Patents by Inventor Xavier Paubel
Xavier Paubel 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: 20240133551Abstract: An oxy-fuel burner and method of use, having a housing defining an oxidizing-agent supply channel running in the longitudinal direction to the downstream end of the housing, a fuel supply channel likewise running in the longitudinal direction of the housing and an oxidant injector running in the longitudinal direction inside the fuel supply channel as well as an ignition and flame-control electrode inside the oxidizing-agent supply channel, the ignition and flame-control electrode being designed to provide initial ignition of the burner and subsequent control of the flame, and being connectable to a system for automatically controlling burner ignition and flame control.Type: ApplicationFiled: March 1, 2022Publication date: April 25, 2024Inventors: Ayrat ABUTALIPOV, Ivan CHERNYSHEV, Bertrand LEROUX, Maxim MISYURA, Artem SHOVKAN, Lahcen OUGARANE, Xavier PAUBEL
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Publication number: 20240125470Abstract: A method and device for monitoring combustible matter in a hot gaseous stream and generating a control signal, a controlled jet of an oxidant is injected into the gaseous stream with a lance extending between a window of a monitoring device and the flow path of the gaseous stream, the lance defining a line of sight between the window and the gaseous stream in the flow path, the combustible matter burns with the oxidant in a flame in the gaseous stream in front of the lance, one or more properties of the flame which are correlated with the concentration of combustible matter in the gaseous stream are detected by the monitoring device through the line of sight and the window and the monitoring device processes the one or more detected flame properties and generates a control signal on the basis of the one or more detected flame properties.Type: ApplicationFiled: January 21, 2022Publication date: April 18, 2024Inventors: Xavier PAUBEL, Abou BA, Frank RHEKER, Laurent KEPINSKI, Mohand AMIRAT, Jean-Baptiste SENECHAL, Sarah JUMA
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Patent number: 11845040Abstract: Method and installation for treating a CO2- and H2O-containing flue gas generated by an industrial process unit before CCUS, whereby the flue gas evacuated from the unit is subjected to cooling to a temperature T2 between 100 and 600° C., whereby the cooled flue gas is pretreated in one or more particle removal and/or gas cleaning and/or drying stages and the temperature of the cooled flue gas is further reduced to a temperature T3<T2, before a first part of pretreated flue gas is subjected to CCUS, a second part of the pretreated flue gas being recycled at temperature T3 as a cooling agent and mixed with the flue gas during the controlled cooling thereof, partially or fully purified CO2 from the CCUS may be recycled at temperature T4<T2 may be recycled as a cooling agent and mixed with the flue gas during the controlled cooling.Type: GrantFiled: January 12, 2022Date of Patent: December 19, 2023Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges ClaudeInventors: Fabrice Del Corso, Jean Caudal, Xavier Paubel
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Publication number: 20230194082Abstract: Combined combustion and post-combustion method whereby flue gas is generated by combustion in a main combustion zone, the flue gas being evacuated from the main combustion zone and introduced into a post-combustion zone where the flue gas is subjected to post-combustion and post-combusted gas is obtained which is evacuated from the post-combustion zone, whereby a first level of one or more combustible substances in the flue gas evacuated from the main combustion zone and/or a second level of one or more combustible substances in the post-combusted gas evacuated from the post-combustion zone is/are monitored, whereby a control signal is generated on the basis of the monitored level(s) and whereby the post-combustion oxidant injection rate or the stoichiometric excess of post-combustion-oxidant with respect to post-combustion fuel is regulated in function of said control signal.Type: ApplicationFiled: December 13, 2022Publication date: June 22, 2023Inventors: Xavier PAUBEL, Abou BA, Frank RHEKER, Laurent KEPINSKI, Mohan AMIRAT, Jean-Baptiste SENECHAL
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Patent number: 11608294Abstract: Method and installation for calcining cement raw meal in a calciner whereby fuel and a calciner oxidant having an oxygen content of at least 30% vol are introduced into the calciner so as to generate either an oxidant-lean zone or a fuel-lean zone in the calciner located between the lowermost fuel inlet level and the lowermost oxidant inlet level of the calciner, between 50% and 100% by weight of the raw meal being supplied to the calciner upstream of and/or within the oxidant-lean, respectively the fuel-lean zone.Type: GrantFiled: March 20, 2020Date of Patent: March 21, 2023Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges ClaudeInventors: Faustine Panier, Xavier Paubel, Carlo Renna, Michel Gimenez, Colin Paxton, Henrik Wassard, Morten Drivsholm, Remi Tsiava
