Patents by Inventor Soren Linderoth
Soren Linderoth 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: 20160273811Abstract: The present disclosure relates to a cooling system comprising an active magnetic regenerator having a cold side and a hot side, a hot side heat exchanger connected to the hot side of the magnetic regenerator, one or more cold side heat exchangers, and a cold store reservoir comprising a volume of heat transfer fluid and connected between said one or more cold side heat exchangers and the cold side of the magnetic regenerator, wherein the cooling system is configured to provide a first flow cycle of said heat transfer fluid between the cold store reservoir, the magnetic regenerator and the hot side heat exchanger adapted to transfer thermal energy from the cold store reservoir to the hot side heat exchanger, and at least a second flow cycle of said heat transfer fluid between the cold store reservoir and said one or more cold side heat exchangers adapted to transfer thermal energy from said one or more cold side heat exchangers to the cold store reservoir.Type: ApplicationFiled: November 17, 2014Publication date: September 22, 2016Inventors: Anders Smith, Christian Bahl, Søren Linderoth
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Patent number: 9156190Abstract: The present invention provides a method for sintering, comprising in the following order the steps of: providing a body in the green state or in the pre-sintered state on a support; providing a load on at least one spacer on the support such that the load is located above said body in the green state or in the pre-sintered state without contacting the body; heat treating the body in the green state or in the pre-sintered state at a temperature above the decomposition temperature of organic components contained in the green body and below the softening temperature or decomposition temperature of the spacer; heat treating the body in the green state or in the pre-sintered state at a temperature above the softening point or decomposition temperature of the spacer and below a sintering temperature such that the load contacts the body, and—sintering the body in the green state or pre-sintered state.Type: GrantFiled: June 30, 2011Date of Patent: October 13, 2015Assignee: Technical University of DenmarkInventor: Søren Linderoth
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Patent number: 9095508Abstract: Example embodiments relate to a composite material exhibiting a low or even negligible volumetric shrinkage upon curing, or even a small expansion (e.g. up to 0.5%), in particular composite materials in the form of dental filling materials. Example embodiments also relate to a method of controlling volumetric shrinkage of a composite material upon curing, and to a method of reconstructing a tooth. Example embodiments also relate to ultrasonic curing of dental filling materials. Example embodiments further relate to a population of zirconia particles and methods for preparing such zirconia particles (e.g. zirconia in the tetragonal phase or zirconia in the cubic phase). The martensitic transformation of the filler ingredients is, e.g., triggered by application of ultrasound or by a chemical trigger.Type: GrantFiled: February 28, 2011Date of Patent: August 4, 2015Assignee: APROXI APSInventors: Alexander Van Lelieveld, Kristoffer Almdal, Søren Linderoth, Bent Sørensen
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Patent number: 9077021Abstract: The present invention provides a solid oxide cell comprising a support layer, a first electrode layer, an electrolyte layer, and a second cathode layer, wherein at least one of the electrode layers comprises electrolyte material, a catalyst and agglomerated particles selected from the group consisting of alkali oxides, earth alkali oxides and transition metal oxides.Type: GrantFiled: August 29, 2008Date of Patent: July 7, 2015Assignee: Technical University of DenmarkInventors: Peter Halvor Larsen, Mogens Mogensen, Peter Vang Hendriksen, Søren Linderoth, Ming Chen
