Patents Examined by Paul Wartalowicz
  • Patent number: 10930837
    Abstract: There is disclosed an assembly for carrying electrical current in a coil of a magnet. The assembly comprises a pre-formed housing of thermally and electrically conductive material (e.g. copper) which comprises a channel configured to retain HTS tape. A plurality of layers of HTS tape are fixed within the channel. The channel has at least one pre-formed curved section.
    Type: Grant
    Filed: September 5, 2016
    Date of Patent: February 23, 2021
    Assignee: TOKAMAK ENERGY LTD
    Inventors: Martin Wilson, Paul Noonan
  • Patent number: 10932355
    Abstract: A high-current, compact, conduction cooled superconducting radio-frequency cryomodule for particle accelerators. The cryomodule will accelerate an electron beam of average current up to 1 ampere in continuous wave (CW) mode or at high duty factor. The cryomodule consists of a single-cell superconducting radio-frequency cavity made of high-purity niobium, with an inner coating of Nb3Sn and an outer coating of pure copper. Conduction cooling is achieved by using multiple closed-cycle refrigerators. Power is fed into the cavity by two coaxial couplers. Damping of the high-order modes is achieved by a warm beam-pipe ferrite damper.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: February 23, 2021
    Assignee: JEFFERSON SCIENCE ASSOCIATES, LLC
    Inventors: Gianluigi Ciovati, Thomas J. Schultheiss, John Rathke, Robert Rimmer, Frank Marhauser, Fay Hannon, Jiquan Guo
  • Patent number: 10920298
    Abstract: A steel plate having excellent resistance to fatigue crack growth and manufacturing method thereof, wherein the components of the steel plate in weight percentage are: 0.040-0.070% of C, 0.40-0.70% of Si, 1.30-1.60% of Mn, less than or equal to 0.013% of P, less than or equal to 0.003% of S, less than or equal to 0.30% of Cu, less than or equal to 0.30% of Ni, less than or equal to 0.10% of Mo, 0.008-0.018% of Ti, 0.015-0.030% of Nb, less than or equal to 0.0040% of N, 0.0010-0.0040% of Ca, and the balance being Fe and inevitable impurities. By controlling [% C]×[% Si] between 0.022-0.042, {([% C]+3.33[% Nb])×[% Si]}×Vcooling rate/Tcooling-stopping between 1.15×10?4˜2.2×10?3, carrying out a Ca treatment, and Ca/S=1.0-3.0 and (% Ca)×(% S) 0.28?1.0×10?3, the optimizing the TMCP process, the finished steel plate has a microstructure which a duplex-phase structure of ferrite+uniformly and dispersedly distributed bainite and has an improved resistance to fatigue crack growth.
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: February 16, 2021
    Assignee: Baoshan Iron & Steel Co., Ltd.
    Inventors: Zicheng Liu, Qing Shi
  • Patent number: 10923647
    Abstract: A method of manufacturing a superconducting tape includes forming a slurry of superconducting material, forming a slurry of sacrificial material, extruding the slurries of superconducting and sacrificial materials as interdigitated stripes onto a substrate, and removing the sacrificial material to form superconducting filaments.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: February 16, 2021
    Assignees: PALO ALTO RESEARCH CENTER INCORPORATED, ENERGY-TO-POWER SOLUTIONS (E2P)
    Inventors: Ranjeet Rao, Christopher Marek Rey
  • Patent number: 10913989
    Abstract: The present invention relates to a method for leaching precious metals contained in a waste denitrification catalyst by using a pressure leaching process, and more specifically, to a method for leaching precious metals contained in a waste denitrification catalyst by using a pressure leaching process, the method comprising the steps of: forming a mixture by mixing a waste denitrification catalyst with a sodium salt solution; and leaching vanadium and tungsten contained in the mixture by feeding the mixture into a sealed pressurized reactor, and then heating and stirring the mixture.
