Patents Examined by Daniel J Schleis
  • Patent number: 11673213
    Abstract: An aluminum alloy brazing sheet has a 3XXX, 1XXX or 6XXX core, an interliner and a 4XXX brazing layer without added Mg. The interliner has Bi and Mg, the magnesium migrating to the surface of the brazing sheet during brazing and reducing the aluminum oxide to facilitate brazing without flux in a controlled inert atmosphere with reduced oxygen.
    Type: Grant
    Filed: September 30, 2022
    Date of Patent: June 13, 2023
    Assignee: ARCONIC TECHNOLOGIES LLC
    Inventors: Stephen F. Baumann, Michael P. Danz, Ning Sun
  • Patent number: 11661667
    Abstract: An anti-corrosion terminal material including a base material made of copper or copper alloy and a coating film laminated on the base material: the coating film includes: a first coating film, provided with a zinc layer made of zinc alloy and a tin layer made of tin or tin alloy which are laminated in this order, and formed at a planned core contact part; and a second coating film including the tin layer but not comprising the zinc layer, which is provided at a planned contact part being a contact part when the terminal is formed: and the zinc layer has a thickness not less than 0.1 ?m and not more than 5.0 ?m and zinc concentration not less than 30% by mass and not more than 95% by mass, and has any one or more of nickel, iron, manganese, molybdenum, cobalt, cadmium, lead and tin as a balance.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: May 30, 2023
    Assignee: MITSUBISHI MATERIALS CORPORATION
    Inventors: Kenji Kubota, Yoshie Tarutani, Takashi Tamagawa, Kiyotaka Nakaya
  • Patent number: 11655555
    Abstract: An advanced reverse treated electrodeposited copper foil and a copper clad laminate using the same are provided. The advanced reverse treated electrodeposited copper foil has an uneven micro-roughened surface. The micro-roughened surface has a plurality of copper crystals, a plurality of copper whiskers and a plurality of copper crystal groups, which are in a non-uniform distribution to form a non-uniformly distributed horizontal or vertical stripe pattern.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: May 23, 2023
    Assignee: CO-TECH DEVELOPMENT CORP.
    Inventors: Yun-Hsing Sung, Shih-Shen Lee, Hung-Wei Hsu, Chun-Yu Kao
  • Patent number: 11654654
    Abstract: The present disclosure relates to an aluminum-based plated steel that is provided for vehicles by hot forming, an aluminum-based alloy plated steel manufactured using the same, and method of manufacturing thereof.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: May 23, 2023
    Assignee: POSCO Co., Ltd
    Inventors: Jin-Keun Oh, Il-Ryoung Sohn, Seong-Woo Kim, Jeom-Soo Shin
  • Patent number: 11638972
    Abstract: A method for manufacturing a porous layer of an acoustic attenuation structure, porous layer of an acoustic attenuation structure thus obtained and acoustic attenuation structure comprising the porous layer. A method for manufacturing a porous layer of an acoustic attenuation structure includes a first step of production of a solid layer including at least one structural frame embedded in a resin matrix and having first and second reinforcing strips arranged so as to delimit zones without reinforcing strips and a second step of production of through-holes in the zones without reinforcing strips of the solid layer using a laser beam.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: May 2, 2023
    Assignee: Airbus Operations (S.A.S.)
    Inventors: Florian Ravise, Florent Mercat
  • Patent number: 11629395
    Abstract: Disclosed is a hot-stamping component, which includes a base steel plate; and a plated layer on the base steel plate and including a first layer, a second layer, and an intermetallic compound portion having an island shape in the second layer, wherein the first layer and the second layer are sequentially stacked, and an area fraction of the intermetallic compound portion with respect to the second layer is an amount of 20% to 60%.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: April 18, 2023
    Assignee: Hyundai Steel Company
    Inventors: Hye Jin Kim, Kyu Yeon Hwang, Hyun Yeong Jung, Jin Ho Lee, Seung Pill Jung
  • Patent number: 11628520
    Abstract: Provided is a preform solder including a first metal containing Sn and a second metal formed of an alloy containing Ni and Fe. Alternatively, provided is a preform solder (1) having a metal structure including a first phase (10) that is a continuous phase and a second phase (20) dispersed in the first phase (10), the first phase (10) contains Sn, the second phase (20) is formed of an alloy containing Ni and Fe, and a grain boundary (15) of a metal is present in the first phase (10).