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Patent number: 8945782Abstract: The present invention provides a method of producing a multilayer barrier structure in a solid oxide cell stack, comprising the steps of: —providing a metal interconnect; —applying a first metal oxide layer on said metal interconnect; —applying a second metal oxide layer on top of said first metal oxide layer; —applying a third metal oxide layer on top of said second metal oxide layer; —forming a solid oxide cell stack comprising said metal interconnect having said metal oxide layers thereon; and —reacting the metal oxide in said first metal oxide layer with the metal of said metal interconnect during the SOC-stack initialization, and a solid oxide stack comprising an anode contact layer and support structure, an anode layer, an electrolyte layer, a cathode layer, a cathode contact layer, a metallic interconnect, and a multilayer barrier structure which is obtainable by the above method and through an initialization step, which is carried out under controlled conditions for atmosphere composition and currentType: GrantFiled: November 13, 2007Date of Patent: February 3, 2015Assignees: Technical University of Denmark, Topsoe Fuel Cell A/SInventors: Karsten Agersted Nielsen, Søren Linderoth, Peter Vang Hendriksen, Åsa Persson, Lars Mikkelsen, Niels Christiansen, Jørgen Gutzon Larsen
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Patent number: 8894944Abstract: The present invention provides a membrane, comprising in this order a first catalyst layer, an electronically and ionically conducting layer having a nanosized microstructure, and a second catalyst layer, characterized in that the electronically and ionically conducting layer is formed from an electrolyte material, a grain growth inhibitor and/or grain boundary modifier, and a method for producing same.Type: GrantFiled: August 29, 2008Date of Patent: November 25, 2014Assignee: Technical University of DenmarkInventors: Peter Halvor Larsen, Søren Linderoth
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Patent number: 8802321Abstract: The present invention provides a graded multilayer structure, comprising a support layer (1) and at least 10 layers (2, 3) forming a graded layer, wherein each of the at least 10 layers (2, 3) is at least partially in contact with the support layer (1), wherein the at least 10 layers (2, 3) differ from each other in at least one property selected from layer composition, porosity and conductivity, and wherein the at least 10 layers (2, 3) are arranged such that the layer composition, porosity and/or conductivity horizontally to the support layer (1) forms a gradient over the total layer area.Type: GrantFiled: August 14, 2008Date of Patent: August 12, 2014Assignee: Technical University of DenmarkInventors: Peter Halvor Larsen, Peter Vang Hendriksen, Soren Linderoth, Mogens Mogensen
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Publication number: 20140130839Abstract: The present invention concerns a structure useful for producing a thermoelectric generator, a thermoelectric generator comprising same and a method for producing same. A method for producing a structure useful for producing a thermoelectric generator, wherein the structure comprises at least one stripe of a n-type and at least one stripe of a p-type material, either separated by a stripe of an insulating material, or provided spatially separated on an insulating material, and comprising stripes of conductive material each connecting one n-type stripe with one p-type stripe, and not in electrical contact with each other, wherein the structure is free from polymeric substrates, wherein the method comprises the steps of co-forming the at least one stripe of a n-type and at least one stripe of a p-type material in a single manufacturing step; and forming connections between the at least one stripe of a n-type and at least one stripe of a p-type material by means of stripes of conductive material.Type: ApplicationFiled: March 22, 2012Publication date: May 15, 2014Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Ngo Van Nong, Nini Pryds, Christian Robert Haffenden Bahl, Anders Smith, Soren Linderoth
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Patent number: 8616009Abstract: The invention provides a method of making a magnetic regenerator for an active magnetic refrigerator, the method comprising: forming a magnetic regenerator from a slurry or a paste containing a magnetocaloric material the magnetic regenerator being formed to have plural paths therethrough for the flow of a heat transfer fluid; and varying the composition of the magnetocaloric material so that the magnetic transition temperature of the magnetic regenerator varies along the paths.Type: GrantFiled: October 10, 2011Date of Patent: December 31, 2013Assignee: The Technical University of DenmarkInventors: Anders Reves Dinesen, Soren Linderoth, Nini Pryds, Anders Smith
