Patents by Inventor Georg Seeber
Georg Seeber 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: 11884611Abstract: A reactor for performing a gas/liquid biphasic high-pressure reaction with a foaming medium, comprising an interior formed by a cylindrical, vertically oriented elongate shell, a bottom and a cap, wherein the interior is divided by internals into a backmixed zone and a zone of limited backmixing, wherein the backmixed zone and the zone of limited backmixing are consecutively traversable by the reaction mixture, wherein the backmixed zone comprises means for introducing gas and liquid and a gas outlet and also comprises at least one mixing apparatus selected from a stirrer, a jet nozzle and means for injecting the gas, and the zone of limited backmixing comprises a reaction product outlet, a first cylindrical internal element which in the interior extends in the longitudinal direction of the reactor and which delimits the zone of limited backmixing from the backmixed zone, backmixing-preventing second internal elements in the form of random packings, structured packings or liquid-permeable trays arranged in thType: GrantFiled: September 3, 2019Date of Patent: January 30, 2024Assignee: BASF SEInventors: Oliver Bey, Peter Zehner, Michael Acker, Rocco Paciello, Mathias Schelwies, Martin Haubner, Guenter Wegner, Gerd Tebben, Gunnar Heydrich, Georg Seeber
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Patent number: 11766653Abstract: A process for performing a continuous gas/liquid biphasic high-pressure reaction, wherein a gas and a liquid are introduced into a backmixed zone of a reactor and in the backmixed zone the gas is dispersed in the liquid by stirring, injection of gas and/or a liquid jet, a reaction mixture consecutively traverses the backmixed zone and a zone of limited backmixing, and a liquid reaction product is withdrawn at a reaction product outlet of the zone of limited backmixing, wherein the reactor comprises: an interior formed by a cylindrical vertically oriented elongate shell, a bottom and a cap, wherein the interior is divided by means of internals into the backmixed zone, the zone of limited backmixing and a cavity, a first cylindrical internal element which in the interior extends in the longitudinal direction of the reactor and which delimits the zone of limited backmixing from the backmixed zone, backmixing-preventing second internal elements in the form of random packings, structured packings or liquid-permeabType: GrantFiled: September 3, 2019Date of Patent: September 26, 2023Assignee: BASF SEInventors: Oliver Bey, Peter Zehner, Andreas Keller, Stephanie Renz, Mathias Schelwies, Rocco Paciello, Martin Haubner, Guenter Wegner, Gerd Tebben, Gunnar Heydrich, Georg Seeber
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Patent number: 11529607Abstract: A reactor for performing a reaction between two immiscible fluids of different density, comprising an interior formed by a cylindrical, vertically oriented elongate shell, a bottom and a cap, wherein the interior is divided by internals into a backmixed zone, a zone of limited backmixing preferably arranged below the backmixed zone and a plug-flow zone which are at least consecutively traversable by one of the fluids, wherein the backmixed zone comprises at least one inlet and the plug-flow zone comprises an outlet and the backmixed zone comprises at least one mixing apparatus selected from a stirrer, a jet nozzle and means for injecting the fluid of lower density, a first cylindrical internal element which in the interior extends in the longitudinal direction of the reactor, which delimits the zone of limited backmixing from the plug-flow zone and which comprises a first passage to the backmixed zone and a second passage to the plug-flow zone, a second internal element which delimits the backmixed zone fromType: GrantFiled: September 3, 2019Date of Patent: December 20, 2022Assignee: BASF SEInventors: Oliver Bey, Peter Zehner, Mathias Schelwies, Rocco Paciello, Martin Haubner, Guenter Wegner, Gerd Tebben, Gunnar Heydrich, Georg Seeber, Michael Acker
