GB873733A - Improvements in or relating to magnetic steel - Google Patents

Improvements in or relating to magnetic steel

Info

Publication number
GB873733A
GB873733A GB25632/59A GB2563259A GB873733A GB 873733 A GB873733 A GB 873733A GB 25632/59 A GB25632/59 A GB 25632/59A GB 2563259 A GB2563259 A GB 2563259A GB 873733 A GB873733 A GB 873733A
Authority
GB
United Kingdom
Prior art keywords
sheet
furnace
phosphoric acid
temperature
rollers
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
Application number
GB25632/59A
Other languages
English (en)
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB873733A publication Critical patent/GB873733A/en
Expired 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
    • H01F1/16—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
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
    • B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers
    • 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
    • C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
    • C21D8/1238—Flattening; Dressing; Flexing
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/002—Inhomogeneous material in general
    • H01B3/006—Other inhomogeneous material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H01B3/04—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances mica
    • 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
    • C21D8/125—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 application of tension

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Chemical Treatment Of Metals (AREA)
GB25632/59A 1958-08-01 1959-07-27 Improvements in or relating to magnetic steel Expired GB873733A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US752625A US2980561A (en) 1958-08-01 1958-08-01 Method of producing improved magnetic steel strip

Publications (1)

Publication Number Publication Date
GB873733A true GB873733A (en) 1961-07-26

Family

ID=25027096

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25632/59A Expired GB873733A (en) 1958-08-01 1959-07-27 Improvements in or relating to magnetic steel

Country Status (3)

Country Link
US (1) US2980561A (fr)
FR (1) FR1232687A (fr)
GB (1) GB873733A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1008661A2 (fr) * 1998-12-12 2000-06-14 Sundwig GmbH Installation pour traiter des bandes métalliques en marche continue le long d'une direction principale de transport

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3109044A (en) * 1959-07-07 1963-10-29 Crucible Steel Co America Heat treating apparatus
US3144364A (en) * 1960-11-14 1964-08-11 Westinghouse Electric Corp Induction annealing of magnetic alloy sheet
US3235241A (en) * 1961-07-06 1966-02-15 United Engineering Mfg Co Apparatus for treating wire
BE625879A (fr) * 1961-12-29
US3312576A (en) * 1963-07-03 1967-04-04 Reynolds Metals Co Method of treating metal
US3421925A (en) * 1965-07-30 1969-01-14 Westinghouse Electric Corp Method for producing improved metallic strip material
US3522113A (en) * 1968-01-02 1970-07-28 Armco Steel Corp Potassium silicate coated silicon steel article
US3935038A (en) * 1971-10-28 1976-01-27 Nippon Steel Corporation Method for manufacturing non-oriented electrical steel sheet and strip having no ridging
GB1417403A (en) * 1972-06-22 1975-12-10 Ici Ltd Coating composition
US3804158A (en) * 1973-08-22 1974-04-16 Gte Sylvania Inc Rapid warmup furnace for processing electron discharge device cathodes
US3849214A (en) * 1973-10-26 1974-11-19 Westinghouse Electric Corp Cold roller leveling treatment of cube oriented silicon steel to remove coil set
US4016740A (en) * 1973-12-27 1977-04-12 Nippon Steel Corporation Method and an apparatus for the manufacture of a steel sheet
JPS5221252A (en) * 1975-08-13 1977-02-17 Nippon Steel Corp Shape straightening method of metal strip or plate
JPS5943979B2 (ja) * 1979-10-31 1984-10-25 川崎製鉄株式会社 炉内張力制御方法
US4619717A (en) * 1984-04-23 1986-10-28 Park-Ohio Industries, Inc. Heating magnetic metal workpieces
US5096510A (en) * 1989-12-11 1992-03-17 Armco Inc. Thermal flattening semi-processed electrical steel
EP0591589A1 (fr) * 1992-10-07 1994-04-13 Sumitomo Metal Industries, Ltd. Procédé et machine à dresser des tôles
JP2942458B2 (ja) * 1993-04-16 1999-08-30 住友電気工業株式会社 フラットケーブル用導体の製造方法および製造設備
KR100207067B1 (ko) * 1996-05-18 1999-07-01 지원국 전기 가열식 금속 스트립 압연기
US20050003079A1 (en) * 2003-03-17 2005-01-06 Tdk Corporation Production method of laminated soft magnetic member, production method of soft magnetic sheet, and method for heat treating laminated soft magnetic member
FR3027920B1 (fr) * 2014-10-29 2019-03-29 Fives Stein Procede d'orientation de grains de tole d'acier, dispositif s'y rapportant, et installation mettant en oeuvre ce procede ou ce dispositif
US20180140028A1 (en) * 2016-11-22 2018-05-24 Ogio International, Inc. Pocket access
WO2019036722A1 (fr) * 2017-08-18 2019-02-21 Northeastern University Procédé de production de tétraténite et système associé

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1914439A (en) * 1930-01-06 1933-06-20 Mckenna Process Company Of Ill Method of hot straightening
DE634533C (de) * 1931-04-07 1936-08-29 Aeg Verfahren zum Walzen von Blechen, insbesondere von Dynamo- und Transformatorenblachen, aus Siliciumstahlbloecken
US2040442A (en) * 1932-11-30 1936-05-12 Bethlehem Steel Corp Method of treating sheet metal
US2333282A (en) * 1938-12-16 1943-11-02 Acme Steel Co Method of and apparatus for straightening strip steel
US2351922A (en) * 1941-03-28 1944-06-20 Westinghouse Electric & Mfg Co Treatment of silicon-iron alloys
US2413949A (en) * 1942-12-23 1947-01-07 Gen Electric Treating silicon steel strip
US2501846A (en) * 1945-10-03 1950-03-28 Armco Steel Corp Production of silicon steel sheet stock having the property of high surface resistivity
US2666003A (en) * 1949-02-18 1954-01-12 Bethlehem Steel Corp Treating strip

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1008661A2 (fr) * 1998-12-12 2000-06-14 Sundwig GmbH Installation pour traiter des bandes métalliques en marche continue le long d'une direction principale de transport
EP1008661A3 (fr) * 1998-12-12 2000-06-28 Sundwig GmbH Installation pour traiter des bandes métalliques en marche continue le long d'une direction principale de transport

Also Published As

Publication number Publication date
FR1232687A (fr) 1960-10-11
US2980561A (en) 1961-04-18

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