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EP0057983A3 - Verfahren zur Herstellung von beschichtetem kornorientierten Siliziumstahl - Google Patents

Verfahren zur Herstellung von beschichtetem kornorientierten Siliziumstahl Download PDF

Info

Publication number
EP0057983A3
EP0057983A3 EP82300236A EP82300236A EP0057983A3 EP 0057983 A3 EP0057983 A3 EP 0057983A3 EP 82300236 A EP82300236 A EP 82300236A EP 82300236 A EP82300236 A EP 82300236A EP 0057983 A3 EP0057983 A3 EP 0057983A3
Authority
EP
European Patent Office
Prior art keywords
steel
silicon steel
grain oriented
oriented silicon
producing coated
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.)
Withdrawn
Application number
EP82300236A
Other languages
English (en)
French (fr)
Other versions
EP0057983A2 (de
Inventor
Charles Dean Boyer
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.)
Allegheny Ludlum Steel Corp
Original Assignee
Allegheny Ludlum 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
Application filed by Allegheny Ludlum Steel Corp filed Critical Allegheny Ludlum Steel Corp
Publication of EP0057983A2 publication Critical patent/EP0057983A2/de
Publication of EP0057983A3 publication Critical patent/EP0057983A3/de
Withdrawn legal-status Critical Current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
    • 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
    • C21D8/1283—Application of a separating or insulating coating
    • 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
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C21D1/70—Temporary coatings or embedding materials applied before or during heat treatment while heating or quenching
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/48—After-treatment of electroplated surfaces
    • C25D5/50—After-treatment of electroplated surfaces by heat-treatment
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D9/00—Electrolytic coating other than with metals
    • C25D9/04—Electrolytic coating other than with metals with inorganic materials
    • C25D9/08—Electrolytic coating other than with metals with inorganic materials by cathodic processes
    • C25D9/10—Electrolytic coating other than with metals with inorganic materials by cathodic processes on iron or steel
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP82300236A 1981-02-06 1982-01-18 Verfahren zur Herstellung von beschichtetem kornorientierten Siliziumstahl Withdrawn EP0057983A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23234181A 1981-02-06 1981-02-06
US232341 1981-02-06

Publications (2)

Publication Number Publication Date
EP0057983A2 EP0057983A2 (de) 1982-08-18
EP0057983A3 true EP0057983A3 (de) 1983-01-12

Family

ID=22872725

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82300236A Withdrawn EP0057983A3 (de) 1981-02-06 1982-01-18 Verfahren zur Herstellung von beschichtetem kornorientierten Siliziumstahl

Country Status (6)

Country Link
EP (1) EP0057983A3 (de)
JP (1) JPS57145935A (de)
KR (1) KR830009247A (de)
CA (1) CA1197757A (de)
PL (1) PL234964A1 (de)
RO (1) RO84030B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69109794T2 (de) * 1990-10-03 1996-02-08 Nippon Steel Corp Verfahren zur Herstellung von Kernen aus Permalloy.
US5547519A (en) * 1995-02-28 1996-08-20 Armco Inc. Magnesia coating and process for producing grain oriented electrical steel for punching quality

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1100181A (fr) * 1953-03-13 1955-09-16 Westinghouse Electric Corp Revêtements isolants pour tôles magnétiques et procédés de fabrication
FR1321837A (fr) * 1962-05-08 1963-03-22 Thomson Houston Comp Francaise Procédé pour revêtir des alliages de fer
GB922521A (en) * 1959-03-05 1963-04-03 Gen Electric Improvements in coated metallic sheet material and method of making same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1100181A (fr) * 1953-03-13 1955-09-16 Westinghouse Electric Corp Revêtements isolants pour tôles magnétiques et procédés de fabrication
GB922521A (en) * 1959-03-05 1963-04-03 Gen Electric Improvements in coated metallic sheet material and method of making same
FR1321837A (fr) * 1962-05-08 1963-03-22 Thomson Houston Comp Francaise Procédé pour revêtir des alliages de fer

Also Published As

Publication number Publication date
PL234964A1 (de) 1982-09-13
CA1197757A (en) 1985-12-10
KR830009247A (ko) 1983-12-19
EP0057983A2 (de) 1982-08-18
JPS57145935A (en) 1982-09-09
RO84030B (ro) 1984-06-30
RO84030A (ro) 1984-05-12

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): BE DE FR GB IT SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Designated state(s): BE DE FR GB IT SE

17P Request for examination filed

Effective date: 19821223

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Withdrawal date: 19831122

RIN1 Information on inventor provided before grant (corrected)

Inventor name: BOYER, CHARLES DEAN