    Type: Grant
    Filed: March 29, 2022
    Date of Patent: April 18, 2023
    Assignee: Senju Metal Industry Co., Ltd.
    Inventors: Shunsuke Koga, Tomoki Sasaki, Yoshie Tachibana, Shunsaku Yoshikawa
  • Patent number: 11628497
    Abstract: A method for manufacturing a foam in a conduit comprises extruding a metal conduit. A metal foam powder is injected into a cavity of the metal conduit. The metal foam powder is activated to form a metal foam in the cavity of the metal conduit. A device for producing a foamed metal comprises an extruder that comprises one or more screws for extruding a metal through a die to form a conduit. The die comprises a plurality of ports for injecting a metal foam powder into a central hollow cavity or a wall cavity of the conduit. The device comprises a pressurizing section for increasing pressure on the metal foam powder and a thermal section for increasing the temperature of the metal foam powder to facilitate its expansion into a metal foam.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: April 18, 2023
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Adam R. Ballard, Joseph M. Polewarczyk, Joshua L. Solomon
  • Patent number: 11624100
    Abstract: An aspect of the present invention relates to a cold-rolled steel plate for hot forming, which is excellent in corrosion-resistance and spot-weldability, contains, by weight %, C: 0.1-0.4%, Si: 0.5-2.0%, Mn: 0.01-4.0%, Al: 0.001-0.4%, P: 0.001-0.05%, S: 0.0001-0.02%, Cr: 0.5% to less than 3.0%, N: 0.001-0.02%, and a balance of Fe and inevitable impurities, satisfying formula (1) below, and includes an Si amorphous oxidation layer continuously or discontinuously formed at a thickness of 1 nm-100 nm on the surface thereof. Formula (1): 1.4?0.4*Cr+Si?3.2 (wherein element symbols denote measurements of respective element contents by weight %).
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: April 11, 2023
    Assignee: POSCO CO., LTD
    Inventors: Jin-Keun Oh, Yeol-Rae Cho, A-Ra Cho, Jin-Ho Cha, Si-Myoung Heo, Jeong-Won Seo, Seong-Woo Kim
  • Patent number: 11618932
    Abstract: A steel sheet for a two-piece can, the steel sheet includes: by mass %, C: 0.010% or more and less than 0.050%; Si: 0.04% or less; Mn: 0.10% or more and less than 0.40%; P: 0.02% or less; S:0.020% or less; Al: more than 0.030% and 0.100% or less; N: 0.0005% or more and less than 0.0030%; B: 0.0005% to 0.0030%; and balance Fe and inevitable impurities, wherein an amount of N that is present as BN and a whole amount of N satisfy the following expression (1): [N as BN]/[N]>0.5??(1), where N as BN represents the amount of N that is present as BN, and N represents the whole amount of N, tensile strength is 420 MPa to 540 MPa, elongation is 5% or more, yield elongation is 3% or less, and ?r is ?0.50 to 0.10.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: April 4, 2023
    Assignee: JFE STEEL CORPORATION
    Inventors: Hayato Saito, Nobusuke Kariya, Katsumi Kojima
  • Patent number: 11618220
    Abstract: Parts (10) for connection to at least one further part (30, 30?). The part (10) has at least two weld sections (11, 11?) to be welded individually to at least one of the further parts (30, 30?) by vibration welding. Each weld section (11, 11?) has at least one weld surface (13, 13?), for connection to the corresponding further part (30, 30?), and is spatially separated from each other weld section (11, 11?) by at least one vibration decoupling zone (14, 14?,23, 26). The part (10) has a particular arrangement of the weld section (11, 11?) with respect to the center of gravity (S) or has a particular mass distribution with respect to the weld section (11, 11?). Methods for connecting a part to at least one further part (30, 30?) and a composite part (90) containing a part (10) and a further part (30, 30?) are also disclosed.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: April 4, 2023
