Patents by Inventor Nicole Schodel
Nicole Schodel 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: 20240278225Abstract: The invention relates to a method for activating a catalyst for catalytic reforming that is particularly carried out with carbon dioxide being reacted, and according to which an activation gas that contains steam and hydrogen is passed over the catalyst to be activated at an activation temperature during an activation period. The activation gas comprises 10 to 30 mol-% steam, 40 to 60 mol-% hydrogen and 20 to 40 mol-% one or more inert gases.Type: ApplicationFiled: May 11, 2022Publication date: August 22, 2024Inventors: Nicole SCHÖDEL, Stephanie NEUENDORF, Axel BEHRENS, Wibke KORN, Sonja SCHULTE, Stefan HOFFMANN, Marcelo Daniel KAUFMAN RECHULSKI, Virginie LANVER, Stefan DIETRICH, Nils BOTTKE, Christiane KURETSCHKA, Hamideh AHI, Manuel Frederik GENTZEN, Michael KRAMER
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Publication number: 20230192485Abstract: A process for producing a purified hydrogen product without a pre-reformer or pre-reforming catalyst in a fired, tubular reformer where the feed stream having a carbon (i.e., C2+) molar composition greater than or equal to five percent and is mixed with a steam stream to yield a reformer feed stream with a steam-to-carbon ratio less than or equal to three. The reformer tubes contain a nickel-based catalyst without alkali promotion.Type: ApplicationFiled: December 13, 2022Publication date: June 22, 2023Inventors: Frank J. Klein, III, Andrew M. Warta, Axel Behrens, Stephanie Neuendorf, Troy M. Raybold, Nicole Schödel, Andreas Peschel, Martin Lang
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Patent number: 11560344Abstract: A process (100) is proposed for the production of one or more olefins, in which a reaction feed containing oxygen and one or more paraffins is formed and in which a part of the oxygen in the reaction feed is reacted with a part of the one or more paraffins to form the one or more olefins by an oxidative process, to obtain a process gas, the process gas containing at least the unreacted part of the one or more paraffins and oxygen, the one or more olefins, one or more acetylenes, carbon dioxide and water.Type: GrantFiled: March 4, 2020Date of Patent: January 24, 2023Assignee: LINDE GmbHInventors: Helmut Fritz, Andreas Meiswinkel, Martin Schubert, Mathieu Zellhuber, Nicole Schödel, Sonja Schulte, Anina Wöhl
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Publication number: 20220153661Abstract: A process (100) is proposed for the production of one or more olefins, in which a reaction feed containing oxygen and one or more paraffins is formed and in which a part of the oxygen in the reaction feed is reacted with a part of the one or more paraffins to form the one or more olefins by an oxidative process, to obtain a process gas, the process gas containing at least the unreacted part of the one or more paraffins and oxygen, the one or more olefins, one or more acetylenes, carbon dioxide and water.Type: ApplicationFiled: March 4, 2020Publication date: May 19, 2022Inventors: Helmut FRITZ, Andreas MEISWINKEL, Martin SCHUBERT, Mathieu ZELLHUBER, Nicole SCHÖDEL, Sonja SCHULTE, Anina WÖHL
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Patent number: 11105007Abstract: A device for the electrochemical production of a product containing CO, and a method for the electrochemical production of a product containing CO, in which a return of a material stream containing the educt and CO is carried out after the electrochemical production.Type: GrantFiled: January 18, 2019Date of Patent: August 31, 2021Assignees: Siemens Aktiengesellschaft, Linde GMBHInventors: Clara Delhomme-Neudecker, Marc Hanebuth, Andreas Peschel, Günter Schmid, Nicole Schödel, Dan Taroata
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Publication number: 20210010142Abstract: A device for the electrochemical production of a product containing CO, and a method for the electrochemical production of a product containing CO, in which a return of a material stream containing the educt and CO is carried out after the electrochemical production.Type: ApplicationFiled: January 18, 2019Publication date: January 14, 2021Applicants: Siemens Aktiengesellschaft, Linde GMBHInventors: Clara Delhomme-Neudecker, Marc Hanebuth, Andreas Peschel, Günter Schmid, Nicole Schödel, Dan Taroata