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Patent number: 8448453Abstract: The invention provides a refrigeration device, comprising: a magnetic field source; a magnetocaloric bed, one of the magnetocaloric bed and the magnetic field source being arranged to substantially surround the other, the magnetocaloric bed being arranged for relative rotation with respect to the magnetic field source such that during said relative rotation, the magnetic field experienced by parts of the magnetocaloric bed varies; plural pathways formed within the magnetocaloric bed for the flow of a working fluid during the relative rotation between the magnetocaloric bed and the permanent magnet; and a flow distributor placed at each end of the magnetocaloric bed, for controlling the part of the magnetocaloric bed able to receive working fluid during a cycle of operation.Type: GrantFiled: July 15, 2008Date of Patent: May 28, 2013Assignee: The Technical University of DenmarkInventors: Christian R. H. Bahl, Anders Smith, Nini Pryds, Luise T. Kuhn, Soren Linderoth
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Publication number: 20130106032Abstract: The present invention provides a method for sintering, comprising in the following order the steps of: providing a body in the green state or in the pre-sintered state on a support; providing a load on at least one spacer on the support such that the load is located above said body in the green state or in the pre-sintered state without contacting the body; heat treating the body in the green state or in the pre-sintered state at a temperature above the decomposition temperature of organic components contained in the green body and below the softening temperature or decomposition temperature of the spacer; heat treating the body in the green state or in the pre-sintered state at a temperature above the softening point or decomposition temperature of the spacer and below a sintering temperature such that the load contacts the body, and—sintering the body in the green state or pre-sintered state.Type: ApplicationFiled: June 30, 2011Publication date: May 2, 2013Applicant: Technical University of DenmarkInventor: Søren Linderoth
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Publication number: 20120079834Abstract: The invention provides a method of making a magnetic regenerator for an active magnetic refrigerator, the method comprising: forming a magnetic regenerator from a slurry or a paste containing a magnetocaloric material the magnetic regenerator being formed to have plural paths therethrough for the flow of a heat transfer fluid; and varying the composition of the magnetocaloric material so that the magnetic transition temperature of the magnetic regenerator varies along the paths.Type: ApplicationFiled: October 10, 2011Publication date: April 5, 2012Applicant: The Technical University of DenmarkInventors: Anders Reves DINESEN, Soren LINDEROTH, Nini PRYDS, Anders SMITH
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Patent number: 8061147Abstract: The invention provides a method of making a magnetic regenerator for an active magnetic refrigerator, the method comprising: forming a magnetic regenerator from a slurry or a paste containing a magnetocaloric material the magnetic regenerator being formed to have plural paths therethrough for the flow of a heat transfer fluid; and varying the composition of the magnetocaloric material so that the magnetic transition temperature of the magnetic regenerator varies along the paths.Type: GrantFiled: December 19, 2005Date of Patent: November 22, 2011Assignee: The Technical University of DenmarkInventors: Anders Reves Dinesen, Soren Linderoth, Nini Pryds, Anders Smith
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Patent number: 8039175Abstract: The present invention provides a method for producing a multilayer structure, comprising the steps of: providing a composition comprising a Fe—Cr alloy powder and at least one of the oxides of Fe, Cr, Ni, Co, Zn, Cu; forming a first layer of said composition; forming at least one additional layer on one side of said first layer; heat treating said layers in an oxygen-containing atmosphere; and sintering in a reducing atmosphere so as to provide a final alloy, wherein the amount of Fe in the final alloy of the first layer after the sintering step is in the range of from about 50-90% by weight, based on the total weight of the final alloy.Type: GrantFiled: January 12, 2006Date of Patent: October 18, 2011Assignee: Technical University of DenmarkInventors: Søren Linderoth, Peter Halvor Larsen
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Publication number: 20110239662Abstract: The invention provides a refrigeration device, comprising: a magnetic field source; a magnetocaloric bed, one of the magnetocaloric bed and the magnetic field source being arranged to substantially surround the other, the magnetocaloric bed being arranged for relative rotation with respect to the magnetic field source such that during said relative rotation, the magnetic field experienced by parts of the magnetocaloric bed varies; plural pathways formed within the magnetocaloric bed for the flow of a working fluid during the relative rotation between the magnetocaloric bed and the permanent magnet; and a flow distributor placed at each end of the magnetocaloric bed, for controlling the part of the magnetocaloric bed able to receive working fluid during a cycle of operation.Type: ApplicationFiled: July 15, 2008Publication date: October 6, 2011Applicant: THE TECHNICAL UNIVERSITY OF DENMARKInventors: Christian R.H. Bahl, Anders Smith, Nini Pryds, Luise T. Kuhn, Soren Linderoth
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Publication number: 20110198216Abstract: The present invention provides a solid oxide cell comprising a support layer, a first electrode layer, an electrolyte layer, and a second cathode layer, wherein at least one of the electrode layers comprises electrolyte material, a catalyst and agglomerated particles selected from the group consisting of alkali oxides, earth alkali oxides and transition metal oxides.Type: ApplicationFiled: August 29, 2008Publication date: August 18, 2011Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Peter Halvor Larsen, Mogens Mogensen, Peter Vang Hendriksen, Søren Linderoth, Ming Chen
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Publication number: 20110189066Abstract: The present invention provides a membrane, comprising in said order a first electronically conducting layer, an ionically conducting layer, and a second electronically conducting layer, characterized in that the first and second electronically conducting layers are internally short circuited. The present invention further provides a method of producing the above membrane, comprising the steps of: providing a ionically conducting layer; applying at least one layer of electronically conducting material on each side of said ionically conducting layer; sintering the multilayer structure; and impregnating the electronically conducting layers with a catalyst material or catalyst precursor material.Type: ApplicationFiled: August 29, 2008Publication date: August 4, 2011Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Soren Linderoth, Peter Halvor Larsen
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Publication number: 20110176980Abstract: The present invention provides a membrane, comprising in this order a first catalyst layer, an electronically and ionically conducting layer having a nanosized microstructure, and a second catalyst layer, characterized in that the electronically and ionically conducting layer is formed from an electrolyte material, a grain growth inhibitor and/or grain boundary modifier, and a method for producing same.Type: ApplicationFiled: August 29, 2008Publication date: July 21, 2011Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Peter Halvor Larsen, Søren Linderoth
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Publication number: 20110152400Abstract: Example embodiments relate to a composite material exhibiting a low or even negligible volumetric shrinkage upon curing, or even a small expansion (e.g. up to 0.5%), in particular composite materials in the form of dental filling materials. Example embodiments also relate to a method of controlling volumetric shrinkage of a composite material upon curing, and to a method of reconstructing a tooth. Example embodiments also relate to ultrasonic curing of dental filling materials. Example embodiments further relate to a population of zirconia particles and methods for preparing such zirconia particles (e.g. zirconia in the tetragonal phase or zirconia in the cubic phase). The martensitic transformation of the filler ingredients is, e.g., triggered by application of ultrasound or by a chemical trigger.Type: ApplicationFiled: February 28, 2011Publication date: June 23, 2011Inventors: Alexander Van Lelieveld, Kristoffer Almdal, Søren Linderoth, Bent Sørensen
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Publication number: 20110126550Abstract: A magnetocaloric refrigerator uses as a refrigerant a magnetocaloric refrigerant material of the perovskite structure containing lanthanum and also containing Ce, Pr and Nd which may be of the general formula: LalCecPrpNdnRErAaMnXxO3?? wherein: A is at least one of the alkaline earth metals X if present is at least one metal selected from the group consisting of Co, Mn, Fe, Ni, Zn, Cu, Al, V, Ir, Mo, W, Pd, Pt, Mg, Ru, Rh, Cr and Zr, RE if present is at least one lanthanide other than La, Ce, Pr and Nd, the ratio of (l+c+p+n+r+a):(l+x) is from about 1:0.95 to about 1:1.15, the ratio of (l+c+p+n+r):(a) is from about 5:4 to about 7:2, x is from 0 to about 1:0.15, and ?1<?<1.Type: ApplicationFiled: July 6, 2009Publication date: June 2, 2011Applicant: TECHNICAL UNIVERSITY OF DENMARKInventors: Søren Linderoth, Peter Vang Henriksen, Stinus Jeppesen