Patents Examined by Janell C Morillo
  • Patent number: 11951533
    Abstract: A method of manufacturing an aluminum alloy wire includes: forming a rough drawing wire composed of an aluminum alloy containing aluminum, an additive element, and unavoidable impurities, the additive element including Si and Mg; obtaining an aluminum alloy wire by performing a treatment on the rough drawing wire, wherein the treatment includes at least one or more wire drawing treatments; forming a first solution treatment material by forming a solid solution of the aluminum and the additive element and then performing a quenching treatment on the solid solution, wherein the first solution treatment is performed directly before the last of the one or more wire drawing treatments is performed; a second solution treatment that forms a second solution treatment material by forming a solid solution of the aluminum and the additive element and then performing a quenching treatment on the solid solution.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: April 9, 2024
    Assignee: Fujikura Ltd.
    Inventors: Tatsunori Shinoda, Naoki Kaneko, Tsuyoshi Yoshioka
  • Patent number: 11951538
    Abstract: Hollow automotive parts, methods for fabricating hollow automotive parts, and methods for fabricating hollow castings are provided. An exemplary method for fabricating a hollow casting includes casting at least a first casting section and a second casting section from a slurry using a semi-solid casting process, and welding the casting sections together at interfaces therebetween.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: April 9, 2024
    Inventors: Adam G. Kotlarek, Frank D. Risko
  • Patent number: 11933553
    Abstract: An aluminum alloy fin stock material comprising about 0.9-1.2 wt. % Si, 0.3-0.5 wt. % Fe, 0.20-0.40 wt. % Cu, 1.0-1.5 wt. % Mn, 0-0.1% Mg and 0.0-3.0% Zn, with remainder Al and impurities at ?0.15 wt. %. The aluminum alloy fin stock material is produced in a form of a sheet by a process comprising the steps of direct chill casting an ingot, hot rolling the ingot after the direct chill casting, cold rolling the aluminum alloy to an intermediate thickness, inter-annealing the aluminum alloy cold rolled to an intermediate thickness at a temperature between 200 and 400° C., and cold rolling the material after inter-annealing to achieve % cold work (% CW) of 20 to 40%. The aluminum alloy fin stock material possesses an improved combination of one or more of pre- and/or post-brazes strength, conductivity, sag resistance and corrosion potential. It is useful for fabrication of heat exchanger fins.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: March 19, 2024
    Inventors: Kevin Michael Gatenby, Hany Ahmed, Andrew D. Howells, Jyothi Kadali, Derek Aluia, John Michael Baciak, III
  • Patent number: 11932928
    Abstract: Provided are new high strength 6xxx and 7xxx series aluminum alloys and methods of making aluminum products thereof. These aluminum products may be used to fabricate components which may replace steel in a variety of applications including the automotive industry. In some examples, the disclosed high strength 6xxx and 7xxx series aluminum alloys can replace high strength steels with aluminum. In one example, steels having a yield strength below 450 MPa may be replaced with the disclosed 6xxx or 7xxx series aluminum alloys without the need for major design modifications.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: March 19, 2024
    Assignee: NOVELIS INC.
