ZA835031B - Laser treatment of electrical steel - Google Patents

Laser treatment of electrical steel

Info

Publication number
ZA835031B
ZA835031B ZA835031A ZA835031A ZA835031B ZA 835031 B ZA835031 B ZA 835031B ZA 835031 A ZA835031 A ZA 835031A ZA 835031 A ZA835031 A ZA 835031A ZA 835031 B ZA835031 B ZA 835031B
Authority
ZA
South Africa
Prior art keywords
electrical steel
laser treatment
laser
treatment
steel
Prior art date
Application number
ZA835031A
Other languages
English (en)
Inventor
Gary L Neiheisel
Jerry W Schoen
Original Assignee
Armco Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23596753&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA835031(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Armco Inc filed Critical Armco Inc
Publication of ZA835031B publication Critical patent/ZA835031B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/16—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets
    • H01F1/18—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets with insulating coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/082—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
    • B23K26/0821—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head using multifaceted mirrors, e.g. polygonal mirror
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/083—Devices involving movement of the workpiece in at least one axial direction
    • B23K26/0838—Devices involving movement of the workpiece in at least one axial direction by using an endless conveyor belt
    • B23K26/0846—Devices involving movement of the workpiece in at least one axial direction by using an endless conveyor belt for moving elongated workpieces longitudinally, e.g. wire or strip material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1294—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a localised treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/02—Iron or ferrous alloys
    • B23K2103/04—Steel or steel alloys
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics
    • Y10S148/903—Directly treated with high energy electromagnetic waves or particles, e.g. laser, electron beam

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
ZA835031A 1982-07-30 1983-07-11 Laser treatment of electrical steel ZA835031B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/403,714 US4456812A (en) 1982-07-30 1982-07-30 Laser treatment of electrical steel

Publications (1)

Publication Number Publication Date
ZA835031B true ZA835031B (en) 1984-04-25

Family

ID=23596753

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA835031A ZA835031B (en) 1982-07-30 1983-07-11 Laser treatment of electrical steel

Country Status (10)

Country Link
US (1) US4456812A (enExample)
EP (1) EP0100638B1 (enExample)
JP (1) JPS5933802A (enExample)
AU (1) AU572462B2 (enExample)
BR (1) BR8304029A (enExample)
CA (1) CA1202550A (enExample)
CZ (1) CZ279229B6 (enExample)
DE (1) DE3379245D1 (enExample)
ES (1) ES8405445A1 (enExample)
ZA (1) ZA835031B (enExample)

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KR101389647B1 (ko) 2010-04-01 2014-04-30 신닛테츠스미킨 카부시키카이샤 방향성 전자기 강판 및 그 제조 방법
DE102011000712A1 (de) 2011-02-14 2012-08-16 Thyssenkrupp Electrical Steel Gmbh Verfahren zum Erzeugen eines kornorientierten Stahlflachprodukts
US10745773B2 (en) * 2011-12-27 2020-08-18 Jfe Steel Corporation Device to improve iron loss properties of grain-oriented electrical steel sheet
KR101570018B1 (ko) 2011-12-28 2015-11-17 제이에프이 스틸 가부시키가이샤 방향성 전기 강판 및 그 철손 개선 방법
RU2576282C2 (ru) 2011-12-28 2016-02-27 ДжФЕ СТИЛ КОРПОРЕЙШН Текстурированный лист электротехнической стали и способ его изготовления
BR112015009485B1 (pt) 2012-11-08 2020-01-14 Nippon Steel & Sumitomo Metal Corp aparelho de processamento a laser e método de irradiação de laser
CN105492634B (zh) 2013-08-27 2018-12-14 Ak钢铁产权公司 具有改善的镁橄榄石涂层特性的晶粒取向电工钢
PL3165614T3 (pl) 2014-07-03 2023-07-24 Nippon Steel Corporation Zastosowanie urządzenia do obróbki laserowej i sposób wytwarzania blachy cienkiej ze stali elektromagnetycznej o ziarnach zorientowanych
BR112016030522B1 (pt) 2014-07-03 2019-11-05 Nippon Steel & Sumitomo Metal Corp aparelho de processamento a laser
DE102015114358B4 (de) 2015-08-28 2017-04-13 Thyssenkrupp Electrical Steel Gmbh Verfahren zum Herstellen eines kornorientierten Elektrobands und kornorientiertes Elektroband
KR102148383B1 (ko) * 2016-01-22 2020-08-26 주식회사 포스코 방향성 전기강판의 자구미세화 방법과 그 장치
WO2017170523A1 (ja) * 2016-03-28 2017-10-05 アイシン・エィ・ダブリュ株式会社 ロータの製造方法
RU2624998C1 (ru) * 2016-06-24 2017-07-11 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт автоматики им. Н.Л. Духова" (ФГУП "ВНИИА") Способ лазерной обработки неметаллических пластин
RU2646177C1 (ru) * 2017-02-03 2018-03-01 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт автоматики им. Н.Л. Духова" (ФГУП "ВНИИА") Способ лазерной обработки неметаллических материалов
CN108660295A (zh) * 2017-03-27 2018-10-16 宝山钢铁股份有限公司 一种低铁损取向硅钢及其制造方法
WO2022013960A1 (ja) * 2020-07-15 2022-01-20 日本製鉄株式会社 方向性電磁鋼板および方向性電磁鋼板の製造方法
JP7594212B2 (ja) * 2021-03-30 2024-12-04 日本製鉄株式会社 レーザ走査装置、レーザ走査方法、レーザ加工装置及び電磁鋼板の製造方法
JP7558885B2 (ja) * 2021-05-12 2024-10-01 日本発條株式会社 レーザ溶接装置と、レーザ溶接方法
CN113172325B (zh) * 2021-05-21 2022-05-13 重庆科技学院 一种电子封装用电磁脉冲焊接工艺及设备
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Also Published As

Publication number Publication date
EP0100638A2 (en) 1984-02-15
US4456812A (en) 1984-06-26
BR8304029A (pt) 1984-03-07
JPS5933802A (ja) 1984-02-23
JPH0532881B2 (enExample) 1993-05-18
EP0100638A3 (en) 1986-04-23
CZ279229B6 (cs) 1995-02-15
AU572462B2 (en) 1988-05-12
CZ568983A3 (en) 1994-05-18
CA1202550A (en) 1986-04-01
AU1648783A (en) 1984-02-02
DE3379245D1 (en) 1989-03-30
ES524560A0 (es) 1984-06-01
EP0100638B1 (en) 1989-02-22
ES8405445A1 (es) 1984-06-01

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