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Publication number: 20210371361Abstract: A reactor for performing a gas/liquid biphasic high-pressure reaction with a foaming medium, comprising an interior formed by a cylindrical, vertically oriented elongate shell, a bottom and a cap, wherein the interior is divided by internals into a backmixed zone and a zone of limited backmixing, wherein the backmixed zone and the zone of limited backmixing are consecutively traversable by the reaction mixture, wherein the backmixed zone comprises means for introducing gas and liquid and a gas outlet and also comprises at least one mixing apparatus selected from a stirrer, a jet nozzle and means for injecting the gas, and the zone of limited backmixing comprises a reaction product outlet, a first cylindrical internal element which in the interior extends in the longitudinal direction of the reactor and which delimits the zone of limited backmixing from the backmixed zone, backmixing-preventing second internal elements in the form of random packings, structured packings or liquid-permeable trays arranged in thType: ApplicationFiled: September 3, 2019Publication date: December 2, 2021Inventors: Oliver BEY, Peter ZEHNER, Michael ACKER, Rocco PACIELLO, Mathias SCHELWIES, Martin HAUBNER, Guenter WEGNER, Gerd TEBBEN, Gunnar HEYDRICH, Georg SEEBER
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Publication number: 20210354101Abstract: A process for performing a continuous gas/liquid biphasic high-pressure reaction, wherein a gas and a liquid are introduced into a backmixed zone of a reactor and in the backmixed zone the gas is dispersed in the liquid by stirring, injection of gas and/or a liquid jet, a reaction mixture consecutively traverses the backmixed zone and a zone of limited backmixing, and a liquid reaction product is withdrawn at a reaction product outlet of the zone of limited backmixing, wherein the reactor comprises: an interior formed by a cylindrical vertically oriented elongate shell, a bottom and a cap, wherein the interior is divided by means of internals into the backmixed zone, the zone of limited backmixing and a cavity, a first cylindrical internal element which in the interior extends in the longitudinal direction of the reactor and which delimits the zone of limited backmixing from the backmixed zone, backmixing-preventing second internal elements in the form of random packings, structured packings or liquid-permeabType: ApplicationFiled: September 3, 2019Publication date: November 18, 2021Inventors: Oliver BEY, Peter ZEHNER, Andreas KELLER, Stephanie RENZ, Mathias SCHELWIES, Rocco PACIELLO, Martin HAUBNER, Guenter WEGNER, Gerd TEBBEN, Gunnar HEYDRICH, Georg SEEBER
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Publication number: 20210275987Abstract: A reactor for performing a reaction between two immiscible fluids of different density, comprising an interior formed by a cylindrical, vertically oriented elongate shell, a bottom and a cap, wherein the interior is divided by internals into a backmixed zone, a zone of limited backmixing preferably arranged below the backmixed zone and a plug-flow zone which are at least consecutively traversable by one of the fluids, wherein the backmixed zone comprises at least one inlet and the plug-flow zone comprises an outlet and the backmixed zone comprises at least one mixing apparatus selected from a stirrer, a jet nozzle and means for injecting the fluid of lower density, a first cylindrical internal element which in the interior extends in the longitudinal direction of the reactor, which delimits the zone of limited backmixing from the plug-flow zone and which comprises a first passage to the backmixed zone and a second passage to the plug-flow zone, a second internal element which delimits the backmixed zone fromType: ApplicationFiled: September 3, 2019Publication date: September 9, 2021Inventors: Oliver BEY, Peter ZEHNER, Mathias SCHELWIES, Rocco PACIELLO, Martin HAUBNER, Guenter WEGNER, Gerd TEBBEN, Gunnar HEYDRICH, Georg SEEBER, Michael ACKER
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Patent number: 10301244Abstract: The present invention relates to a process for the preparation of an optically active carbonyl compound by asymmetric hydrogenation of a prochiral ?,?-unsaturated carbonyl compound with hydrogen in the presence of at least one optically active transition metal catalyst that is soluble in the reaction mixture and which has rhodium as catalytically active transition metal and a chiral, bidentate bisphosphine ligand, wherein the reaction mixture during the hydrogenation of the prochiral ?,?-unsaturated carbonyl compound additionally comprises at least one compound of the general formula (I): in which R1, R2: are identical or different and are C6- to C10-aryl which is unsubstituted or carries one or more, e.g. 1, 2, 3, 4 or 5, substituents which are selected from C1- to C6-alkyl, C3- to C6-cycloalkyl, C6- to C10-aryl, C1- to C6-alkoxy and amino; Z is a group CHR3R4 or aryl which is unsubstituted or carries one or more, e.g.Type: GrantFiled: April 27, 2018Date of Patent: May 28, 2019Assignee: BASF SEInventors: Mathias Schelwies, Rocco Paciello, Gunnar Heydrich, Günter Wegner, Gerd-Dieter Tebben, Martin Haubner, Andreas Keller, Oliver Bey, Stephanie Renz, Georg Seeber