    Inventors: Aude Despois, Guillaume Florey, Rajeev G. Kamat, Cyrille Bezencon, David Leyvraz, Samuel R. Wagstaff
  • Patent number: 11885002
    Abstract: Aluminum-magnesium-silicon alloys, fabricated by inventive processes, that exhibit high strength, high conductivity, and high thermal stability.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: January 30, 2024
    Assignee: NanoAL LLC
    Inventors: Nhon Q. Vo, Francisco U. Flores, Vincent R. Jansen, Joseph R. Croteau
  • Patent number: 11854714
    Abstract: A tempering process for tempering an aluminum alloy coil includes a first reel-to-reel process including an anneal to solutionize the aluminum alloy followed by a quench, a second reel-to-reel process comprising rolling reduction, and a hardening anneal performed on the aluminum alloy coil. Cladding may be performed during the second reel-to-reel process; or a subsequent reel-to-reel electroplating process may be performed including an alkaline soak clean, an alkaline microetch and seed electroplating, and aqueous electroplating of a contact metal onto the seed electroplating. Electrical interconnect components may be stamped from the tempered and clad or electroplated aluminum alloy coil. The electrical interconnect components may, for example, be connectors, lead frames, or bus bars.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: December 26, 2023
    Assignee: Materion Corporation
    Inventors: Trevor L Goodrich, Aaron M. Vodnick, Robert P. Willis, Joseph G. Kaiser
  • Patent number: 11821518
    Abstract: A soluble metal sealing ring with a controllable dissolution rate and preparation process thereof include an aluminum alloy sealing ring matrix and a composite coating coated on an outer surface of the aluminum alloy sealing ring matrix whose standard electrode potential is greater than ?0.3 volts (V). The preparation process includes: (1) preparing a high-plastic aluminum alloy; (2) preparing the aluminum alloy sealing ring matrix by machining; (3) annealing the aluminum alloy sealing ring matrix; (4) mixing raw materials of the composite coating evenly; (5) preparing the composite coating on an outer surface of the aluminum alloy sealing ring matrix; (6) preparing holes. The soluble metal sealing ring solves problem that good sealing performance and good dissolving performance are difficult to obtain simultaneously in the existing product, and has advantages of good sealing performance, controllable dissolving rate, no blockage and others.
    Type: Grant
    Filed: January 17, 2023
    Date of Patent: November 21, 2023
    Inventors: Xiaohong Wang, Yangang Jiang, Jianchun Guo, Tao Liu, Shilei Xu, Zishuo Li, Yuanhua Lin
  • Patent number: 11814706
    Abstract: An aluminum alloy conductive wire that includes 0.15 mass % or more and 0.25 mass % or less of Si; 0.6 mass % or more and 0.9 mass % or less of Fe; 0.05 mass % or more and 0.15 mass % or less of Cu; 0.2 mass % or more and 2.7 mass % or less of Mg, and 0.03 mass % or less in total of Ti, V, and B. The aluminum alloy conductive wire has tensile strength of equal to or less than T1 MPa represented by T1=59.5 ln(x)+231 and conductivity of equal to or more than C % IACS represented by C=1.26x2?11.6x+63.4 in a case where a content rate of Mg in the aluminum alloy conductive wire is x mass %.
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: November 14, 2023
    Assignee: Fujikura Ltd.
    Inventor: Tatsunori Shinoda
  • Patent number: 11806779
    Abstract: Provided herein are systems and methods for producing thick gauge aluminum alloy articles such as plates, shates, slabs, sheet plates or the like. A method for producing thick gauge aluminum alloy articles can include continuously casting an aluminum alloy article and hot or warm rolling the aluminum alloy article. Also provided herein is a continuous casting system for producing thick gauge aluminum alloy articles. The disclosed thick gauge aluminum alloy articles can be provided in any suitable temper.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: November 7, 2023
    Assignee: Novelis Inc.
    Inventors: Milan Felberbaum, Corrado Bassi, Sazol Kumar Das, Simon Barker, Tudor Piroteala, Rajasekhar Talla
  • Patent number: 11807918
    Abstract: Disclosed are an aluminum alloy for a die casting and a method of producing an aluminum alloy casting product. The aluminum alloy may include silicon (Si) in an amount of about 7.5 to 9.5 wt %; magnesium (Mg) in an amount of about 2.5 to 3.5 wt %; iron (Fe) in an amount of about 0.5 to 1.0 wt %; manganese (Mn) in an amount of about 0.1 to 0.6 wt %; and aluminum (Al) constituting the remaining balance of the aluminum alloy, all the wt % are based on the total weight of the aluminum alloy.
    Type: Grant
    Filed: October 28, 2018
    Date of Patent: November 7, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation, SJ Tech Co., Ltd.