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Patent number: 11598521Abstract: Process for combusting a fuel with an oxidant and burner for the implementation thereof, process wherein at least one stream of the fuel is injected through at least one first perforation, a main flow of oxidant is injected below or above the one or more streams of the fuel through at least one second perforation, an auxiliary flow of the oxidant is introduced into contact with the at least one fuel stream so as to generate an initial flame by an initial partial combustion of the fuel with the auxiliary flow of the oxidant, this initial partial combustion being completed downstream of the initial flame by means of the at least one main stream of the oxidant, the flow rate of the main flow of the oxidant or the ratio between the flow rate of the main flow of the oxidant and the flow rate of the auxiliary flow of the oxidant being adjusted depending on the emission intensity of the initial flame.Type: GrantFiled: March 26, 2020Date of Patent: March 7, 2023Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges ClaudeInventors: Sarah Juma, Chloe Caumont-Prim, Xavier Paubel, Jean-Baptiste Senechal, Benoit Grand
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Publication number: 20220219117Abstract: Method and installation for treating a CO2- and H2O-containing flue gas generated by an industrial process unit before CCUS, whereby the flue gas evacuated from the unit is subjected to cooling to a temperature T2 between 100 and 600° C., whereby the cooled flue gas is pretreated in one or more particle removal and/or gas cleaning and/or drying stages and the temperature of the cooled flue gas is further reduced to a temperature T3<T2, before a first part of pretreated flue gas is subjected to CCUS, a second part of the pretreated flue gas being recycled at temperature T3 as a cooling agent and mixed with the flue gas during the controlled cooling thereof, partially or fully purified CO2 from the CCUS may be recycled at temperature T4<T2 may be recycled as a cooling agent and mixed with the flue gas during the controlled cooling.Type: ApplicationFiled: January 12, 2022Publication date: July 14, 2022Inventors: Fabrice DEL CORSO, Jean CAUDAL, Xavier PAUBEL
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Publication number: 20220120438Abstract: Post-mix burner and use of same for generating a flame curtain, the burner having a longitudinal central dividing wall (5) terminating in a wall head (7) towards the burner top (4), an oxidant inlet compartment (102) and an oxidant outlet compartment (103) on a first side of the central wall (5), a fuel inlet compartment (202) and a fuel outlet compartment on the opposite side of the central wall (5); the wall head (7) presenting a first set of oxidant outlet passages (107) and a second set of fuel outlet passages (207) terminating respectively in first oxidant ejection openings (100) and second fuel ejection openings (200) in an ejection surface (10) at the burner top (4), the oxidant and fuel ejection openings (100, 200) each extending in the longitudinal direction along the ejection surface (10).Type: ApplicationFiled: January 23, 2020Publication date: April 21, 2022Inventors: Philippe POYNOT, Sebastien CADALEN, Vincent GOURLAOUEN, Romain RAVET, Rémy VANDENDRIESSCHE, Xavier PAUBEL
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Publication number: 20220074592Abstract: An assembly for injecting a gaseous combustion agent into a combustion zone, the assembly having a chamber having an inlet, through which the agent is introduced into the assembly; at least one primary injector configured to convey a primary flow of the agent from the chamber toward the combustion zone, at least one secondary injector for conveying a secondary flow of the agent from the chamber toward the combustion zone, a pressure detector; a regulating; and a control system connected to the pressure detector and to the regulating system, the control system controlling the regulating system so that the flow section of the at least one secondary passage is regulated as a function of the pressure or of the variation in pressure detected by the pressure detector.Type: ApplicationFiled: November 28, 2019Publication date: March 10, 2022Inventors: Benoit GRAND, Sarah JUMA, Xavier PAUBEL, Jean-Baptiste SENECHAL
