Patents by Inventor Geoffrey Frederick
Geoffrey Frederick 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: 11833469Abstract: The present invention provides an integrated process for carbon dioxide capture, sequestration and utilisation, which comprises: a) providing an aqueous slurry comprising an aqueous liquid and a particulate solid comprising an activated magnesium silicate mineral; b) in a dissolution stage, contacting a CO2-containing gas stream with the aqueous slurry at a first pressure to dissolve magnesium from the mineral to provide a slurry comprising a magnesium ion enriched carbonated aqueous liquid and a magnesium depleted solid residue; and c) in a precipitation stage, precipitating magnesium carbonate from magnesium ions dissolved in step b) by multiple successive stage-wise reductions in pressure, with each stage being at a lower pressure than the preceding stage; wherein each successive stage-wise reduction in pressure releases CO2 which is correspondingly stage-wise compressed and recycled back into the dissolution stage.Type: GrantFiled: May 8, 2019Date of Patent: December 5, 2023Assignee: Mineral Carbonation International Pty LtdInventors: Emad Benhelal, Geoffrey Frederick Brent, Eric Miles Kennedy, Timothy Kenilworth Oliver, Mark Stuart Rayson, Michael Stockenhuber
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Publication number: 20230332833Abstract: A process for liquefying hydrogen gas including the following is disclosed: cooling the hydrogen gas to an intermediate temperature by heat exchange with a refrigerant circulating in a refrigeration loop provided with a higher temperature expander and a lower temperature expander, wherein the outlet stream from the lower temperature expander contains some condensed refrigerant; a means is provided of separating the condensate from the circulating refrigerant; and further cooling of the hydrogen gas by heat exchange with evaporation and reheating of the said condensate. The fluid in the refrigeration loop is typically methane (such as natural gas after removal of carbon dioxide, water vapor and other impurities), or nitrogen, or a mixture thereof.Type: ApplicationFiled: October 13, 2021Publication date: October 19, 2023Inventor: Geoffrey Frederick Skinner
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Patent number: 11697597Abstract: The present invention describes an integrated process for carbon dioxide capture, sequestration and utilisation, which comprises: a) providing an aqueous slurry comprising an aqueous solution and a particulate solid comprising an activated magnesium silicate mineral; b) in a dissolution stage, contacting a CO2-containing gas stream with the aqueous slurry to dissolve magnesium from the mineral to provide a magnesium ion enriched aqueous solution and a magnesium depleted solid residue; c) recovering at least a portion of the magnesium depleted solid residue; d) in a separate acid treatment stage, reacting the recovered portion of the magnesium depleted solid residue with a solution comprising a mineral acid or acid salt to further dissolve magnesium and other metals and to provide an acid-treated solid residue; e) recovering the acid-treated solid residue; and f) in a separate precipitation stage, precipitating magnesium carbonate from the magnesium ion enriched aqueous solution.Type: GrantFiled: February 8, 2019Date of Patent: July 11, 2023Assignee: Mineral Carbonation International Pty LtdInventors: Emad Benhelal, Geoffrey Frederick Brent, Eric Miles Kennedy, Mark Stuart Rayson, Michael Stockenhuber
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Patent number: 11278961Abstract: A containment for use in hot Isostatic pressing, the containment comprising a body formed from sheet material and fused together along its longitudinal length using a backing strip on the outside of body. Also a containment with a body and top and bottom caps diffusion bonded upon hot isostatic pressing, a containment with a gas purge inlet and outlet and an apparatus for vacuum degassing are disclosed.Type: GrantFiled: May 8, 2020Date of Patent: March 22, 2022Assignee: SAGITTITE LIMITEDInventor: Geoffrey Frederick Archer
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Patent number: 11273408Abstract: An integrated process for carbon dioxide capture, sequestration and utilization, includes a) providing an aqueous slurry with a particulate solid including an activated magnesium silicate mineral; b) contacting a CO2-containing gas stream with the aqueous slurry to provide a slurry comprising a magnesium ion enriched carbonated aqueous liquid and a magnesium depleted solid residue; c) subjecting at least part of the magnesium depleted solid residue to a particle size classification process that separates the magnesium depleted solid residue into a fine particle size fraction and a coarse particle size fraction; d) subjecting the coarse particle size fraction to a particle size reduction process; e) providing an aqueous slurry comprising particle size reduced fraction from step d) and repeating step b), wherein this step e) does not include using fine particle size fraction from step c); and f) precipitating magnesium carbonate from magnesium ions dissolved in b) and e).Type: GrantFiled: May 8, 2019Date of Patent: March 15, 2022Assignee: Mineral Carbonation International Pty LtdInventors: Eric Miles Kennedy, Michael Stockenhuber, Timothy Kenilworth Oliver, Emad Benhelal, Mark Stuart Rayson, Geoffrey Frederick Brent