    Assignee: Telsonic Holding AG
    Inventors: Axel Vietze, Peter Solenthaler
  • Patent number: 11608303
    Abstract: Provided are a coated member in which damage of a coating film can be suppressed in a high temperature environment and the coating may be performed at low cost, and a method of manufacturing the same. A coated member includes a bond coat and a top coat sequentially laminated on a substrate made of a Si-based ceramic or a SiC fiber-reinforced SiC matrix composite, wherein the top coat includes a layer composed of a mixed phase of a (Y1-aLn1a)2Si2O7 solid solution (here, Ln1 is any one of Nd, Sm, Eu, and Gd) and Y2SiO5 or a (Y1-bLn1?b)2SiO5 solid solution (here, Ln1? is any one of Nd, Sm, Eu, and Gd), or a mixed phase of a (Y1-cLn2c)2Si2O7 solid solution (here, Ln2 is any one of Sc, Yb, and Lu) and Y2SiO5 or a (Y1-dLn2?d)2SiO5 solid solution (here, Ln2? is any one of Sc, Yb, and Lu).
    Type: Grant
    Filed: April 27, 2022
    Date of Patent: March 21, 2023
    Assignee: MITSUBISHI HEAVY INDUSTRIES AERO ENGINES, LTD.
    Inventors: Mineaki Matsumoto, Takayuki Kurimura, Kosuke Nishikawa, Tadayuki Hanada
  • Patent number: 11608556
    Abstract: Provided is an alloy-coated steel sheet and a manufacturing method thereof. The alloy-coated steel sheet includes: a steel sheet; and an Al—Mg—Si alloy layer disposed on the steel sheet, wherein the Al—Mg—Si alloy layer has a form in which Mg—Si alloy grains are included in an alloy layer consisting of an Al—Mg alloy phase.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: March 21, 2023
    Assignees: POSCO HOLDINGS INC., RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY
    Inventors: Ji Hoon Yang, Jae In Jeong, Yong Hwa Jung, Tae Yeob Kim
  • Patent number: 11603581
    Abstract: A high-strength aluminum alloy coating. The coating includes aluminum, 9R phase, fine grains, nanotwins, stacking faults, and a solute capable of stabilizing the 9R phase, the fine grains, and the stacking faults. A method of making a high-strength aluminum alloy coating on a substrate. The method includes, depositing the constituents of an aluminum alloy on a substrate such that the deposit forms a high-strength aluminum alloy coating containing 9R phase, fine grains, nanotwins, and stacking faults. A high-strength deformation layer in and on a casting of an aluminum alloy containing 9R phase, fine grains, nanotwins, stacking faults, and a solute capable of stabilizing the PR phase, the fine grains, and the stacking faults. A method of making a high-strength deformation layer in and on a casting of an aluminum alloy by deforming the alloy such that deformation layer contains 9R phase, fine grains, nanotwins, and stacking faults.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: March 14, 2023
    Assignee: Purdue Research Foundation
    Inventors: Xinghang Zhang, Qiang Li, Haiyan Wang, Sichuang Xue, Yifan Zhang
  • Patent number: 11603471
    Abstract: A coating composition for a heat exchanger tube including vanadium (V), a flux, and a binder, wherein the vanadium is included in an amount of 28 to 38 parts by weight with respect to 100 parts by weight of the composition, and a coating method of a heat exchanger tube using the same are provided.
