DE69316114D1 - Thick grain-oriented electrical steel sheets with excellent magnetic properties - Google Patents

Thick grain-oriented electrical steel sheets with excellent magnetic properties

Info

Publication number
DE69316114D1
DE69316114D1 DE69316114T DE69316114T DE69316114D1 DE 69316114 D1 DE69316114 D1 DE 69316114D1 DE 69316114 T DE69316114 T DE 69316114T DE 69316114 T DE69316114 T DE 69316114T DE 69316114 D1 DE69316114 D1 DE 69316114D1
Authority
DE
Germany
Prior art keywords
steel sheets
magnetic properties
electrical steel
oriented electrical
excellent magnetic
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
DE69316114T
Other languages
German (de)
Other versions
DE69316114T2 (en
Inventor
Yasunari Yoshitomi
Nobuyuki Takahashi
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=17011148&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69316114(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of DE69316114D1 publication Critical patent/DE69316114D1/en
Publication of DE69316114T2 publication Critical patent/DE69316114T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14775—Fe-Si based alloys in the form of sheets
    • 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
    • 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
    • C21D8/1255—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 with diffusion of elements, e.g. decarburising, nitriding
    • 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
    • C21D8/1261—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 following hot rolling
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
DE1993616114 1992-09-04 1993-09-06 Thick grain-oriented electrical steel sheets with excellent magnetic properties Expired - Fee Related DE69316114T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4237150A JP2659655B2 (en) 1992-09-04 1992-09-04 Thick grain-oriented electrical steel sheet with excellent magnetic properties

Publications (2)

Publication Number Publication Date
DE69316114D1 true DE69316114D1 (en) 1998-02-12
DE69316114T2 DE69316114T2 (en) 1998-04-23

Family

ID=17011148

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993616114 Expired - Fee Related DE69316114T2 (en) 1992-09-04 1993-09-06 Thick grain-oriented electrical steel sheets with excellent magnetic properties

Country Status (3)

Country Link
EP (1) EP0585956B1 (en)
JP (1) JP2659655B2 (en)
DE (1) DE69316114T2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4484711B2 (en) * 2002-11-11 2010-06-16 ポスコ Method for producing high silicon grained electrical steel sheet
US7736444B1 (en) 2006-04-19 2010-06-15 Silicon Steel Technology, Inc. Method and system for manufacturing electrical silicon steel
JP2016086611A (en) 2014-10-29 2016-05-19 三菱電機株式会社 Stator core cooling structure for rotary electric machine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61117215A (en) * 1984-10-31 1986-06-04 Nippon Steel Corp Manufacture of grain oriented magnetic steel sheet of low iron loss
JPS6240315A (en) * 1985-08-15 1987-02-21 Nippon Steel Corp Manufacture of grain-oriented silicon steel sheet having high magnetic flux density
EP0378131B1 (en) * 1989-01-07 1997-05-28 Nippon Steel Corporation A method of manufacturing a grain-oriented electrical steel strip
EP0390142B2 (en) * 1989-03-30 1999-04-28 Nippon Steel Corporation Process for producing grain-oriented electrical steel sheet having high magnetic flux density
JPH0372027A (en) * 1989-08-11 1991-03-27 Nippon Steel Corp Production of grain-oriented silicon steel sheet having high magnetic flux density and excellent in iron loss
JP2620438B2 (en) * 1991-10-28 1997-06-11 新日本製鐵株式会社 Manufacturing method of grain-oriented electrical steel sheet with high magnetic flux density

Also Published As

Publication number Publication date
EP0585956B1 (en) 1998-01-07
EP0585956A1 (en) 1994-03-09
JPH0688170A (en) 1994-03-29
JP2659655B2 (en) 1997-09-30
DE69316114T2 (en) 1998-04-23

Similar Documents

Publication Publication Date Title
DE69625845D1 (en) Magnetic steel sheet with improved magnetic properties and improved punchability
DE69327884D1 (en) Process for the production of grain-oriented electrical steel sheets with excellent magnetic properties
DE69332394T2 (en) Grain-oriented electrical sheet with high flux density and low iron losses and manufacturing processes
DE69420058D1 (en) Grain-oriented electrical sheet with very low iron losses and manufacturing processes
DE68917393T2 (en) NON-ORIENTED SILICONE SHEET BLAST WITH EXCELLENT MAGNETIC PROPERTIES.
DE69810852T2 (en) Grain-oriented electrical steel sheet with excellent magnetic properties and its manufacturing process
DE69403158T2 (en) Magnetic hysteresis clutch
DE69224575D1 (en) Process for the production of grain-oriented electrical steel sheets with excellent magnetic properties
DE69118169T2 (en) AMORPHE FE-B-SI ALLOYS WITH IMPROVED AC MAGNETIC PROPERTIES AND IMPROVED HANDLING
DE69208845T3 (en) Grain-oriented electrical sheet with improved magnetic properties and production of the same.
DE69402014D1 (en) Magnetic hysteresis clutch
DE69316114T2 (en) Thick grain-oriented electrical steel sheets with excellent magnetic properties
DE69421399D1 (en) Electromagnetic steel sheet with an electrically insulating coating and with excellent weldability
GB2270000B (en) Magnetic field induction multi-pulse therapy
DE69317598D1 (en) Magnetic resistive converter
DE59302103D1 (en) Coil with disks
DE69321301T2 (en) Liquid with both magnetic and electro-rheological effects
IT234312Y1 (en) ELECTROMAGNETIC SIGNALER
KR900010019A (en) Method of manufacturing semi-process non-oriented electrical steel sheet with excellent magnetic properties
DE69409186D1 (en) Magnetic material with zero magnetostriction
KR940026879U (en) Electromagnetic Induction Iron
DE9409470U1 (en) Magnetic yoke with supporting body and insulating body
KR960003028U (en) Magnetron with magnetic flux
KR950011580U (en) Magnetic lift
KR930022293U (en) Electromagnetic coil

Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee