Patents Examined by Paul A. Wartalowicz
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Patent number: 11358873Abstract: One object of the present invention is to provide a method for producing stable isotope labeled carbon monoxide capable of controlling the abundance ratio of a specific kind of the stable oxygen isotope to be an arbitrary value, the present invention provides a method for producing stable isotope labeled carbon monoxide including: a first mixing step in which carbon monoxide selectively containing at least one kind of stable isotope selected from the group consisting of 12C16O, 12C17O, 12C18O, 13C16O, 13C17O, and 13C18O, and water vapor selectively containing at least one kind of stable isotope selected form the group consisting of H216O, H217O and H218O are mixed to produce stable isotope labeled carbon dioxide: and a second mixing step in which the stable isotope labeled carbon dioxide produced in the first mixing step and hydrogen are mixed.Type: GrantFiled: January 30, 2019Date of Patent: June 14, 2022Assignee: TAIYO NIPPON SANSO CORPORATIONInventor: Kenji Fukuda
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Patent number: 11344941Abstract: In a method for obtaining a hot-press-formed steel member, a steel sheet containing 0.10-0.30 mass % of C, 1.0-2.5 mass % of Si, 1.0-3.0 mass % of Si and Al in total, and 1.5-3.0 mass % of Mn is heated at a heating temperature of not less than the Ac3 transformation point. The steel sheet is hot-press formed for one or more times. The starting temperature of the hot pressing is not more than the heating temperature but not less than the Ms point. The average cooling rate from (Ms point?150)° C. to 40° C. is 5° C./s or less. The hot-press-formed steel member has high strength, high tensile elongation, high bendability, excellent deformation characteristics at the time of collision crush, and excellent delayed fracture resistance.Type: GrantFiled: July 18, 2012Date of Patent: May 31, 2022Assignee: Kobe Steel, Ltd.Inventors: Takayuki Yamano, Jiro Iwaya, Noriyuki Jimbo, Tatsuya Asai, Naoki Mizuta
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Patent number: 11345593Abstract: A hydrogen production system including a steam reformer unit, a steam addition line arranged to add steam upstream the steam reformer unit, a hydrogen membrane unit comprising a hydrogen permeable membrane and being arranged to allow at least a part of a reformed stream and a hydrocarbon feed stream to pass on different sides of a hydrogen permeable membrane, so that hydrogen passes from the reformed stream into the hydrocarbon feed stream, thereby forming said hydrogen enriched hydrocarbon stream, and a separation unit downstream the first side of the hydrogen membrane unit, where the separation unit is arranged to separating the reformed stream exiting the first side of the hydrogen membrane unit into a hydrogen product gas and an off-gas.Type: GrantFiled: November 15, 2017Date of Patent: May 31, 2022Assignee: HALDOR TOPSØE A/SInventor: Peter Mølgaard Mortensen
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Patent number: 11338360Abstract: An exemplary method for making a metal matrix composite vehicle component includes: using a mold including male and female die portions having mold surfaces and a plurality of spacers; heating the mold to a casting temperature; placing a ceramic preform on the plurality of spacers, the ceramic preform being spaced apart from at least one of the mold surfaces by the spacers; closing the mold to form a mold cavity between the mold surfaces of the male and female die portions, the ceramic preform being disposed within the mold cavity; providing molten metal into the mold cavity; and pressurizing the molten metal to a casting pressure for a casting duration to infiltrate the ceramic preform thereby forming the metal matrix composite vehicle component.Type: GrantFiled: February 6, 2017Date of Patent: May 24, 2022Assignee: Intellectual Property Holdings, LLCInventors: Ryan G. Sarkisian, Dan T. Moore
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Patent number: 11335481Abstract: An oxide superconductor of an embodiment includes an oxide superconductor layer having a continuous Perovskite structure containing rare earth elements, barium (Ba), and copper (Cu). The rare earth elements contain a first element which is praseodymium (Pr), at least one second element selected from the group consisting of neodymium (Nd), samarium (Sm), europium (Eu), and gadolinium (Gd), at least one third element selected from the group consisting of yttrium (Y), terbium (Tb), dysprosium (Dy), and holmium (Ho), and at least one fourth element selected from the group consisting of erbium (Er), thulium (Tm), ytterbium (Yb), and lutetium (Lu).Type: GrantFiled: April 30, 2020Date of Patent: May 17, 2022Assignee: Kabushiki Kaisha ToshibaInventors: Takeshi Araki, Hirotaka Ishii, Nao Kobayashi
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Patent number: 11335484Abstract: A permanent magnet including R and T. R are rare earth elements including Sm and at least one selected from Y and Gd. T is Fe alone or Fe and Co. T maybe partly substituted with M, and M is one or more selected from Ti, V, Cr, Mo, W, Zr, Hf, Nb, Ta, Al, Si, Cu, Zn, Ga and Ge. In a total content of R, Sm content is 60 at % or more and 95 at % or less, and a total content of Y and Gd is 5 at % or more and 35 at % or less. The permanent magnet includes main phase crystal grains having a ThMn12 type crystal structure.Type: GrantFiled: January 29, 2019Date of Patent: May 17, 2022Assignee: TDK CORPORATIONInventors: Masaki Tomita, Ryuji Hashimoto, Takashi Watanabe
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Patent number: 11325186Abstract: Provided is a method for manufacturing a sintered component, which can suppress occurrence of edge chipping when a through-hole is formed in a powder-compact green body and also has a good productivity. The method for manufacturing a sintered component includes a molding step of press-molding a raw material powder containing a metal powder and thus fabricating a powder-compact green body; a drilling step of forming a hole in the powder-compact green body using a drill; a sintering step of sintering the powder-compact green body after drilling, wherein the drill used for drilling has a circular-arc shaped cutting edge on a point portion thereof.Type: GrantFiled: December 8, 2015Date of Patent: May 10, 2022Assignees: Sumitomo Electric Sintered Alloy, Ltd., Nikken Tool Co., Ltd.Inventors: Yasunori Sonoda, Ryota Take, Fumihiro Matsumoto, Tsuguru Sugimoto
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Patent number: 11328846Abstract: An oxide superconductor of an embodiment includes an oxide superconductor layer having a continuous Perovskite structure including rare earth elements, barium (Ba), and copper (Cu). The rare earth elements include a first element which is praseodymium, at least one second element selected from the group consisting of neodymium, samarium, europium, and gadolinium, at least one third element selected from the group consisting of yttrium, terbium, dysprosium, and holmium, and at least one fourth element selected from the group consisting of erbium, thulium, ytterbium, and lutetium. When the number of atoms of the first element is N(PA), the number of atoms of the second element is N(SA), and the number of atoms of the fourth element is N(CA), 1.5×(N(PA)+N(SA))?N(CA) or 2×(N(CA)?N(PA))?N(SA) is satisfied.Type: GrantFiled: April 29, 2020Date of Patent: May 10, 2022Assignee: Kabushiki Kaisha ToshibaInventors: Takeshi Araki, Hirotaka Ishii, Nao Kobayashi
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Patent number: 11328841Abstract: Methods and devices for producing a superconductive conductor are disclosed. The method includes providing a plurality of conductive strips by means of a strip provision device, applying liquid soldering agent onto the plurality of conductive strips, stacking the conductive strips wetted with soldering agent, and forming a superconductive body by machining the strip stack.Type: GrantFiled: August 10, 2016Date of Patent: May 10, 2022Inventors: Walter Fietz, Michael J. Wolf, Reinhard Heller, Klaus-Peter Weiss
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Patent number: 11318447Abstract: Ceramic compositions with catalytic activity are provided, along with methods for using such catalytic ceramic compositions. The ceramic compositions correspond to compositions that can acquire increased catalytic activity by cyclic exposure of the ceramic composition to reducing and oxidizing environments at a sufficiently elevated temperature. The ceramic compositions can be beneficial for use as catalysts in reaction environments involving swings of temperature and/or pressure conditions, such as a reverse flow reaction environment. Based on cyclic exposure to oxidizing and reducing conditions, the surface of the ceramic composition can be converted from a substantially fully oxidized state to various states including at least some dopant metal particles supported on a structural oxide surface.Type: GrantFiled: July 16, 2019Date of Patent: May 3, 2022Assignee: ExxonMobil Research and Engineering CompanyInventors: Matthew S. Ide, Changmin Chun, Anastasios I. Skoulidas
