francis MAURY, Alexandre MICHAU, Raphaël BOICHOT, Michel PONS
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Patent number: 11715572Abstract: Process for manufacturing a composite nuclear component comprising i) a support containing a substrate comprising a metallic material and a ceramic material (1), the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising chromium; the process comprising a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer (2) onto the support via a DLI-MOCVD deposition process.Type: GrantFiled: September 28, 2017Date of Patent: August 1, 2023Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Frédéric Schuster, Fernando Lomello, Francis Maury, Alexandre Michau, Raphaël Boichot, Michel Pons
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Publication number: 20230227967Abstract: Process for manufacturing a nuclear component comprising i) a support containing a substrate based on a metal (1), the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising chromium; the process comprising a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer (2) onto the support via a process of chemical vapor deposition of an organometallic compound by direct liquid injection (DLI-MOCVD). Nuclear component comprising i) a support containing a substrate based on a metal, the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising chromium.Type: ApplicationFiled: March 7, 2023Publication date: July 20, 2023Inventors: Frédéric SCHUSTER, Fernando LOMELLO, Francis MAURY, Alexandre MICHAU, Raphaël BOICHOT, Michel PONS
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Patent number: 11634810Abstract: Process for manufacturing a nuclear component comprising i) a support containing a substrate based on a metal (1), the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising chromium; the process comprising a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer (2) onto the support via a process of chemical vapor deposition of an organometallic compound by direct liquid injection (DLI-MOCVD).Type: GrantFiled: September 28, 2017Date of Patent: April 25, 2023Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Frédéric Schuster, Fernando Lomello, Francis Maury, Alexandre Michau, Raphaël Boichot, Michel Pons
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Patent number: 11545273Abstract: A composite nuclear reactor component comprises a support and a protective layer (2). The support contains a substrate (1) based on a metal. The substrate is coated with an interposed layer (3) positioned between the substrate (1) and the protective layer (2). The protective layer (2) is composed of a material which comprises amorphous chromium carbide. The nuclear reactor component provides for improved resistance to oxidation, hydriding, and/or migration of undesired material.Type: GrantFiled: September 16, 2020Date of Patent: January 3, 2023Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Frédéric Schuster, Fernando Lomello, Francis Maury, Alexandre Michau, Raphaël Boichot, Michel Pons
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Publication number: 20220002865Abstract: Process for manufacturing a nuclear component that includes i) a support containing a substrate based on a metal, the substrate being coated or not coated with as interposed layer positioned between the substrate and at least one protective layer and ii) the protective layer composed of a protective material including partially metastable chromium; the process includes a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer onto the support via a process of chemical vapor deposition of an organometallic compound by direct liquid injection (DLI-MOCVD).Type: ApplicationFiled: July 21, 2021Publication date: January 6, 2022Inventors: Frédéric SCHUSTER, Fernando LOMELLO, Francis MAURY, Alexandre MICHAU, Raphaël BOICHOT, Michel PONS
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Patent number: 11142822Abstract: Process for the chemical vapor deposition by DLI-MOCVD on a substrate of a protective coating composed of at least one protective layer comprising a transition metal M: a) having available, in a feed tank, a mother solution containing a hydrocarbon solvent devoid of oxygen atom and a precursor of bis(arene) type containing the transition metal M to be deposited, and, if appropriate, a carbon-incorporation inhibitor; b) vaporizing said mother solution and introducing it into a CVD reactor in order to carry out the deposition of the protective layer on said substrate; c) collecting, at the outlet of the reactor, a fraction of the gaseous effluent comprising the unconsumed precursor, the aromatic byproducts of the precursor and the solvent, these entities together forming a daughter solution, and; d) pouring the daughter solution thus obtained into the feed tank in order to obtain a new mother solution capable of being used in step a).Type: GrantFiled: October 31, 2019Date of Patent: October 12, 2021Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Frédéric Schuster, Francis Maury, Alexandre Michau, Michel Pons, Raphaël Boichot, Fernando Lomello
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Patent number: 11104994Abstract: Process for manufacturing a nuclear component that includes i) a support containing a substrate based on a metal, the substrate being coated or not coated with an interposed layer positioned between the substrate and at least one protective layer and ii) the protective layer composed of a protective material including partially metastable chromium; the process includes a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer onto the support via a process of chemical vapor deposition of an organometallic compound by direct liquid injection (DLI-MOCVD).Type: GrantFiled: September 28, 2017Date of Patent: August 31, 2021Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Frédéric Schuster, Fernando Lomello, Francis Maury, Alexandre Michau, Raphaël Boichot, Michel Pons