    Type: Grant
    Filed: October 14, 2019
    Date of Patent: March 14, 2023
    Assignees: Hyundai Motor Company, KIA Motors Corporation
    Inventor: Chang Yeol Yoo
  • Patent number: 11597985
    Abstract: The present disclosure provides a manufacturing method of an aluminum alloy composition. The manufacturing method includes the following steps in the sequence set forth: (S1) providing an aluminum master alloy, wherein the aluminum master alloy comprises aluminum and copper; (S2) adding chromium to the aluminum master alloy and performing a first melting; (S3) adding a tantalum-chromium alloy and performing a second melting; and (S4) adding silver and performing a third melting to form the aluminum alloy composition.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: March 7, 2023
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Fei-Yi Hung, Yu-Xian Huang, En-Yi Chu
  • Patent number: 11584981
    Abstract: A plated steel sheet having excellent post-coating corrosion resistance includes: a steel; and a plating layer that is provided on a surface of the steel, in which the plating layer includes, by mass %, Al: 5.00% to 35.00%, Mg: 2.50% to 13.00%, Fe: 5.00% to 35.00%, Si: 0% to 2.00%, Ca: 0% to 2.00%, and a remainder consisting of Zn and impurities, and in a cross section of the plating layer, the area fraction of a Fe2Al5 phase is 5.0% to 60.0%, the area fraction of an eutectic structure of Zn and MgZn2 is 10.0% to 80.0%, the area fraction of a massive MgZn2 phase is 5.0% to 40.0%, and the area fraction of a remainder is 10.0% or less.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: February 21, 2023
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Takuya Mitsunobu, Jun Maki, Hiroshi Takebayashi, Takehiro Takahashi, Kohei Tokuda
  • Patent number: 11578397
    Abstract: The present disclosure provides a hot-press formed part comprising a plated steel sheet and an aluminum alloy plated layer formed on the plated steel sheet, wherein the aluminum alloy plated layer comprises: an alloying layer (I) formed on the plated steel sheet and containing, by weight %, 5-30% of Al; an alloying layer (II) formed on the alloying layer (I) and containing, by weight %, 30 to 60% of Al; an alloying layer (III) formed on the alloying layer (II) and containing, by weight %, 20-50% of Al and 5-20% of Si; and an alloying layer (IV) formed continuously or discontinuously on at least a part of the surface of the alloying layer (III), and containing 30-60% of Al, wherein the rate of the alloying layer (III) exposed on the outermost surface of the aluminum alloy plated layer is 10% or more.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: February 14, 2023
    Assignee: POSCO CO., LTD
    Inventors: Seong-Woo Kim, Jin-Keun Oh, Sang-Heon Kim, Hyo-Sik Chun
  • Patent number: 11578393
    Abstract: This heat-resistant sintered material has, as an overall composition, a composition including, in terms of % by mass, Cr: 15% to 30%, Ni: 8% to 30%, Si: 2.0% to 6.0%, and C: 0.5% to 2.5% with a remainder being Fe and inevitable impurities, wherein the heat-resistant sintered material has a structure in which hard phases are dispersed in a matrix, the matrix includes Fe, Cr, Ni, and Si, the hard phase includes Fe, Cr, and C, and a porosity is 2.0% or less.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: February 14, 2023
    Assignee: Diamet Corporation
    Inventors: Ryosuke Fukuda, Masahisa Miyahara
  • Patent number: 11578398
    Abstract: An article includes a body having a plasma-sprayed ceramic coating on a surface thereof. The body can be formed of at one least one of the following materials: Al, Al2O3, AlN, Y2O3, YSZ, or SiC. The plasma-sprayed ceramic coating can include at least one of Y2O3, Y4Al2O9, Y3Al5O12 or a solid-solution of Y2O3 mixed with at least one of ZrO2, Al2O3, HfO2, Er2O3, Nd2O3, Nb2O5, CeO2, Sm2O3 or Yb2O3. The plasma-sprayed ceramic coating can further include splats.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: February 14, 2023
    Assignee: Applied Materials, Inc.
    Inventors: Jennifer Y. Sun, Yikai Chen, Biraja Prasad Kanungo