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Publication number: 20180244598Abstract: The present invention relates to a process for the preparation of an optically active carbonyl compound by asymmetric hydrogenation of a prochiral ?,?-unsaturated carbonyl compound with hydrogen in the presence of at least one optically active transition metal catalyst that is soluble in the reaction mixture and which has rhodium as catalytically active transition metal and a chiral, bidentate bisphosphine ligand, wherein the reaction mixture during the hydrogenation of the prochiral ?,?-unsaturated carbonyl compound additionally comprises at least one compound of the general formula (I): in which R1, R2: are identical or different and are C6- to C10-aryl which is unsubstituted or carries one or more, e.g. 1, 2, 3, 4 or 5, substituents which are selected from C1- to C6-alkyl, C3- to C6-cycloalkyl, C6- to C10-aryl, C1- to C6-alkoxy and amino; Z is a group CHR3R4 or aryl which is unsubstituted or carries one or more, e.g.Type: ApplicationFiled: April 27, 2018Publication date: August 30, 2018Inventors: Mathias SCHELWIES, Rocco PACIELLO, Gunnar HEYDRICH, Günter WEGNER, Gerd-Dieter TEBBEN, Martin HAUBNER, Andreas KELLER, Oliver BEY, Stephanie RENZ, Georg SEEBER
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Patent number: 9975837Abstract: The present invention relates to a process for the preparation of an optically active carbonyl compound by asymmetric hydrogenation of a prochiral ?,?-unsaturated carbonyl compound with hydrogen in the presence of at least one optically active transition metal catalyst that is soluble in the reaction mixture and which has rhodium as catalytically active transition metal and a chiral, bidentate bisphosphine ligand, wherein the reaction mixture during the hydrogenation of the prochiral ?,?-unsaturated carbonyl compound additionally comprises at least one compound of the general formula (I): in which R1, R2: are identical or different and are C6- to C10-aryl which is unsubstituted or carries one or more, e.g. 1, 2, 3, 4 or 5, substituents which are selected from C1- to C6-alkyl, C3- to C6-cycloalkyl, C6- to C10-aryl, C1- to C6-alkoxy and amino; Z is a group CHR3R4 or aryl which is unsubstituted or carries one or more, e.g.Type: GrantFiled: December 18, 2015Date of Patent: May 22, 2018Assignee: BASF SEInventors: Mathias Schelwies, Rocco Paciello, Gunnar Heydrich, Günter Wegner, Gerd-Dieter Tebben, Martin Haubner, Andreas Keller, Oliver Bey, Stephanie Renz, Georg Seeber
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Publication number: 20180057437Abstract: The present invention relates to a process for the preparation of an optically active carbonyl compound by asymmetric hydrogenation of a prochiral ?,?-unsaturated carbonyl compound with hydrogen in the presence of at least one optically active transition metal catalyst that is soluble in the reaction mixture and which has rhodium as catalytically active transition metal and a chiral, bidentate bisphosphine ligand, wherein the reaction mixture during the hydrogenation of the prochiral ?,?-unsaturated carbonyl compound additionally comprises at least one compound of the general formula (I): in which R1, R2: are identical or different and are C6- to C10-aryl which is unsubstituted or carries one or more, e.g. 1, 2, 3, 4 or 5, substituents which are selected from C1- to C6-alkyl, C3- to C6-cycloalkyl, C6- to C10-aryl, C1- to C6-alkoxy and amino; Z is a group CHR3R4 or aryl which is unsubstituted or carries one or more, e.g.Type: ApplicationFiled: December 18, 2015Publication date: March 1, 2018Inventors: Mathias SCHELWIES, Rocco PACIELLO, Gunnar HEYDRICH, Günter WEGNER, Gerd TEBBEN, Martin HAUBNER, Andreas KELLER, Oliver BEY, Stephanie RENZ, Georg SEEBER