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Publication number: 20200378015Abstract: A method for the electrochemical production of a gas including CO, in particular CO or syngas, from CO2, wherein the electrochemical production of the gas including CO, in particular CO or syngas, from CO2 takes place in multiple electrolytic cells, which are arranged in series one behind the other in the direction of at least one electrolyte flow and each include a cathode and an anode, wherein the at least one electrolyte flow is conducted through the electrolytic cells which are arranged in series one behind the other and is intermediately cooled between at least two electrolytic cells which are arranged in series one behind the other. A device is adapted for carrying out the method.Type: ApplicationFiled: January 18, 2019Publication date: December 3, 2020Applicant: Siemens AktiengesellschaftInventors: Marc Hanebuth, Günter Schmid, Dan Taroata, Clara Delhomme-Neudecker, Benjamin Hentschel, Andreas Peschel, Nicole Schödel
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Publication number: 20160347688Abstract: A method (100) for obtaining olefins is proposed, wherein a first gas mixture (b), which is produced by a steam cracking process (1), is at least partially used to form a first separation feedstock (f) which contains hydrocarbons with one to five carbon atoms, and from which at least a first separation product (g) and a second separation product (h, o) are produced, the first separation product (g) containing at least the greater proportion of the hydrocarbons with one carbon atom and of the hydrocarbons with two carbon atoms contained in the first separation feedstock (f), and the second separation product (h, o) containing at least the greater proportion of the hydrocarbons with four carbon atoms and of the hydrocarbons with five carbon atoms contained in the first separation feedstock (f), and wherein a second gas mixture (r) which is produced by an oxygenate-to-olefin process (2) is used at least partially to form a second separation feedstock (t) which contains hydrocarbons with one to five carbon atoms,Type: ApplicationFiled: February 6, 2015Publication date: December 1, 2016Inventors: Torben Höfel, Clara Delhomme-Neudecker, Ernst Haidegger, Harald Schmaderer, Heinz Zimmermann, Nicole Schödel, Gunther Kracker-Semler
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Patent number: 9139492Abstract: The invention relates to a method for processing coke oven gas, said coke oven gas containing hydrogen, wherein the coke oven gas is at least partially integrated into a method for producing dimethyl ether in conjunction with a gas containing carbon monoxide and/or carbon dioxide, whereby a DME-containing product gas is formed. At the outset of the method for the formation of dimethyl ether, a ratio of hydrogen to carbon monoxide, weighted with the carbon dioxide concentration (formula (I)), of 0.9 to 1.1 is set, wherein the DME-containing product gas is integrated into a method for converting dimethyl ether to olefins, whereby an olefin-containing product gas is formed, and wherein olefins, in particular ethylene and/or propylene, is/are separated from the olefin-containing product gas by means of separating methods.Type: GrantFiled: August 7, 2012Date of Patent: September 22, 2015Assignee: LINDE AKTIENGESELLSCHAFTInventors: Nicole Schodel, Ernst Haidegger, Holger Schmigalle, Volker Goke, Harald Schmaderer
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Patent number: 9011808Abstract: A process for removing impurities, in particular oxides of sulphur (SOx) and/or oxides of nitrogen (NOx) from oxygen-containing gas streams by scrubbing with at least one washing agent is described. In order to achieve effective gas purification in an economical manner even in the case of so-called large “oxyfuel” furnaces which operate with oxygen as fuel gas, it is proposed to convert the impurities at an elevated pressure of at least 2 bar with at least one basic constituent of the washing agent into salts and to wash out said impurities as dissolved salts.Type: GrantFiled: November 26, 2009Date of Patent: April 21, 2015Assignee: Linde AGInventors: Nicole Schodel, Hans Jorg Zander, Florian Winkler, Roland Ritter, Torsten Stoffregen