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Patent number: 11319614Abstract: Disclosed herein is a method for deoxidizing an Al—Nb—Ti alloy, which includes melting and holding an Al—Nb—Ti alloy containing from 50 to 75 mass % of Al, from 5 to 30 mass % of Nb, and 80 mass % or less in total of Al and Nb by a melting method using a water-cooled copper vessel in an atmosphere of 1.33 Pa to 2.67×105 Pa at a temperature of 1,900 K or more, thereby decreasing an oxygen content thereof. The Al—Nb—Ti alloy is prepared using an alloy material formed of an aluminum material, a niobium material and a titanium material and containing oxygen in a total amount of 0.5 mass % or more.Type: GrantFiled: November 4, 2015Date of Patent: May 3, 2022Assignee: Kobe Steel, Ltd.Inventors: Daisuke Matsuwaka, Fumiaki Kudo, Tetsushi Deura, Hitoshi Ishida, Koichi Sakamoto
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Patent number: 11315713Abstract: According to an embodiment, a superconductor includes a base member, and a superconducting layer provided on the base member. The superconducting layer has a first surface on the base member side, and a second surface on the side opposite to the first surface. The lattice constant of the base member substantially matches the lattice constant of the superconducting layer. The superconducting layer includes REA1-xREBxBa2Cu3O7-z. The x is not less than 0.01 and not more than 0.40. The z is not less than 0.02 and not more than 0.20. The REA includes at least one of Y, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, or Lu. The REB includes at least one of Nd or Sm. The superconducting layer includes a first surface-side region including a portion of the first surface. The first surface-side region includes a first region having an orientation property, and a second region.Type: GrantFiled: June 18, 2019Date of Patent: April 26, 2022Assignee: Kabushiki Kaisha ToshibaInventors: Takeshi Araki, Hiroyuki Fuke
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Patent number: 11316092Abstract: Operational characteristics of an high temperature superconducting (“HTS”) film comprised of an HTS material may be improved by depositing a modifying material onto appropriate surfaces of the HTS film to create a modified HTS film. In some implementations of the invention, the HTS film may be in the form of a “c-film.” In some implementations of the invention, the HTS film may be in the form of an “a-b film,” an “a-film” or a “b-film.” The modified HTS film has improved operational characteristics over the HTS film alone or without the modifying material. Such operational characteristics may include operating in a superconducting state at increased temperatures, carrying additional electrical charge, operating with improved magnetic properties, operating with improved mechanic properties or other improved operational characteristics. In some implementations of the invention, the HTS material is a mixed-valence copper-oxide perovskite, such as, but not limited to YBCO.Type: GrantFiled: May 27, 2016Date of Patent: April 26, 2022Assignee: Ambature, Inc.Inventors: Douglas J. Gilbert, Timothy S. Cale
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Patent number: 11306778Abstract: Provided is a sintered bearing for an EGR valve, including raw material powder including 9% by weight to 12% by weight of aluminum, 0.1% by weight to 0.6% by weight of phosphorus, 3% by weight to 10% by weight of graphite, and the balance including copper as a main component, and inevitable impurities. The sintered bearing has a structure of a sintered aluminum-copper alloy. The sintered bearing further includes free graphite distributed in pores formed so as to be dispersed.Type: GrantFiled: September 11, 2014Date of Patent: April 19, 2022Assignee: NTN CORPORATIONInventors: Yoshinori Ito, Hiroharu Nagata, Tomoyuki Seto, Takahiro Gotou
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Patent number: 11309480Abstract: An ultra-thin film superconducting tape and method for fabricating same is disclosed. Embodiments are directed to a superconducting tape being fabricated by processes which include removing a portion of the superconducting tape's substrate subsequent the substrate's initial formation, whereby a thickness of the superconducting tape is reduced to 15-80 ?m.Type: GrantFiled: May 11, 2016Date of Patent: April 19, 2022Assignee: University of Houston SystemInventor: Venkat Selvamanickam