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Publication number: 20200309366Abstract: Process for combusting a fuel with an oxidant and burner for the implementation thereof, process wherein at least one stream of the fuel is injected through at least one first perforation, a main flow of oxidant is injected below or above the one or more streams of the fuel through at least one second perforation, an auxiliary flow of the oxidant is introduced into contact with the at least one fuel stream so as to generate an initial flame by an initial partial combustion of the fuel with the auxiliary flow of the oxidant, this initial partial combustion being completed downstream of the initial flame by means of the at least one main stream of the oxidant, the flow rate of the main flow of the oxidant or the ratio between the flow rate of the main flow of the oxidant and the flow rate of the auxiliary flow of the oxidant being adjusted depending on the emission intensity of the initial flame.Type: ApplicationFiled: March 26, 2020Publication date: October 1, 2020Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l?Exploitation des Procedes Georges ClaudeInventors: Sarah JUMA, Chloe CAUMONT-PRIM, Xavier PAUBEL, Jean-Baptiste SENECHAL, Benoit GRAND
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Publication number: 20200216357Abstract: Method and installation for calcining cement raw meal in a calciner whereby fuel and a calciner oxidant having an oxygen content of at least 30% vol are introduced into the calciner so as to generate either an oxidant-lean zone or a fuel-lean zone in the calciner located between the lowermost fuel inlet level and the lowermost oxidant inlet level of the calciner, between 50% and 100% by weight of the raw meal being supplied to the calciner upstream of and/or within the oxidant-lean, respectively the fuel-lean zone.Type: ApplicationFiled: March 20, 2020Publication date: July 9, 2020Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l?Exploitation des Procedes Georges ClaudeInventors: Faustine PANIER, Xavier PAUBEL, Carlo RENNA, Michel GIMENEZ, Colin PAXTON, Henrik WASSARD, Morten DRIVSHOLM, Remi TSIAVA
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Patent number: 10633282Abstract: Method and installation for calcining cement raw meal in a calciner whereby fuel and a calciner oxidant having an oxygen content of at least 30% vol are introduced into the calciner so as to generate either an oxidant-lean zone or a fuel-lean zone in the calciner located between the lowermost fuel inlet level and the lowermost oxidant inlet level of the calciner, between 50% and 100% by weight of the raw meal being supplied to the calciner upstream of and/or within the oxidant-lean, respectively the fuel-lean zone.Type: GrantFiled: November 30, 2015Date of Patent: April 28, 2020Assignee: L'Air Liquide Societe Anonyme Pour l'Etude Et l'Exploitation Des Procedes Georges ClaudeInventors: Faustine Panier, Xavier Paubel, Carlo Renna, Michel Gimenez, Colin Paxton, Henrik Wassard, Morten Drivsholm, Remi Tsiava
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Patent number: 10480858Abstract: Method of operating a rotary furnace for the production of hydraulic binder so as to reduce ring formation therein, whereby the longitudinal temperature profile in the furnace is varied during furnace operation by injecting at least one fluid other than the main fuel(s), the primary oxidizer and hot air from the material cooler with at least one continuously or discontinuously varying injection parameter.Type: GrantFiled: February 26, 2015Date of Patent: November 19, 2019Assignee: L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges ClaudeInventors: Alex Grassi, Dirk Hoelscher, Bertrand Leroux, Jacques Mulon, Xavier Paubel, Remi Tsiava
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Patent number: 10101025Abstract: Method and burner for combusting a main fuel with a main oxidizer, whereby flows of the main fuel and the main oxidizer are injected via an injector end, comprising at least one metallic injector, said injector end being positioned in the upstream section of a main passage of a refractory block and whereby multiple jets are injected into the downstream section of the main passage to increase mixing and turbulence of the flows of the main fuel and the main oxidizer.Type: GrantFiled: December 18, 2013Date of Patent: October 16, 2018Assignee: L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges ClaudeInventors: Paul Berhaut, Benoit Grand, Jacky Laurent, Jacques Mulon, Xavier Paubel, Patrick Recourt, Remi Pierre Tsiava
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Publication number: 20170267582Abstract: Method and installation for calcining cement raw meal in a calciner whereby fuel and a calciner oxidant having an oxygen content of at least 30% vol are introduced into the calciner so as to generate either an oxidant-lean zone or a fuel-lean zone in the calciner located between the lowermost fuel inlet level and the lowermost oxidant inlet level of the calciner, between 50% and 100% by weight of the raw meal being supplied to the calciner upstream of and/or within the oxidant-lean, respectively the fuel-lean zone.Type: ApplicationFiled: November 30, 2015Publication date: September 21, 2017Applicants: L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploition des Procedes Georges Claude, LAFARGEInventors: Faustine PANIER, Xavier PAUBEL, Cario RENNA, Michel GIMENEZ, Colin PAXTON, Henrik WASSARD, Moren DRIVSHOLM, Remi TSIAVA