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Publication number: 20150044129Abstract: The invention relates to a method for processing coke oven gas, said coke oven gas containing hydrogen, wherein the coke oven gas is at least partially integrated into a method for producing dimethyl ether in conjunction with a gas containing carbon monoxide and/or carbon dioxide, whereby a DME-containing product gas is formed. At the outset of the method for the formation of dimethyl ether, a ratio of hydrogen to carbon monoxide, weighted with the carbon dioxide concentration (formula (I)), of 0.9 to 1.1 is set, wherein the DME-containing product gas is integrated into a method for converting dimethyl ether to olefins, whereby an olefin-containing product gas is formed, and wherein olefins, in particular ethylene and/or propylene, is/are separated from the olefin-containing product gas by means of separating methods.Type: ApplicationFiled: August 7, 2012Publication date: February 12, 2015Applicant: LINDE AKTIENGESELLSCHAFTInventors: Nicole Schodel, Ernst Haidegger, Holger Schmigalle, Volker Goke, Harald Schmaderer
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Patent number: 8940262Abstract: The invention relates to a process for the removal of NO and NO2 from an oxygen-containing gas stream, which comprises a scrubbing step in which the gas stream is brought into contact with an ammonia-containing scrubbing solution, NO is oxidized to form NO2 by means of the oxygen present at a pressure of at least 2 bar and temperatures of from 15° C. to 60° C. and at least part of the NO2 present in the gas stream is converted by means of the ammonia-containing scrubbing solution into ammonium nitrite and a downstream decomposition step in which the ammonium nitrite present in the scrubbing solution is thermally decomposed into elemental nitrogen and water, where the decomposition step is carried out at temperatures of from 121° C. to 190° C. and a pressure of from 2 to 40 bar. The invention likewise relates to a plant for operation of the process of the invention.Type: GrantFiled: April 12, 2012Date of Patent: January 27, 2015Assignee: Linde AktiengesellschaftInventors: Nicole Schodel, Hans-Jorg Zander, Florian Winkler, Roland Ritter
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Publication number: 20150018582Abstract: The invention concerns processes for preparing dimethyl ether from synthesis gas, comprising a synthesis step, wherein synthesis gas comprising hydrogen and carbon monoxide is converted into dimethyl ether and carbon dioxide, and a separation step, wherein unconverted synthesis gas is separated from carbon dioxide, wherein unconverted synthesis gas is separated from carbon dioxide by a membrane.Type: ApplicationFiled: January 15, 2013Publication date: January 15, 2015Applicant: LINDE AKTIENGESELLSCHAFTInventors: Nicole Schodel, Ernst Haidegger, Holger Schmigalle, Christian Thaller, Harald Schmaderer, Akos Tota
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Publication number: 20150018592Abstract: The invention relates to a process for production of DME (17) comprising the steps of: generating a syngas (12) containing CO and H2 in a device (11) for syngas generation, passing the syngas (12) into a DME reactor (13) for direct synthesis of DME by catalysed conversion of the syngas (12) by means of a catalyst to form a product stream (14) containing DME, CO2, H2O, CH3OH and unconverted syngas (12). The invention provides that the direct synthesis is carried out at or close to the chemical equilibrium.Type: ApplicationFiled: January 15, 2013Publication date: January 15, 2015Applicant: LINDE AKTIENGESELLSCHAFTInventors: Nicole Schodel, Ernst Haidegger, Holger Schmigalle, Volker Goke, Christian Thaller, Harald Schmaderer
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Publication number: 20140343339Abstract: The invention relates to a method for processing furnace gas (4) from a steel and/or iron works, wherein said furnace gas (4) contains carbon dioxide and/or carbon monoxide and is at least partially integrated into a method (7) for the formation of dimethyl ether in conjunction with a hydrogen-containing gas (2), whereby a DME-containing product gas (8) is formed. At the outset of the method (7) for forming dimethyl ether, a ratio of hydrogen to carbon monoxide, weighted with the carbon dioxide concentration (formula (I)), of 0.9 to 1.1 is set and dimethyl ether is formed. The DME-containing product gas (8) is integrated into a method (9) for converting dimethyl ether to olefins, whereby an olefin-containing product gas (10) is formed, and wherein olefins (12), in particular ethylene and/or propylene, is/are separated from the olefin-containing product gas (10) by means of separating methods (11).Type: ApplicationFiled: August 7, 2012Publication date: November 20, 2014Applicant: LINDE AKTIENGESELLSCHAFTInventors: Nicole Schodel, Ernst Haidegger, Holger Schmigalle, Volker Goke, Harald Schmaderer