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Publication number: 20210074439Abstract: Process for manufacturing a nuclear component comprising i) a support containing a substrate based on a metal (1), the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising amorphous chromium carbide; the process comprising a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer (2) onto the support via a process of chemical vapor deposition of an organometallic compound by direct liquid injection (DLI-MOCVD). Nuclear component comprising i) a support containing a substrate based on a metal, the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising amorphous chromium carbide.Type: ApplicationFiled: September 16, 2020Publication date: March 11, 2021Inventors: Frédéric SCHUSTER, Fernando LOMELLO, Francis MAURY, Alexandre MICHAU, Raphaël BOICHOT, Michel PONS
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Patent number: 10811146Abstract: Process for manufacturing a nuclear component comprising i) a support containing a substrate based on a metal (1), the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising amorphous chromium carbide; the process comprising a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer (2) onto the support via a process of chemical vapor deposition of an organometallic compound by direct liquid injection (DLI-MOCVD).Type: GrantFiled: September 28, 2017Date of Patent: October 20, 2020Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Frédéric Schuster, Fernando Lomello, Francis Maury, Alexandre Michau, Raphaël Boichot, Michel Pons
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Publication number: 20200232094Abstract: Process for manufacturing a nuclear component comprising i) a support containing a substrate based on a metal (1), the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising partially metastable chromium; the process comprising a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer (2) onto the support via a process of chemical vapor deposition of an organometallic compound by direct liquid injection (DLI-MOCVD). Nuclear component comprising i) a support containing a substrate based on a metal, the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising partially metastable chromium.Type: ApplicationFiled: September 28, 2017Publication date: July 23, 2020Inventors: Frédéric SCHUSTER, Fernando LOMELLO, Francis MAURY, Alexandre MICHAU, Raphaël BOICHOT, Michel PONS
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Publication number: 20200123655Abstract: Process for the chemical vapor deposition by DLI-MOCVD on a substrate of a protective coating composed of at least one protective layer comprising a transition metal M: a) having available, in a feed tank, a mother solution containing a hydrocarbon solvent devoid of oxygen atom and a precursor of bis(arene) type containing the transition metal M to be deposited, and, if appropriate, a carbon-incorporation inhibitor; b) vaporizing said mother solution and introducing it into a CVD reactor in order to carry out the deposition of the protective layer on said substrate; c) collecting, at the outlet of the reactor, a fraction of the gaseous effluent comprising the unconsumed precursor, the aromatic byproducts of the precursor and the solvent, these entities together forming a daughter solution, and; d) pouring the daughter solution thus obtained into the feed tank in order to obtain a new mother solution capable of being used in step a).Type: ApplicationFiled: October 31, 2019Publication date: April 23, 2020Inventors: Frédéric SCHUSTER, Francis MAURY, Alexandre MICHAU, Michel PONS, Raphaël BOICHOT, Fernando LOMELLO
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Publication number: 20200032387Abstract: Process for manufacturing a nuclear component comprising i) a support containing a substrate based on a metal (1), the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising chromium; the process comprising a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer (2) onto the support via a process of chemical vapor deposition of an organometallic compound by direct liquid injection (DLI-MOCVD). Nuclear component comprising i) a support containing a substrate based on a metal, the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising chromium.Type: ApplicationFiled: September 28, 2017Publication date: January 30, 2020Inventors: Frédéric SCHUSTER, Fernando LOMELLO, Francis MAURY, Alexandre MICHAU, Raphaël BOICHOT, Michel PONS
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Publication number: 20200035369Abstract: Process for manufacturing a nuclear component comprising i) a support containing a substrate based on a metal (1), the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising amorphous chromium carbide; the process comprising a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer (2) onto the support via a process of chemical vapor deposition of an organometallic compound by direct liquid injection (DLI-MOCVD). Nuclear component comprising i) a support containing a substrate based on a metal, the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising amorphous chromium carbide.Type: ApplicationFiled: September 28, 2017Publication date: January 30, 2020Inventors: Frédéric SCHUSTER, Fernando LOMELLO, Francis MAURY, Alexandre MICHAU, Raphaël BOICHOT, Michel PONS