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Patent number: 9568194Abstract: Variable momentum burner assembly for separately injecting fuel gas and oxidant in a combustion zone, comprising at least two fuel gas canals, at least one oxidant canal and a fuel gas distributor, whereby the at least two fuel gas canals comprise an inner fuel-conducting passage forming an inner fuel gas outlet and an outer fuel-conducting passage forming an outer fuel gas outlet, said inner and said outer fuel-conducting passages being coaxially arranged; and whereby said fuel gas distributor comprises a first fuel gas chamber in fluid connexion with the inner fuel-conducting passage of the at least two fuel gas canals and a second fuel gas chamber in fluid connexion with the outer fuel-conducting passage of the at least two fuel gas canals.Type: GrantFiled: July 1, 2009Date of Patent: February 14, 2017Assignee: L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges ClaudeInventors: Mohand Amirat, Pascal Duperray, Benoit Grand, Magnus Mortberg, Jacques Mulon, Xavier Paubel, Rémi Tsiava, Robert Kalcevic
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Publication number: 20170016670Abstract: Method of operating a rotary furnace for the production of hydraulic binder so as to reduce ring formation therein, whereby the longitudinal temperature profile in the furnace is varied during furnace operation by injecting at least one fluid other than the main fuel(s) the primary oxidizer and hot air from the material cooler with at least one continuously or discontinuously varying injection parameter.Type: ApplicationFiled: February 26, 2015Publication date: January 19, 2017Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et I'Exploitation des Procedes Georges ClaudeInventors: Alex GRASSI, Dirk HOELSCHER, Bertramd LEROUX, Jacques MULON, Xavier PAUBEL, Remi TSIAVA
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Publication number: 20160047546Abstract: Variable momentum burner assembly for separately injecting fuel gas and oxidant in a combustion zone, comprising at least two fuel gas canals, at least one oxidant canal and a fuel gas distributor, whereby the at least two fuel gas canals comprise an inner fuel-conducting passage forming an inner fuel gas outlet and an outer fuel-conducting passage forming an outer fuel gas outlet, said inner and said outer fuel-conducting passages being coaxially arranged; and whereby said fuel gas distributor comprises a first fuel gas chamber in fluid connexion with the inner fuel-conducting passage of the at least two fuel gas canals and a second fuel gas chamber in fluid connexion with the outer fuel-conducting passage of the at least two fuel gas canals.Type: ApplicationFiled: July 1, 2009Publication date: February 18, 2016Inventors: Mohand AMIRAT, Pascal Duperray, Benoit Grand, Magnus Mortberg, Jacques Mulon, Xavier Paubel, Remi Tsiava, Robert Kalcevic
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Publication number: 20150330624Abstract: Method and burner for combusting a main fuel with a main oxidizer, whereby flows of the main fuel and the main oxidizer are injected via an injector end, comprising at least one metallic injector, said injector end being positioned in the upstream section of a main passage of a refractory block and whereby multiple jets are injected into the downstream section of the main passage to increase mixing and turbulence of the flows of the main fuel and the main oxidizer.Type: ApplicationFiled: December 18, 2013Publication date: November 19, 2015Inventors: Paul BERHAUT, Benoit GRAND, Jacky LAURENT, Jacques MULON, Xavier PAUBEL, Patrick RECOURT, Rémi Pierre TSIAVA
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Publication number: 20140329187Abstract: The invention relates to devices and methods for the assisted internal spraying of a combustible liquid, wherein the combustible liquid is fed into a combustion area through a passage which ends in an outlet opening and into which spray gas is fed via a plurality of channels, the passage including a narrow portion and a wider but relatively short pre-spray chamber downstream from the narrow portion, the channels including small-diameter end sections tangentially leading into the narrow portion of the passage near the input opening of the chamber such that the spray gas impacts the combustible liquid and imparts a helical movement to the combustible liquid.Type: ApplicationFiled: December 11, 2012Publication date: November 6, 2014Inventors: Xavier Paubel, Remi Pierre Tsiava, Dorothee Chaillou, Vincent Alaterre