    Type: Grant
    Filed: February 27, 2015
    Date of Patent: February 9, 2021
    Assignee: KOREA INSTITUTE OF GEOSCIENCE AND MINERAL RESOURCES
    Inventors: Jin-Young Lee, Hoo-In Lee
  • Patent number: 10916361
    Abstract: An oxide superconductor according to an embodiment includes an oxide superconducting layer includes a single crystal having a continuous perovskite structure containing at least one rare earth element selected from the group consisting of yttrium, lanthanum, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium, barium, and copper, containing praseodymium is a part of the site of the rare earth element in the perovskite structure, and having a molar ratio of praseodymium of 0.00000001 or more and 0.2 or less with respect to the sum of the at least one rare earth element and praseodymium; fluorine in an amount of 2.0×1015 atoms/cc or more and 5.0×1019 atoms/cc or less; and carbon in an amount of 1.0×1017 atoms/cc or more and 5.0×1020 atoms/cc or less.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: February 9, 2021
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Mariko Hayashi, Takeshi Araki, Hiroyuki Fuke, Nao Kobayashi
  • Patent number: 10910782
    Abstract: A method for bonding a first surface provided with at least one copper area surrounded by a silicon oxide area to a second surface includes an operation of treatment of the first surface by a plasma, before placing the first surface in contact with the second surface. The plasma is formed from a gas source containing a silicon oxide nitriding agent and a copper oxide reducing agent containing hydrogen. The gas source may include an N2 and NH3 and/or H2 gas mixture or a N2O and H2 gas mixture, or ammonia, which is then used both as a nitriding agent and as a reducing agent. The plasma obtained from this gas source then necessarily contains nitrogen and hydrogen, which enables, in a single operation, to provide a high-performance bonding between the first and second surfaces.
    Type: Grant
    Filed: August 31, 2011
    Date of Patent: February 2, 2021
    Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: Laurent Vandroux, Léa Di Cioccio, Pierric Gueguen
  • Patent number: 10910132
    Abstract: The present invention is a superconducting wire including: a wire formed of a superconducting material; and a superconducting stabilization material disposed in contact with the wire, in which the superconducting stabilization material is formed of a copper material which contains: one or more types of additive elements selected from Ca, Sr, Ba, and rare earth elements in a total of 3 ppm by mass to 400 ppm by mass; a balance being Cu and inevitable impurities, and in which a total concentration of the inevitable impurities excluding O, H, C, N, and S which are gas components is 5 ppm by mass to 100 ppm by mass.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: February 2, 2021
    Assignee: MITSUBISHI MATERIALS CORPORATION
    Inventors: Kosei Fukuoka, Yuki Ito, Kazunari Maki
  • Patent number: 10907081
    Abstract: Provided is a group of rare-earth regenerator material particles having an average particle size of 0.01 to 3 mm, wherein the proportion of particles having a ratio of a long diameter to a short diameter of 2 or less is 90% or more by number, and the proportion of particles having a depressed portion having a length of 1/10 to ½ of a circumferential length on a particle surface is 30% or more by number. By forming the depressed portion on the surface of the regenerator material particles, it is possible to increase permeability of an operating medium gas and a contact surface area with the operating medium gas.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: February 2, 2021
    Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MATERIALS CO., LTD.
    Inventors: Katsuhiko Yamada, Keiichi Fuse
  • Patent number: 10906806
    Abstract: The apparatus described herein comprises a first reaction chamber having an inlet for a hydrocarbon medium, particularly a gas having the composition CnHm, and an outlet. Means for decomposing the hydrocarbons into carbon particles and hydrogen by introducing heat are provided between the inlet and the outlet in the first reaction chamber. The apparatus also comprises a second reaction chamber having an elongated configuration and having a first inlet at one end and an outlet at the opposite end, wherein the first inlet of the second reaction chamber is connected with the outlet of the first reaction chamber, and wherein the second reaction chamber comprises a widening flow cross-section (measured perpendicular to the longitudinal dimension of the second reaction chamber) between the inlet and the outlet. In addition, at least one second inlet into the second reaction chamber is provided, wherein the second inlet can be connected to a source for CO2 and/or H2O.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: February 2, 2021
    Assignee: CAPHENIA GMBH
    Inventor: Olaf Kuhl
  • Patent number: 10899614
    Abstract: In a method for producing a gaseous mixture of CO and H2, a first gas comprising at least 50% CO is compressed in a first compressor to form a first compressed gas cooled to a first temperature and mixes with a second gas comprising at least 50% hydrogen in order to form the gaseous mixture, at least one of the first and second gases originating from a cryogenic distillation separation unit in which a feed gas containing H2 and CO cools in a first heat exchanger and is separated in at least one distillation column and at least one part of the second gas heats in the separation unit to a third temperature lower than the first temperature and is then sent to mix with the first gas.