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Publication number: 20210399362Abstract: There is described a battery module comprising: a cell enclosure for housing a plurality of battery cells; and a cooling assembly. The cooling assembly comprises a cooling channel extending from an aperture in a first side of the battery module to an aperture in a second side of the battery module. The cooling channel is positioned such that heat generated within the cell enclosure may be transferred to a cooling 5 fluid flowing, via the cooling channel, from the first side of the battery module to the second side of the battery module. There is also described a battery module stack comprising multiple such battery modules. The battery modules are arranged in a stacked formation such that the cooling channel of at least one battery module is aligned with the cooling channel of at least one adjacent battery module.Type: ApplicationFiled: November 21, 2019Publication date: December 23, 2021Inventors: Siu Lun Isaac TANG, Jeremy LINDSTROM, Geoffrey Frederick CROCKER
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Publication number: 20210370233Abstract: The present invention provides an integrated process for carbon dioxide capture, sequestration and utilisation, which comprises: a) providing an aqueous slurry comprising an aqueous liquid and a particulate solid comprising an activated magnesium silicate mineral; b) in a dissolution stage, contacting a CO2-containing gas stream with the aqueous slurry at a first pressure to dissolve magnesium from the mineral to provide a slurry comprising a magnesium ion enriched carbonated aqueous liquid and a magnesium depleted solid residue; and c) in a precipitation stage, precipitating magnesium carbonate from magnesium ions dissolved in step b) by multiple successive stage-wise reductions in pressure, with each stage being at a lower pressure than the preceding stage; wherein each successive stage-wise reduction in pressure releases CO2 which is correspondingly stage-wise compressed and recycled back into the dissolution stage.Type: ApplicationFiled: May 8, 2019Publication date: December 2, 2021Inventors: Emad BENHELAL, Geoffrey Frederick BRENT, Eric Miles KENNEDY, Timothy Kenilworth OLIVER, Mark Stuart RAYSON, Michael STOCKENHUBER
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Patent number: 11053119Abstract: Process for manufacturing a hydrogen-containing synthesis gas from a natural gas feedstock, comprising the conversion of said natural gas into a raw product gas and purification of said product gas, the process having a heat input provided by combustion of a fuel; said process comprises a step of conversion of a carbonaceous feedstock, and at least a portion of said fuel is a gaseous fuel obtained by said step of conversion of said carbonaceous feedstock.Type: GrantFiled: June 1, 2020Date of Patent: July 6, 2021Assignee: Casale SAInventors: Raffaele Ostuni, Geoffrey Frederick Skinner, Ermanno Filippi
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Patent number: 10954187Abstract: A process for producing ammonia and a derivative of ammonia from a natural gas feed comprising conversion of natural gas into a make-up synthesis gas; synthesis of ammonia; use of said ammonia to produce said derivative of ammonia, wherein a portion of the natural gas feed is used to fuel a gas engine; power produced by said gas engine; is transferred to at least one power user of the process, such as a compressor; heat is re-covered from exhaust gas of said gas engine; and at least part of said heat may be recovered as low-grade heat available at a temperature not greater than 200° C., to provide process heating to at least one thermal user of the process, such as CO2 removal unit or absorption chiller; a corresponding plant and method of modernization are also disclosed.Type: GrantFiled: August 5, 2015Date of Patent: March 23, 2021Assignee: Casale SAInventors: Geoffrey Frederick Skinner, Raffaele Ostuni
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Publication number: 20210069641Abstract: An integrated process for carbon dioxide capture, sequestration and utilization, includes a) providing an aqueous slurry with a particulate solid including an activated magnesium silicate mineral; b) contacting a CO2-containing gas stream with the aqueous slurry to provide a slurry comprising a magnesium ion enriched carbonated aqueous liquid and a magnesium depleted solid residue; c) subjecting at least part of the magnesium depleted solid residue to a particle size classification process that separates the magnesium depleted solid residue into a fine particle size fraction and a coarse particle size fraction; d) subjecting the coarse particle size fraction to a particle size reduction process; e) providing an aqueous slurry comprising particle size reduced fraction from step d) and repeating step b), wherein this step e) does not include using fine particle size fraction from step c); and f) precipitating magnesium carbonate from magnesium ions dissolved in b) and e).Type: ApplicationFiled: May 8, 2019Publication date: March 11, 2021Applicant: Mineral Carbonation International Pty LtdInventors: Eric Miles Kennedy, Michael Stockenhuber, Timothy Kenilworth Oliver, Emad Benhelal, Mark Stuart Rayson, Geoffrey Frederick Brent
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Publication number: 20210047197Abstract: The present invention describes an integrated process for carbon dioxide capture, sequestration and utilisation, which comprises: a) providing an aqueous slurry comprising an aqueous solution and a particulate solid comprising an activated magnesium silicate mineral; b) in a dissolution stage, contacting a CO2-containing gas stream with the aqueous slurry to dissolve magnesium from the mineral to provide a magnesium ion enriched aqueous solution and a magnesium depleted solid residue; c) recovering at least a portion of the magnesium depleted solid residue; d) in a separate acid treatment stage, reacting the recovered portion of the magnesium depleted solid residue with a solution comprising a mineral acid or acid salt to further dissolve magnesium and other metals and to provide an acid-treated solid residue; e) recovering the acid-treated solid residue; and f) in a separate precipitation stage, precipitating magnesium carbonate from the magnesium ion enriched aqueous solution.Type: ApplicationFiled: February 8, 2019Publication date: February 18, 2021Applicant: Mineral Carbonation International PTY LTD.Inventors: Emad Benhelal, Geoffrey Frederick Brent, Eric Miles Kennedy, Mark Stuart Rayson, Michael Stockenhuber
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Patent number: 10858313Abstract: A process for producing ammonia and a derivative of ammonia from a natural gas feed comprising conversion of natural gas into a make-up synthesis gas; synthesis of ammonia; use of said ammonia to produce said derivative of ammonia, wherein a portion of the natural gas feed is used to fuel a gas turbine; power produced by said gas turbine is transferred to at least one power user of the process, such as a compressor; heat is recovered from exhaust gas of said gas turbine, and at least part of said heat is recovered as low-grade heat available at a temperature not greater than 200° C., to provide process heating to at least one thermal user of the process, such as CO2 removal unit or absorption chiller; a corresponding plant and method of modernization are also disclosed.Type: GrantFiled: January 18, 2019Date of Patent: December 8, 2020Assignee: Casale SAInventors: Raffaele Ostuni, Geoffrey Frederick Skinner
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Patent number: 10780393Abstract: This application provides a process for mineral carbonation, which process comprises the steps of: providing a bed of hydroxylated magnesium silicate mineral particles in a heating vessel; agitating the bed of particles under conditions of a sub-atmospheric pressure and at a temperature of at least 600° C. to produce particles of dehydroxylated magnesium silicate mineral; and reacting the dehydroxylated magnesium silicate mineral with carbon dioxide, carbonate ions and/or bicarbonate ions to form magnesium carbonate. This application also provides a reactor system for carrying out the process, which includes (1) mineral from mine, (2) hydroxylated magnesium silicate mineral, (3) crushing, grinding, sizing, (4) agitated bed of particles, (5) external heating, (6) vacuum system, (7) from carbon source, (8) carbon dioxide or carbonate or bicarbonate ions in solution, (9) carbonation reactions, (10) carbonate product, (11) pre-heat, (12) heat recovery, and (13) magnetic fraction.Type: GrantFiled: December 23, 2016Date of Patent: September 22, 2020Assignee: Mineral Carbonation International Pty LtdInventors: Faezeh Farhang, Eric Miles Kennedy, Michael Stockenhuber, Geoffrey Frederick Brent, Mark Stuart Rayson
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Publication number: 20200290869Abstract: Process for manufacturing a hydrogen-containing synthesis gas from a natural gas feedstock, comprising the conversion of said natural gas into a raw product gas and purification of said product gas, the process having a heat input provided by combustion of a fuel; said process comprises a step of conversion of a carbonaceous feedstock, and at least a portion of said fuel is a gaseous fuel obtained by said step of conversion of said carbonaceous feedstock.Type: ApplicationFiled: May 29, 2020Publication date: September 17, 2020Applicant: Casale SAInventors: Raffaele OSTUNI, Geoffrey Frederick SKINNER, Ermanno FILIPPI
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Publication number: 20200290870Abstract: Process for manufacturing a hydrogen-containing synthesis gas from a natural gas feedstock, comprising the conversion of said natural gas into a raw product gas and purification of said product gas, the process having a heat input provided by combustion of a fuel; said process comprises a step of conversion of a carbonaceous feedstock, and at least a portion of said fuel is a gaseous fuel obtained by said step of conversion of said carbonaceous feedstock.Type: ApplicationFiled: June 1, 2020Publication date: September 17, 2020Applicant: Casale SAInventors: Raffaele OSTUNI, Geoffrey Frederick SKINNER, Ermanno FILIPPI