    Inventors: Byong Soo Kim, Il Huh, Jung Mok Lee
  • Patent number: 11773476
    Abstract: The present disclosure relates to a method for producing a motor vehicle component from a 6000-series aluminum alloy having the following method steps: providing a blank made of a 6000-series aluminum alloy, rapid heating of the blank by means of contact plates to a temperature between 450° C. and 600° C. in a time less than 20 seconds, ending of the heating procedure and optional homogenizing when a grain size between 20 and 50 ?m has resulted, quenching the blank thus tempered to a temperature less than or equal to 100° C., in a time less than 20 seconds, wherein the rapid heating and quenching of the blank is carried out in a total time of less than 50 seconds, applying a lubricant, at 20° C. to 100° C., forming the cooled blank in a forming tool, wherein the time between beginning the rapid heating and beginning the forming is less than 45 seconds, aging.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: October 3, 2023
    Inventors: Jochem Grewe, Feng Jiao
  • Patent number: 11761059
    Abstract: The present invention provides a method for preparing an in-situ ternary nanoparticle-reinforced aluminum matrix composite (AMC). In this method, an in-situ reaction generation technique is used, and with a powder containing formation elements for producing reinforcing particles as a reactant, in conjunction with a low-frequency rotating magnetic field/ultrasonic field regulation technique, an aluminum-based composite material is prepared using nanoparticle intermediate alloy re-melting. An AA6016-based composite material reinforced by ternary nanoparticles has an average particle size of 65 nm, and has an obvious refinement phenomenon compared with unitary and dual-phase nanoparticles.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: September 19, 2023
    Assignee: Jiangsu University
    Inventors: Yutao Zhao, Liwei Jin, Wei Qian, Xizhou Kai, Xu Gao
  • Patent number: 11761061
    Abstract: Disclosed herein are embodiments of aluminum-based alloys having improved intergranular corrosion resistance. Methods of making and using the disclosed alloy embodiments also are disclosed herein.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: September 19, 2023
    Assignees: UT-Battelle, LLC, University of Tennessee Research Foundation, Eck Industries Incorporated, Lawrence Livermore National Security, LLC, Iowa State University Research Foundation, Inc.
    Inventors: Orlando Rios, Hunter B. Henderson, David Weiss, Scott McCall, Eric Thomas Stromme, Zachary Cole Sims, Ryan Ott, Fanqiang Meng, Michael Kesler, Kevin Anderson
  • Patent number: 11746403
    Abstract: A method for producing a motor vehicle component from a 6000 series aluminum alloy including providing a blank made of a 6000 series aluminum alloy, rapid heating of the blank to a temperature between 450 deg. C. and 600 deg. C. at a heating rate of more than 15 K/s in a period of less than 20 seconds, ending the heating process and optionally homogenizing, if a grain size between 20 and 50 ?m has been produced, quenching the blank thus tempered, applying a lubricant, preferably at 20 deg. C. to 100 deg. C., forming the cooled blank in a forming tool, wherein the time between completion of the heating process and the start of the forming is less than 30 seconds, and aging.