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Publication number: 20200020456Abstract: Process for manufacturing a composite nuclear component comprising i) a support containing a substrate comprising a metallic material and a ceramic material (1), the substrate (1) being coated or not coated with an interposed layer (3) positioned between the substrate (1) and at least one protective layer (2) and ii) the protective layer (2) composed of a protective material comprising chromium; the process comprising a step a) of vaporizing a mother solution followed by a step b) of depositing the protective layer (2) onto the support via a DLI-MOCVD deposition process.Type: ApplicationFiled: September 28, 2017Publication date: January 16, 2020Inventors: Frédéric SCHUSTER, Fernando LOMELLO, Francis MAURY, Alexandre MICHAU, Raphaël BOICHOT, Michel PONS
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Publication number: 20190003048Abstract: Process for the chemical vapor deposition by DLI-MOCVD on a substrate of a protective coating composed of at least one protective layer comprising a transition metal M: a) having available, in a feed tank, a mother solution containing a hydrocarbon solvent devoid of oxygen atom and a precursor of bis(arene) type containing the transition metal M to be deposited, and, if appropriate, a carbon-incorporation inhibitor; b) vaporizing said mother solution and introducing it into a CVD reactor in order to carry out the deposition of the protective layer on said substrate; c) collecting, at the outlet of the reactor, a fraction of the gaseous effluent comprising the unconsumed precursor, the aromatic byproducts of the precursor and the solvent, these entities together forming a daughter solution, and; d) pouring the daughter solution thus obtained into the feed tank in order to obtain a new mother solution capable of being used in step a).Type: ApplicationFiled: December 17, 2016Publication date: January 3, 2019Inventors: Frédéric SCHUSTER, Francis MAURY, Alexandre MICHAU, Michel PONS, Raphaël BOICHOT, Fernando LOMELLO
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Patent number: 8668963Abstract: A method for diffusing metal particles including a composite layer deposited on a substrate, with the composite layer further including at least one dielectric matrix, and where the diffusion of the metal particles towards the substrate is achieved by means of a plasma treatment.Type: GrantFiled: November 26, 2012Date of Patent: March 11, 2014Assignees: Commissariat a l'Energie Atomique et aux Energies Alternatives, Centre National de la Recherche ScientifiqueInventors: Laurent Bedel, Cyril Cayron, Michel Jouve, Francis Maury, Etienne Quesnel
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Patent number: 8431190Abstract: A method for depositing a hard metallic chrome coating or similar metal by chemical vapor deposition on a metallic substrate, includes: a) preparing a solution containing, in an oxygen-free solvent, i) a molecular compound of the bis(arene) family that's a precursor of the deposited metal with a decomposition temperature 300° C.-550° C., and ii) a chlorinated additive; b) introducing the solution as aerosol into a heated evaporator at a temperature between the solvent boiling temperature and the precursor decomposition temperature (PDT); and c) driving the vaporized aerosol from the evaporator towards a CVD reactor including a susceptor carrying the substrate, heated above the PDT, up to 550° C., the evaporator and CVD reactor being subjected to atmospheric pressure. This DLI-CVD method performed at low temperature and atmospheric pressure enables continuous industrial treatment of large metallic plates, producing hard, monolayer or nanostructured multilayer metallic coatings.Type: GrantFiled: July 19, 2007Date of Patent: April 30, 2013Assignee: Institut National Polytechnique de Toulouse (I.N.P.T.)Inventors: Francis Maury, Aurélia Douard
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Patent number: 8343582Abstract: A method for depositing a non-oxide ceramic-type coating based on chrome carbides, nitrides or carbonitrides, by DLI-CVD at low temperature and atmospheric pressure on a metallic substrate, includes: a) a solution is prepared, containing a molecular compound which is a precursor of the metal to be deposited, belongs to the bis(arene) family, and has a decomposition temperature of 300° C.-550° C., the compound being dissolved in an oxygen atom depleted solvent; b) the solution is introduced as aerosol into a heated evaporator at a temperature between the solvent boiling temperature and the precursor decomposition temperature; and c) the precursor and the vaporized solvent are driven from the evaporator towards a CVD reactor having cold walls, with a susceptor carrying the substrate to be covered and heated to a temperature higher than the decomposition temperature of the precursor, to a maximum of 550° C., the evaporator and the CVD reactor being at atmospheric pressure.Type: GrantFiled: July 19, 2007Date of Patent: January 1, 2013Assignee: Institut National Polytechnique de Toulouse (I.N.P.T.)Inventors: Francis Maury, Aurélia Douard
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Publication number: 20120177844Abstract: A method for chemical vapor deposition of a polymer film onto a substrate (6), includes the following two separate, consecutive steps:—a step for the photon activation of the gas phase wherein photon activation energy (42, 43) is provided to at least one gaseous polymer precursor that is present in a mainly gaseous composition, and—a chemical vapor deposition step wherein the activated gaseous polymer precursor, from the photon activation step, is deposited onto a substrate (6) so as to form a polymer film on the substrate, the total gas phase pressure ranging from 102 to 105 Pa. A device (1) for using such a method is also described.Type: ApplicationFiled: September 6, 2010Publication date: July 12, 2012Applicants: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFI, ESSILOR INTERNATIONAL (Compagnie Generale d'OptiqueInventors: Claudine Biver, Francis Maury, Virginie Santucci, François Senocq, Sylvie Vinsonneau