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Publication number: 20200261978Abstract: A containment for use in hot Isostatic pressing, the containment comprising a body formed from sheet material and fused together along its longitudinal length using a backing strip on the outside of body. Also a containment with a body and top and bottom caps diffusion bonded upon hot isostatic pressing, a containment with a gas purge inlet and outlet and an apparatus for vacuum degassing are disclosed.Type: ApplicationFiled: May 8, 2020Publication date: August 20, 2020Applicant: ADVANCED INTERACTIVE MATERIALS SCIENCE LIMITEDInventor: Geoffrey Frederick ARCHER
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Publication number: 20200224966Abstract: A process for liquefying methane-rich gases comprising: (a) providing a stream of methane-rich feed gas containing higher hydrocarbons comprising C5+ hydrocarbons and/or aromatic compounds at a feed gas pressure of from 40 bar to 120 bar; (b) providing a stream of methane-rich recycle gas at a recycle gas pressure of from 40 bar to 120 bar; (c) mixing the feed gas with a first part of the recycle gas to form a mixture; (d) passing the resulting mixture to a first gas expander having an outlet, the first expander outlet having a first gas expander outlet pressure of between 3 bar and 50 bar and less than the feed gas and recycle gas pressures, to form a first gas expander outlet stream comprising a mixture of vapor and a condensed liquid containing the higher hydrocarbons; (e) separating the first gas expander outlet stream into a liquid stream and a vapor stream; (f) reheating and compressing the first vapor stream to a first vapor stream pressure of from 40 bar to 120 bar to form a first constituent of thType: ApplicationFiled: March 30, 2020Publication date: July 16, 2020Inventors: Geoffrey Frederick Skinner, Anthony Dwight Maunder
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Patent number: 10669154Abstract: Process for manufacturing a hydrogen-containing synthesis gas from a natural gas feedstock, comprising the conversion of said natural gas into a raw product gas and purification of said product gas, the process having a heat input provided by combustion of a fuel; said process comprises a step of conversion of a carbonaceous feedstock, and at least a portion of said fuel is a gaseous fuel obtained by said step of conversion of said carbonaceous feedstock.Type: GrantFiled: October 6, 2015Date of Patent: June 2, 2020Assignee: Casale SAInventors: Raffaele Ostuni, Geoffrey Frederick Skinner, Ermanno Filippi
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Patent number: 10641548Abstract: A process for liquefying methane-rich gases comprising providing a stream of feed methane-rich gas at a pressure of from 40 bar to 120 bar and containing higher hydrocarbons; providing a stream of methane-rich recycle gas at a pressure of from 40 bar to 120 bar; mixing the feed gas with a first part of the recycle gas; passing the resulting mixture to a gas expander, the expander outlet having a pressure of between 3 bar and 50 bar, so as to form a mixture of vapor and a condensed liquid containing higher hydrocarbons; separating the expander outlet stream into a liquid stream and a vapor stream; reheating and compressing said vapor stream to a pressure of from 40 bar to 120 bar to form a first constituent of the above-said recycle gas; cooling a second part of the said recycle gas to a temperature higher than the outlet temperature of the said expander; passing said cooled second part of the recycle gas into a liquefaction unit to form liquefied methane and a second vapor stream; reheating and compressingType: GrantFiled: June 23, 2016Date of Patent: May 5, 2020Assignee: GASCONSULT LIMITEDInventors: Geoffrey Frederick Skinner, Anthony Dwight Maunder
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Patent number: 10464818Abstract: A process for producing ammonia synthesis gas from the reforming of hydrocarbons with steam in a primary reformer (1) equipped with a plurality of externally heated catalytic tubes and then together with air in a secondary reformer (2) is characterized in that the reaction of said hydrocarbons with said steam in said primary reformer (1) is performed at an operating pressure of more than 35 bar in the catalytic tubes, in that air is added to said secondary reformer in excess over the nitrogen amount required for ammonia synthesis and in that the excess of nitrogen is removed downstream the secondary reformer preferably by cryogenic separation or by molecular sieves of the TAS or PSA type. This process allows to obtain high synthesis gas production capacities and lower investment and energy costs.Type: GrantFiled: June 29, 2017Date of Patent: November 5, 2019Assignee: Casale SAInventors: Ermanno Filippi, Marco Badano, Geoffrey Frederick Skinner