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: September 5, 2023
    Inventors: Jochem Grewe, Feng Jiao, Friedrich Bohner, Jörn Tölle, Nikolay Soritov
  • Patent number: 11745246
    Abstract: Method for producing a component system having a first component with a first component portion and a second component with a second component portion, including the following steps: connecting, in particular welding or soldering, the first component portion, which consists of an aluminum alloy, to the second component portion, which in particular consists of a naturally aged aluminum alloy, a copper alloy or an iron alloy, in particular a steel alloy, so as to form a connection seam; artificially aging the connection seam such that the yield strength of the connection seam is above the yield strength of the first component portion and/or of the second component portion; and deforming, in particular deep-drawing and/or stretch-drawing, the component system.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: September 5, 2023
    Inventors: Martin Werz, Stefan Weihe, Lisa Ehemann
  • Patent number: 11739406
    Abstract: According to an embodiment, the aluminum sheet material for a separator of a fuel cell is used for forming a separator applied to a fuel cell stack and comprises 9-10 wt % of Mg; and the balance of Al and inevitable impurities, wherein the aluminum sheet material has cube texture and an R-cube texture formed therein. An aluminum sheet material for a separator in a fuel cell retains a thickness of 0.5 mm or less and exhibits excellent yield strength and elongation, and a manufacturing method therefor.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: August 29, 2023
    Inventors: Tae Gyu Lee, Woong Pyo Hong
  • Patent number: 11739399
    Abstract: A method for manufacturing a high-quality aluminum casting includes preparing an aluminum alloy raw material including Si in an amount of 9-12 wt %, melting the raw material to prepare a molten metal, adding a refiner containing Ti, B, and Sr to the molten metal, injecting the molten metal into a casting apparatus to maintain the temperature of the molten metal added with the refiner at 585-610° C., and operating the casting apparatus to cast the injected molten metal into a product having a predetermined shape.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: August 29, 2023
    Inventors: Sang-il Yoon, Dong-hyun Kim, Ki-sun Kim, Tae-young Kim
  • Patent number: 11732327
    Abstract: A carbon nano reinforced aluminum matrix conductive composite and a preparation method thereof are provided. In the preparation method, nano silicon dioxide chemically grows on the surface of graphene oxide, reduced graphene oxide@silicon dioxide carbon nano powder is prepared and reduced in the process of high-temperature sintering, and the mixed powder is blown into a melt using an inert gas, and then stirred, purified and cast.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: August 22, 2023
    Assignees: Nanjing Tech University, Jinan Graphene Aluminum Materials Technology Co., Ltd.
    Inventors: Jinfeng Leng, Qingbo Zhou
  • Patent number: 11697866
    Abstract: A manufacturing process for obtaining extruded products made from a 6xxx aluminium alloy, wherein the said manufacturing process comprises following steps: a) homogenizing a billet cast from said aluminium alloy; b) heating the said homogenised cast billet; c) extruding the said billet through a die to form at least a solid or hollow extruded product; d) quenching the extruded product down to room temperature; e) optionally stretching the extruded product to obtain a plastic deformation typically between 0.5% and 5%; f) ageing the extruded product without applying on the extruded product any separate post-extrusion solution heat treatment between steps d) and f). characterised in that: i) the heating step b) is a solution heat treatment where: b1) the cast billet is heated to a temperature between Ts-15° C. and Ts, wherein Ts is the solidus temperature of the said aluminium alloy; b2) the billet is cooled until billet mean temperature reaches a value between 400° C. and 480° C.
    Type: Grant
    Filed: November 27, 2014
    Date of Patent: July 11, 2023
    Inventors: Alexis Skubich, Martin Jarrett
  • Patent number: 11685967
    Abstract: A preparation method of a high-strength and high-toughness A356.2 metal matrix composites for a hub is provided, including the following preparation process steps: preparation of a (graphene+HfB2)-aluminum master alloy wire; A356.2 alloy melting, master alloy addition, refining, and pressure casting; solution and aging treatment; shot blasting, finishing, alkaline/acid cleaning, anodic oxidation, and finished product packaging. In this way, two systems of two-dimensional nano-structure graphene nucleation and in-situ self-nucleation are introduced to complement each other, a second phase of silicon in A356.2 is refined by multi-dimensional scaling, and multi-dimensional nano-phases strengthen the aluminum-based composite material simultaneously. The preparation method solves the problems of limiting the strength, hardness, plasticity and toughness during the application of common A356.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: June 27, 2023
    Assignees: D. Mag (Kunshan) New Material Technology Co., Ltd, Giant Light Metal Technology (Haian) Co., Ltd, Nanjing Tech University
    Inventors: Kee Ping Tho, Jinfeng Leng