Patents Examined by Janell C Morillo
  • Patent number: 12290848
    Abstract: Provided is an efficient preparation method of a bimetallic seamless composite pipe, and belongs to the technical field of steel pipe manufacture. The efficient preparation method of the bimetallic seamless composite pipe includes following steps: sheathing a base pipe blank on a cladding pipe blank to obtain a composite pipe blank, and carrying out a stress relief annealing treatment on the composite pipe blank, where the base pipe blank and the cladding pipe blank are made of different materials; heating the composite pipe blank after the stress relief annealing treatment to a hot working window temperature, and sheathing on a core rod of an extrusion cylinder after an insulation treatment, and then extruding along an axial direction of the extrusion cylinder to obtain a bimetallic seamless composite pipe.
    Type: Grant
    Filed: July 10, 2024
    Date of Patent: May 6, 2025
    Assignee: TAIYUAN UNIVERSITY OF TECHNOLOGY
    Inventors: Jianchao Han, Yanjun Wang, Yi Jia, Xinlong Zhang, Wei Zhang, Yizhi Zhang, Shuzhi Zhang, Changjiang Zhang, Tao Wang
  • Patent number: 12286692
    Abstract: Disclosed are an aluminum-scandium alloy target with high scandium content and a preparation method thereof. The method comprises: preparing aluminum and scandium; melting the scandium; mixing the aluminum into the scandium, smelting and cooling to obtain an aluminum-scandium alloy through a plurality of cycles; ball-milling the alloy to obtain alloy powder and drying in vacuum, then pre-pressing and sintering in vacuum to obtain an aluminum-scandium alloy target billet; performing a thermal deformation process on the target billet to obtain the target, comprising hot forging, hot rolling and finish machining. In the present disclosure, the target has more uniform structure and chemical composition, higher relative density (up to 99.0% or more), finer grain size and higher ductility; reduce defects of shrinkage cavity and porosity, save material cost, solve problem of alloys with high brittleness, unable to process targets, meeting the requirements on wiring materials for large-scale integrated circuits.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: April 29, 2025
    Assignee: HUNAN RARE EARTH METAL MATERIAL RESEARCH INSTITUTE CO., LTD.
    Inventors: Hua Liu, Meisong Huang, Yuchuan Fan, Zhijian Wang, Shuaiguang Jia, Zhen Fu, Maohai Yao, Luhui Yang
  • Patent number: 12263890
    Abstract: Provided herein are novel, high-forming multi-layer aluminum alloy packages that include a core layer and one or more cladding layers. The alloy packages have excellent bake-hardening properties and are highly recyclable. The packages also display exceptional bendability and elongation properties. Also provided herein are novel aluminum alloy compositions for use as cladding layers. The compositions contain up to 0.6 wt. % Fe and one or more of Mn, Ni, Ti, Co, Nb, Cr, V, Zr, Hf and Ta.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: April 1, 2025
    Assignee: NOVELIS INC.
    Inventors: Guillaume Florey, Cyrille Bezencon, Corrado Bassi, Juergen Timm, Jean-Francois Despois, Jacques Stadlin
  • Patent number: 12252771
    Abstract: The present invention relates to an aluminum alloy for the manufacture of thick blocks comprising (as a percentage by weight), Zn: 5.3-5.9%, Mg: 0.8-1.8%, Cu: <0.2%, Zr: 0.05 to 0.12%, Ti<0.15%, Mn<0.1%, Cr<0.1%, Si<0.15%, Fe<0.20%, impurities having an individual content of <0.05% each and <0.15% in total, the rest aluminum. The alloy may be used in a process comprising the steps of: (a) casting a thick block of an alloy according to the invention (b) solution heat treating said cast block at a temperature of 500 to 560° C. for 10 minutes to 20 hours, (c) cooling said solution heat treated block to a temperature below 100° C., (d) tempering said solution heat treated and cooled block by heating to 120 to 170° C. for 4 to 48 hours, In this process, said block is not subjected to any significant deformation by working between the casting and the tempering.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: March 18, 2025
    Assignees: CONSTELLIUM ISSOIRE, CONSTELLIUM VALAIS SA (AG-LTD)
    Inventors: Cedric Gasqueres, Jean-Etienne Fournier
  • Patent number: 12252764
    Abstract: The present disclosure relates to a composite-strengthened heat-resistant and wear-resistant aluminum alloy and a preparation method thereof, and belongs to the field of preparation of high-performance metal materials. In the composite-strengthened heat-resistant and wear-resistant aluminum alloy of the present disclosure, an Al—Si—Cu—Mg alloy is adopted as a matrix, and microalloying elements for improving the heat resistance and a heat-resistant high-entropy alloy (HEA) for improving the wear resistance are added to allow composite strengthening. The preparation method mainly includes the following steps sequentially: smelting and alloying, blowing and refining, blow-compounding, die-casting molding, solution treatment, water quenching, and cryogenic and aging composite heat treatment.