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Patent number: 11305350Abstract: A preparation method using micro-nano bubbles as crystal seeds to induce spherical or spherical-type silver power production, said method specifically comprising the steps of: pre-adding a prepared dispersing agent solution to a reaction vessel, within the reaction vessel, simultaneously adding a prepared oxidizing solution (an aqueous solution containing silver ions or a silver ammonia solution) and a reducing solution (an aqueous solution containing one or a plurality of hydroxylamine compounds, vitamin C, formaldehyde or hydrazine hydrate), performing a reduction reaction under vigorous stirring, and using the pre-generated micro-nano bubbles within the dispersing agent solution as crystal seeds, the micro-nano bubbles crystal seeds effectively controlling the particle size of reduced silver particles throughout the reduction reaction. The method effectively controls the particle size of the silver powder during production, and also controls the crystal nucleus growth rate and dispersibility.Type: GrantFiled: June 15, 2017Date of Patent: April 19, 2022Assignee: SUZHOU SMART ADVANCED COATING TECHNOLOGIES CO., LTD.Inventor: Qiang Gong
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Patent number: 11305347Abstract: Provided is a method for manufacturing a sintered component, which can suppress occurrence of edge chipping when a through-hole is formed in a powder-compact green body and also has a good productivity. The method for manufacturing a sintered component includes a molding step of press-molding a raw material powder containing a metal powder and thus fabricating a powder-compact green body; a drilling step of forming a hole in the powder-compact green body using a drill; a sintering step of sintering the powder-compact green body after drilling, wherein the drill used for drilling has a circular-arc shaped cutting edge on a point portion thereof.Type: GrantFiled: July 7, 2020Date of Patent: April 19, 2022Assignees: Sumitomo Electric Sintered Alloy, Ltd., Nikken Tool Co., Ltd.Inventors: Yasunori Sonoda, Ryota Take, Fumihiro Matsumoto, Tsuguru Sugimoto
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Patent number: 11293691Abstract: Devices, systems, and methods for liquefied natural gas production facilities are disclosed herein. A liquefied natural gas (LNG) production facility includes a liquefaction unit and a gas turbine. The liquefaction unit condenses natural gas vapor into liquefied natural gas. Fuel to the gas turbine contains at least about 90% hydrogen by volume.Type: GrantFiled: September 2, 2021Date of Patent: April 5, 2022Assignee: NEXT CARBON SOLUTIONS, LLCInventors: Ivan Van der Walt, Ben Heichelbech, Alex Thompson, Vikrum Subra, Victor Fernandes, Michael Abegg
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Patent number: 11285463Abstract: A bimetallic catalyst composition containing a mesh substrate having supported thereon an alumina washcoat on which are impregnated bimetallic particles of rhodium and ruthenium in specified amounts. A process for the catalytic partial oxidation of a hydrocarbon, such as methane or natural gas, involving contacting the hydrocarbon with an oxidant in the presence of the aforementioned bimetallic catalyst under reaction conditions sufficient to produce synthesis gas, that is, to a mixture of hydrogen and carbon monoxide.Type: GrantFiled: November 7, 2018Date of Patent: March 29, 2022Assignee: PRECISION COMBUSTION, INC.Inventors: Codruta Maria Zoican-Loebick, Jeffrey Weissman
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Patent number: 11289640Abstract: A high-temperature superconducting filament and cable, and a method for manufacturing same. The substrate used to grow the superconducting layer is removed, and the exfoliated superconducting layer is coated with a protective layer, and then sliced into narrow strips. The strips are thereafter encapsulated with a conductive metal to provide a high-temperature superconducting filament. The filaments may be bundled together to provide a high-temperature superconducting cable.Type: GrantFiled: January 20, 2017Date of Patent: March 29, 2022Assignee: Brookhaven Technology Group, Inc.Inventor: Vyacheslav Solovyov