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Patent number: 9346035Abstract: Supported noble metal-comprising catalysts which can be obtained by a1) application of a noble metal compound, optionally in admixture with additives acting as promoters, to a support material, then drying, and a2) application of a reducing agent to a support material, then drying, wherein steps a1) and a2) are repeated simultaneously or in alternating turns, or wherein either of the compounds is applied entirely and then the other one is applied entirely, b) optionally afterwards drying of the resulting product, and c) subsequent calcination, its use, especially for oxidative dehydrogenation and a process for producing it.Type: GrantFiled: July 31, 2013Date of Patent: May 24, 2016Assignee: BASF SEInventors: Sabine Huber, Tobias Rosendahl, Georg Seeber, Christian Baltes
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Publication number: 20150151278Abstract: Supported noble metal-comprising catalysts which can be obtained by a1) application of a noble metal compound, optionally in admixture with additives acting as promoters, to a support material, then drying, and a2) application of a reducing agent to a support material, then drying, wherein steps a1) and a2) are repeated simultaneously or in alternating turns, or wherein either of the compounds is applied entirely and then the other one is applied entirely, b) optionally afterwards drying of the resulting product, and c) subsequent calcination, its use, especially for oxidative dehydrogenation and a process for producing it.Type: ApplicationFiled: July 31, 2013Publication date: June 4, 2015Applicant: BASF SEInventors: Sabine Huber, Tobias Rosendahl, Georg Seeber, Christian Baltes
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Patent number: 8779212Abstract: The use of a supported noble metal catalyst obtainable by applying a sparingly soluble noble metal compound to a support from solution or suspension, and subsequently treating thermally, for preparing olefinically unsaturated carbonyl compounds.Type: GrantFiled: March 16, 2009Date of Patent: July 15, 2014Assignee: BASF SEInventors: Torsten Mäurer, Georg Seeber, Radwan Abdallah, Thorsten Johann, Günter Wegner
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Patent number: 8680340Abstract: A method of production of a catalyst that has 0.05-0.25 wt. % of precious metal, preferably for the oxidative dehydrogenation of olefinically unsaturated alcohols, comprising the following steps a) producing a D.C. plasma, b) introducing the metal and support material into the plasma, c) evaporating the metal and support material or “shattering” the solid bodies of metal and support material in the plasma, and reaction of the particles, d) cooling, so that very small particles of composite material are obtained, e) applying the composite material on the catalyst support proper, the correspondingly produced catalyst and use thereof.Type: GrantFiled: April 27, 2012Date of Patent: March 25, 2014Assignee: BASF SEInventors: Georg Seeber, Dirk Grossschmidt, Torsten Mäurer, Christian Baltes
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Patent number: 8604252Abstract: Supported noble metal-comprising catalysts which can be obtained by a) application of colloidal noble metal in the form of a colloidal solution, optionally in admixture with additives acting as promoters, to a support material, b1) drying of the resulting product at from 150 to 350° C., or b2) drying of the resulting product at from 150 to 350° C. and subsequent calcination at from 350 to 550° C. for epoxidation or oxidative dehydrogenation, a process for producing it, its use and also the use of colloidal noble metal for producing supported catalysts.Type: GrantFiled: June 7, 2010Date of Patent: December 10, 2013Assignee: BASF SEInventors: Georg Seeber, Peter Löchner, Stefan Bauer, Tobias Rosendahl, Torsten Mäurer, Günter Wegner, Martin Kamasz