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Patent number: 8753433Abstract: The invention relates to a diaphragm pipe for permeative separation of hydrogen from gas mixtures containing hydrogen, a method for the production thereof as well as a reactor comprising a diaphragm pipe, wherein the diaphragm pipe comprises a porous pipe (S) made of a sintered metal and a diaphragm (M) containing palladium or made of palladium enclosing the outer surface of the sintered metal pipe (S). The sintered metal pipe (S) has at least on one end a fitting (F) made of gasproof material, which is firmly connected with the sintered metal pipe (S).Type: GrantFiled: March 30, 2010Date of Patent: June 17, 2014Assignee: Plansee SEInventors: Wolfgang Haring, Nicole Schodel, Axel Behrens, Klaus Klapper, Matthias Ruttinger, Karlheinz Scheiber, Markus Kogl, Marco Brandner
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Publication number: 20140086813Abstract: The invention relates to a process for the removal of NO and NO2 from an oxygen-containing gas stream, which comprises a scrubbing step in which the gas stream is brought into contact with an ammonia-containing scrubbing solution, NO is oxidized to form NO2 by means of the oxygen present at a pressure of at least 2 bar and temperatures of from 15° C. to 60° C. and at least part of the NO2 present in the gas stream is converted by means of the ammonia-containing scrubbing solution into ammonium nitrite and a downstream decomposition step in which the ammonium nitrite present in the scrubbing solution is thermally decomposed into elemental nitrogen and water, where the decomposition step is carried out at temperatures of from 121° C. to 190° C. and a pressure of from 2 to 40 bar. The invention likewise relates to a plant for operation of the process of the invention.Type: ApplicationFiled: April 12, 2012Publication date: March 27, 2014Applicant: LINDE AKTIENGESELLSCHAFTInventors: Nicole Schodel, Hans-Jorg Zander, Florian Winkler, Roland Ritter
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Patent number: 8480985Abstract: A method and device for the catalytic decomposition of laughing gas in a laughing-gas-bearing gas. The method includes diluting the laughing-gas-bearing gas with a diluting gas, while forming a laughing-gas-bearing charge gas. The laughing-gas bearing charge gas is passed through a heat-exchange step where heat exchange occurs with an exhaust. A heating step occurs for occasional heating of the laughing-gas-bearing charge gas in a fixed-bed reactor for catalytic decomposition of the laughing gas. In some embodiments the diluting gas is dried, and at least a part of the exhaust from the catalytic decomposition of the laughing gas is mixed with the laughing-gas-bearing charge gas upstream of the catalytic decomposition of the laughing gas.Type: GrantFiled: January 5, 2010Date of Patent: July 9, 2013Assignee: Linde AktiengesellschaftInventors: Ulrike Wenning, Hans-Jörg Zander, Anton Wellenhofer, Karl-Heinz Hofmann, Wibke Korn, Franz Beran, Nicole Schödel, Wolfgang Schmehl
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Patent number: 8460627Abstract: A device and method for the decomposition of laughing gas including a gas inlet for supplying a laughing-gas-bearing gas; a first heat-exchanger for the exchange of heat between an exhaust and the laughing-gas-bearing gas; a heating device for occasional heating of the laughing-gas-bearing gas and a fixed-bed reactor in which a catalyst is included in order to decompose the laughing gas. The device also includes a gas outlet, through which exhaust leaving the fixed-bed reactor can be taken away through the heat exchanger. The device may be used to implement a method where the catalyst for decomposition of laughing gas is maintained at temperatures below 800° C. and in which the fixed-bed reactor is arranged as an adiabatic reactor.Type: GrantFiled: January 5, 2010Date of Patent: June 11, 2013Assignee: Linde AktiengesellschaftInventors: Franz Beran, Karl-Heinz Hofmann, Nicole Schödel, Wolfgang Schmehl, Ulrike Wenning, Hans-Jörg Zander
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Publication number: 20120237422Abstract: The invention relates to a method for depleting nitrogen oxides from an oxygen-containing gas stream. The gas stream is brought into contact with a scrubbing solution containing ammonia and ammonium sulphite in a NO2 reduction, whereby NO2 is reduced to N2. NO is reacted with ammonia and oxygen to form ammonium nitrite in an NO elimination step which proceeds at elevated pressure. Likewise, the invention also relates a plant for operating the method according to the invention.Type: ApplicationFiled: March 14, 2012Publication date: September 20, 2012Applicant: LINDE AKTIENGESELLSCHAFTInventors: Florian WINKLER, Nicole Schodel