    Type: Grant
    Filed: March 9, 2023
    Date of Patent: March 18, 2025
    Assignee: Jiangsu University
    Inventors: Hongming Wang, Wenxue Su, Guirong Li, Yujie Liu
  • Patent number: 12247264
    Abstract: A process for manufacturing a bimetallic part by means of a first component formed by a first aluminum alloy and a second component formed by a second aluminum alloy, said process involving: assembling the first component and the second component to obtain an assembled part; applying a thermal treatment to the assembled part at a temperature of 100 to 250° C., the thermal treatment causing the assembled part to deform, in particular as a result of a metallurgical deformation by a precipitation of hardening phases of the first component and/or the second component; cooling the part to ambient temperature, upon which the part remains deformed. The process involves, prior to the assembling step, an estimation of the degree of deformation that the assembled part will undergo under the effect of the thermal treatment.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: March 11, 2025
    Assignee: CONSTELLIUM ISSOIRE
    Inventors: Jean-Christophe Ehrstrom, Julien Laye, Sylvie Arsene, Timothy Warner
  • Patent number: 12221676
    Abstract: The present invention provides a photoluminescent aluminum alloy which exhibits high mechanical properties and which suppresses, to a high degree, the occurrence of color unevenness in cases where a tungsten-containing aluminum alloy die-cast material is subjected to anodization. Also provided is a photoluminescent aluminum alloy die-cast material produced using the photoluminescent aluminum alloy. This aluminum alloy contains 0.5-3.0 mass % of Mn, 0.3-2.0 mass % of Mg, 0.01-1.0 mass % of W and 1.0-3.0 mass % of Zn, with the remainder comprising aluminum and unavoidable impurities.
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: February 11, 2025
    Assignees: NIPPON LIGHT METAL COMPANY, LTD., NIKKEI MC ALUMINUM CO., LTD.
    Inventors: Shinya Miwa, Katsumi Fukaya, Hiroshi Horikawa, Izumi Yamamoto
  • Patent number: 12194529
    Abstract: New 2xxx aluminum alloys having are disclosed. The new 2xxx aluminum alloys generally include 2.5-3.9 wt. % Cu, 0.82-1.20 wt. % Li, 0.5-2.0 wt. % Zn, 0.10-0.60 wt. % Mn, 0.05-0.35 wt. % Mg, from 0.05 to 0.50 wt. % of at least one grain structure control element, wherein the at least one grain structure control element is selected from the group consisting of Zr, Sc, Cr, V, Hf, other rare earth elements, and combinations thereof, up to 0.22 wt. % Ag, up to 0.15 wt. % Fe, up to 0.12 wt. % Si, and up to 0.15 wt. % Ti, the balance being aluminum, incidental elements and impurities. The new 2xxx aluminum alloys may realize an improved combination of two or more of strength, fracture toughness, elongation, and corrosion resistance.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: January 14, 2025
    Assignee: Arconic Technologies LLC
    Inventors: Julien Boselli, Jen C. Lin, Lynette M. Karabin, Wei Wen
  • Patent number: 12195829
    Abstract: An Al—Ni—Fe-based alloy is based on an entire alloy of 100 wt % and includes: nickel (Ni) at 1.0 to 1.3 wt %; iron (Fe) at 0.3 to 0.9 wt %; silicon (Si) at 0.2 to 0.35 wt %; magnesium (Mg) at 0.3 to 0.5 wt %; and aluminum (Al) as a remainder, wherein a sum (Ni+Fe) of nickel and iron content is 1.6 wt % or more and 1.9 wt % or less.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: January 14, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventor: Heesam Kang
  • Patent number: 12173385
    Abstract: The present disclosure relates to an aluminum alloy material, and specifically to a weldable in-situ nano-strengthened rare-earth metal (REM)-containing aluminum alloy with high strength and toughness and a preparation method thereof. In the present disclosure, in-situ nano-ceramic particles and REMs simultaneously introduced into an Al—Zn—Mg alloy can effectively refine the grains and significantly improve the strength and toughness of the alloy; and REM-containing nano-precipitated phases and in-situ nanoparticles distributed in the grains or at grain boundaries can also significantly increase a recrystallization temperature of the alloy, effectively inhibit the dynamic recovery, reduce the re-dissolution of alloying elements, and improve the weldability of the alloy.
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: December 24, 2024
    Assignee: Jiangsu University
    Inventors: Xizhou Kai, Yutao Zhao, Yanjie Peng, Gang Chen, Ruikun Chen, Lin Wu, Ran Tao, Xiangfeng Liang
  • Patent number: 12116122
    Abstract: The invention relates to a method for manufacturing a laminated or forged material, the thickness of which is 14 to 100 mm. The materials according to the invention are particularly suitable for manufacturing airplane underwing elements.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: October 15, 2024
    Assignee: CONSTELLIUM ISSOIRE
    Inventor: Nicolas Bayona-Carrillo
  • Patent number: 12098453
    Abstract: The present application relates to the technical field of aluminum alloy, and more particularly to a 6××× series aluminum alloy, including: 0.7-1.1 wt. % of magnesium, 0.5-1.1 wt. % of silicon, 0.5-1.0 wt. % of copper, 0<manganese?0.15 wt. %, 0<iron?0.1 wt. %, 0<chromium?0.1 wt. %, 0<titanium?0.05 wt. %, less than or equal to 0.05 wt. % of zinc, and a balance of aluminum. A total weight percentage of Mn, Cr, and Ti is 0.02-0.25 wt. %, and a total weight percentage of Mn and Fe is 0.02-0.2 wt. %. The 6××× series aluminum alloy provided by the present application has excellent mechanical properties, including tensile strength and yield strength, as well as good plasticity, high corrosion resistance, and good welding processability.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: September 24, 2024
    Assignee: GUANGDONG ZHONGSE YANDA NEW MATERIAL TECHNOLOGY CO., LTD.
    Inventors: Hao Zhong, Ming Song, Dabin Yang, Zhongbin Yang
  • 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
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    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
    Assignees: NOVELIS INC., DENSO CORPORATION
    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
    Assignee: SOUTHWEST PETROLEUM UNIVERSITY
    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