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Patent number: 8580982Abstract: The present invention relates to a process for preparing ethylene oxide by reaction of ethylene with oxygen in the presence of at least one silver-comprising catalyst, wherein the reaction takes place in a reactor which has a catalyst packed bed having at least two zones (i) and (ii) and the silver content of the catalyst in zone (i) is lower than the silver content of the catalyst in zone (ii). The catalyst packed bed preferably has a further zone (a) with which the reaction mixture comes into contact before the zones (i) and (ii). According to the invention, the silver content of the catalyst in the zone (a) is higher than the silver content of the catalyst in zone (i).Type: GrantFiled: June 9, 2010Date of Patent: November 12, 2013Inventors: Georg Seeber, Torsten Mäurer, Gerhard Theis, Dieter Köffer, Frank Rosowski
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Publication number: 20120277476Abstract: A method of production of a catalyst that has 0.05-0.25 wt. % of precious metal, preferably for the oxidative dehydrogenation of olefinically unsaturated alcohols, comprising the following steps a) producing a D.C. plasma, b) introducing the metal and support material into the plasma, c) evaporating the metal and support material or “shattering” the solid bodies of metal and support material in the plasma, and reaction of the particles, d) cooling, so that very small particles of composite material are obtained, e) applying the composite material on the catalyst support proper, the correspondingly produced catalyst and use thereof.Type: ApplicationFiled: April 27, 2012Publication date: November 1, 2012Applicant: BASF SEInventors: Georg Seeber, Dirk Grossschmidt, Torsten Mäurer, Christian Baltes
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Publication number: 20120108831Abstract: Supported noble metal-comprising catalysts which can be obtained by a) application of colloidal noble metal in the form of a colloidal solution, optionally in admixture with additives acting as promoters, to a support material, b1) drying of the resulting product at from 150 to 350° C., or b2) drying of the resulting product at from 150 to 350° C. and subsequent calcination at from 350 to 550° C. for epoxidation or oxidative dehydrogenation, a process for producing it, its use and also the use of colloidal noble metal for producing supported catalysts.Type: ApplicationFiled: June 7, 2010Publication date: May 3, 2012Applicant: BASF SEInventors: Georg Seeber, Peter Löchner, Stefan Bauer, Tobias Rosendahl, Torsten Mäurer, Günter Wegner, Martin Kamasz
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Publication number: 20120077998Abstract: The present invention relates to a process for preparing ethylene oxide by reaction of ethylene with oxygen in the presence of at least one silver-comprising catalyst, wherein the reaction takes place in a reactor which has a catalyst packed bed having at least two zones (i) and (ii) and the silver content of the catalyst in zone (i) is lower than the silver content of the catalyst in zone (ii). The catalyst packed bed preferably has a further zone (a) with which the reaction mixture comes into contact before the zones (i) and (ii). According to the invention, the silver content of the catalyst in the zone (a) is higher than the silver content of the catalyst in zone (i).Type: ApplicationFiled: June 9, 2010Publication date: March 29, 2012Applicant: BASF SEInventors: Georg Seeber, Torsten Mäurer, Gerhard Theis, Dieter Köffer, Frank Rosowski
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Patent number: RE49036Abstract: The present invention relates to a process for the preparation of an optically active carbonyl compound by asymmetric hydrogenation of a prochiral ?,?-unsaturated carbonyl compound with hydrogen in the presence of at least one optically active transition metal catalyst that is soluble in the reaction mixture and which has rhodium as catalytically active transition metal and a chiral, bidentate bisphosphine ligand, wherein the reaction mixture during the hydrogenation of the prochiral ?,?-unsaturated carbonyl compound additionally comprises at least one compound of the general formula (I): in which R1, R2: are identical or different and are C6- to C10-aryl which is unsubstituted or carries one or more, e.g. 1, 2, 3, 4 or 5, substituents which are selected from C1- to C6-alkyl, C3- to C6-cycloalkyl, C6- to C10-aryl, C1- to C6-alkoxy and amino; Z is a group CHR3R4 or aryl which is unsubstituted or carries one or more, e.g.Type: GrantFiled: July 25, 2019Date of Patent: April 19, 2022Assignee: BASF SEInventors: Mathias Schelwies, Rocco Paciello, Gunnar Heydrich, Günter Wegner, Gerd-Dieter Tebben, Martin Haubner, Andreas Keller, Oliver Bey, Stephanie Renz, Georg Seeber