    Type: Grant
    Filed: July 20, 2016
    Date of Patent: January 26, 2021
    Assignee: L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
    Inventors: Angela Fernandez, Antoine Hernandez, Jean-Marc Tsevery
  • Patent number: 10894999
    Abstract: In a process for producing uranium and/or at least one rare earth element selected from the group consisting of cerium, dysprosium, erbium, europium, gadolinium, holmium, lanthanum, lutetium, neodymium, praseodymium, promethium, samarium, scandium, terbium, thulium, ytterbium and yttrium out of an ore, the ore is mixed with sulphuric acid with a concentration of at least 95 wt.-% to a mixture, wherein the mixture is granulated to pellets. The pellets are fed into at least one fluidized bed fluidized by a fluidizing gas for a thermal treatment at temperatures between 200 and 1000° C. The at least one fluidized bed is developed such that it at least partly surrounds a gas supply tube for a gas or a gas mixture fed into the reactor and the gas or gas mixture is used as a heat transfer medium.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: January 19, 2021
    Assignee: OUTOTEC (FINLAND) OY
    Inventors: Maciej Wrobel, Jochen Güntner, Alexandros Charitos, Jörg Hammerschmidt
  • Patent number: 10892397
    Abstract: Disclosed are systems and methods for a self-monitoring conducting system that can respond to temperature, strain, and/or radiation changes via the use of optical fibers. The self-monitoring conducting system comprises a conducting component integrated with one or more optical fibers. The temperature, strain, and/or radiation changes can be sensed or detected via optical interrogation of the one or more optical fibers.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: January 12, 2021
    Assignee: NORTH CAROLINA STATE UNIVERSITY
    Inventors: Justin Schwartz, Federico Scurti, Samuel Rogers, Wan Kan Chan
  • Patent number: 10886041
    Abstract: In a high-temperature superconducting conductor 10, a laminated body 15 is formed by laminating a high-temperature superconducting layer 14 on one side surface of a flexible and tape-shaped metal substrate 12 via an intermediate layer 13, and a plurality of thin film wires 11 are formed by providing a stabilization layer 17 around the laminated body 15 via a protective layer 16 and are arranged in a thickness direction. The plurality of thin film wires 11 are connected at both ends in a width direction to each other in a conductible state in a longitudinal direction by means of conductive coupling member 20, in such a manner that a thin film wire 11 disposed at an outermost side is positioned with a surface 18 on a side of the metal substrate 12 directed outward and a surface 19 of each of the plurality of thin film wires 11 facing the high-temperature superconducting layer 14 is held in a non-fixed state with respect to an opposing surface.
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: January 5, 2021
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Taizo Tosaka, Hiroshi Miyazaki, Yasumi Ootani, Sadanori Iwai, Shigeki Takayama, Kenji Tasaki, Kei Koyanagi
  • Patent number: 10875767
    Abstract: A process and a plant for cooling a synthesis gas produced by catalytic steam reformation of a hydrocarbonaceous feed gas, which is cooled by heat exchange with boiler feed water for its conversion into steam, by separating the resulting aqueous condensate, wherein the further cooling is effected in that the gas passes through several series-connected cooling stages and comprises the heat exchange with the feed gas, with degassed and non-degassed boiler feed water for generating the steam required for the steam reformation, and with ambient air, and wherein condensate obtained after the last cooling stage is separated from the gas and the gas is discharged for the further treatment, wherein at least after a further cooling stage upstream of the last cooling stage a hot aqueous condensate is separated from the gas.
    Type: Grant
    Filed: July 4, 2016
    Date of Patent: December 29, 2020
    Assignee: L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
    Inventors: Jean-Philippe Tadiello, Yue Chen
  • Patent number: 10876193
    Abstract: Methods for making a material superwicking and/or superwetting (superhydrophyllic) involving creating one or more indentations in the surface of the material that have a micro-rough surface of protrusions, cavities, spheres, rods, or other irregularly shaped features having heights and/or widths on the order of 0.5 to 100 microns and the micro-rough surface having a nano-rough surface of protrusions, cavities, spheres, rods, and other irregularly shaped features having heights and/or widths on the order of 1 to 500 nanometers. Superwicking and/or superwetting materials having micro-rough and nano-rough surface indentations, including metals, glass, enamel, polymers, semiconductors, and others.
    Type: Grant
    Filed: September 6, 2012
    Date of Patent: December 29, 2020
    Assignee: UNIVERSITY OF ROCHESTER
    Inventors: Chunlei Guo, Anatoliy Y. Vorobyev
  • Patent number: 10867727
    Abstract: The present invention provides a rare earth permanent magnet material and manufacturing method thereof. The manufacturing method of the present invention comprises a multi-arc ion plating step and a infiltrating step, wherein multi-arc ion plating process is adopted to deposit a metal containing a heavy rare earth element on a surface of a sintered neodymium-iron-boron magnet which has a thickness of 10 mm or less in at least one direction; and then heat treatment is performed on the sintered neodymium-iron-boron after deposition. The sum of an intrinsic coercive force (Hcj, in unit of kOe) and a maximum magnetic energy product ((BH)max, in unit of MGOe) of the permanent magnet material of the present invention is 66.8 or more. Moreover, the manufacturing method of the present invention has high production efficiency and does not increase harmful substances, and the price of devices is relatively low.
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: December 15, 2020
    Inventors: Yi Dong, Shulin Diao, Haibo Yi, Shujie Wu, Zhanjiang Hu, Qian Zhang, Gazhen Liu, Juchang Miao, Yi Yuan, Ya Chen, Wenjie Yuan
  • Patent number: 10861626
    Abstract: The present invention relates to a superconducting coil having a structure in which an insulation layer electrically insulates the space between adjacent wound wires. The present invention provides a superconducting coil in which superconducting wires extended at a predetermined width in a lengthwise direction are stacked and wound, the superconducting coil comprising a metal-insulator transition (MIT) material layer interposed so as to electrically insulate space between adjacent superconducting wires in the stacking direction of the superconducting wires. According to the present invention, provided is a superconducting coil having high stability, and easily controlling electromagnetic properties including response properties and having a self-protective function against a quench phenomenon and the like during the driving of a magnet.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: December 8, 2020
    Assignee: Korea Electrotechnology Research Institute
    Inventors: Seog Whan Kim, Young Sik Jo, Rock Kil Ko, Dong Woo Ha, Hyung Wook Kim, Chan Park
  • Patent number: 10844301
    Abstract: A method for producing a synthesis gas from an organic material with a moisture content of less than 20%. A first step for carrying out the thermolysis of the organic material and a second, separate step for the gasification (ii) of the thermolysed organic material. The thermolysis step is carried out by increasing the temperature of the raw material up to an end temperature higher than 150° C. and lower than 1400° C.; —the thermolysis step (i) is carried out in a controlled gas atmosphere in which the quantity of oxygen supplied is less than 20% of the quantity of oxygen required for the stoichiometric combustion of the organic raw material; —the thermolysis gas obtained in the thermolysis step is conveyed to a purification step (iii) for removing undesirable elements.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: November 24, 2020
    Assignee: HAFFNER ENERGY
    Inventors: Philippe Haffner, Alain Fernandez De Grado
  • Patent number: 10828698
    Abstract: In additive manufacturing, a composite build material filament and a release material filament are dropped from respective spools to a print head. Each of the composite build material filament and the release material filament includes a metal or ceramic powder plus a binder. On the spools and over the drop height, the filaments are heated to a temperature that flexes the filaments but does not soften them to a breaking point. The drop height is of similar linear scale to the build plate. The materials are debound and sintered.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: November 10, 2020
    Assignee: MARKFORGED, INC.
    Inventor: Gregory Thomas Mark