DE69128216D1 - Verfahren zum Herstellen kornorientierter Elektrobleche mit niedrigen Wattverlusten - Google Patents

Verfahren zum Herstellen kornorientierter Elektrobleche mit niedrigen Wattverlusten

Info

Publication number
DE69128216D1
DE69128216D1 DE69128216T DE69128216T DE69128216D1 DE 69128216 D1 DE69128216 D1 DE 69128216D1 DE 69128216 T DE69128216 T DE 69128216T DE 69128216 T DE69128216 T DE 69128216T DE 69128216 D1 DE69128216 D1 DE 69128216D1
Authority
DE
Germany
Prior art keywords
oriented electrical
low wattage
producing grain
electrical sheets
losses
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69128216T
Other languages
English (en)
Other versions
DE69128216T2 (de
Inventor
Hisashi Kobayashi
Yoshiyuki Ushigami
Hiroyasu Fujii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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
Priority claimed from JP2190441A external-priority patent/JPH0730409B2/ja
Priority claimed from JP2250087A external-priority patent/JPH0730410B2/ja
Priority claimed from JP2409378A external-priority patent/JP2583357B2/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of DE69128216D1 publication Critical patent/DE69128216D1/de
Application granted granted Critical
Publication of DE69128216T2 publication Critical patent/DE69128216T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • C21D8/1272—Final recrystallisation annealing
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • C21D8/1288—Application of a tension-inducing coating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Chemical Treatment Of Metals (AREA)
DE69128216T 1990-07-20 1991-07-19 Verfahren zum Herstellen kornorientierter Elektrobleche mit niedrigen Wattverlusten Expired - Fee Related DE69128216T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2190441A JPH0730409B2 (ja) 1990-07-20 1990-07-20 低鉄損一方向性珪素鋼板の製造方法
JP2250087A JPH0730410B2 (ja) 1990-09-21 1990-09-21 低鉄損一方向性珪素鋼板の製造方法
JP2409378A JP2583357B2 (ja) 1990-12-28 1990-12-28 低鉄損一方向性珪素鋼板の製造方法

Publications (2)

Publication Number Publication Date
DE69128216D1 true DE69128216D1 (de) 1998-01-02
DE69128216T2 DE69128216T2 (de) 1998-07-09

Family

ID=27326327

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69128216T Expired - Fee Related DE69128216T2 (de) 1990-07-20 1991-07-19 Verfahren zum Herstellen kornorientierter Elektrobleche mit niedrigen Wattverlusten

Country Status (4)

Country Link
US (1) US5129965A (de)
EP (1) EP0467384B1 (de)
KR (1) KR940002683B1 (de)
DE (1) DE69128216T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960015212B1 (ko) * 1992-02-13 1996-11-04 신니뽄 세이데쓰 가부시키가이샤 저철손 방향성 전자 강판
EP0565029B1 (de) * 1992-04-07 1999-10-20 Nippon Steel Corporation Kornorientiertes Siliziumstahlblech mit geringen Eisenverlusten und Herstellungsverfahren
WO1994014549A1 (en) * 1992-12-28 1994-07-07 Kawasaki Steel Corporation Method of manufacturing hot rolled silicon steel sheets of excellent surface properties
WO2009149903A1 (de) * 2008-06-13 2009-12-17 Loi Thermoprocess Gmbh Verfahren zum hochtemperatur-glühen von kornorientiertem elektroband in einer schutzgasatmospäre in einem wärmebehandlungsofen
KR102574182B1 (ko) * 2019-01-16 2023-09-07 닛폰세이테츠 가부시키가이샤 방향성 전자 강판의 제조 방법

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE789262A (fr) * 1971-09-27 1973-01-15 Nippon Steel Corp Procede de formation d'un film isolant sur un feuillard d'acierau silicium oriente
DE2244992B2 (de) * 1972-09-14 1976-02-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zum herstellen homogen dotierter zonen in halbleiterbauelementen
JPS5826405B2 (ja) * 1979-10-03 1983-06-02 新日本製鐵株式会社 鉄損特性の優れた電機機器用電磁鋼板の製造方法
JPS5886405A (ja) * 1981-11-18 1983-05-24 Nec Corp 角度検出器
JPS60131976A (ja) * 1983-12-19 1985-07-13 Kawasaki Steel Corp 鉄損特性に優れた一方向性けい素鋼板の製造方法
GB2168626B (en) * 1984-11-10 1987-12-23 Nippon Steel Corp Grain-oriented electrical steel sheet having stable magnetic properties resistant to stress-relief annealing, and method and apparatus for producing the same
EP0215134B1 (de) * 1985-02-22 1990-08-08 Kawasaki Steel Corporation Herstellungsverfahren für unidirektionale siliziumstahlplatte mit aussergewöhnlichem eisenverlust
JPS628617A (ja) * 1985-07-05 1987-01-16 Hitachi Ltd 半導体集積回路装置
JPS6231050A (ja) * 1985-08-01 1987-02-10 Pioneer Electronic Corp 光磁気記録媒体
JPS6267114A (ja) * 1985-09-20 1987-03-26 Nippon Steel Corp 低鉄損一方向性電磁鋼板の製造方法
JPH0625955B2 (ja) * 1986-06-27 1994-04-06 富士電機株式会社 無効電力補償用制御装置
JPS6344804A (ja) * 1986-08-13 1988-02-25 井関農機株式会社 対地作業機のミツクスコントロ−ル装置
JPH0680174B2 (ja) * 1987-09-26 1994-10-12 川崎製鉄株式会社 低鉄損一方向性けい素鋼板の製造方法
JPS6483619A (en) * 1987-09-26 1989-03-29 Kawasaki Steel Co Production of low iron loss grain oriented silicon steel sheet

Also Published As

Publication number Publication date
EP0467384A2 (de) 1992-01-22
US5129965A (en) 1992-07-14
KR940002683B1 (ko) 1994-03-30
EP0467384A3 (en) 1993-09-01
EP0467384B1 (de) 1997-11-19
DE69128216T2 (de) 1998-07-09
KR920002805A (ko) 1992-02-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee