FR2348277B1 - - Google Patents

Info

Publication number
FR2348277B1
FR2348277B1 FR7711020A FR7711020A FR2348277B1 FR 2348277 B1 FR2348277 B1 FR 2348277B1 FR 7711020 A FR7711020 A FR 7711020A FR 7711020 A FR7711020 A FR 7711020A FR 2348277 B1 FR2348277 B1 FR 2348277B1
Authority
FR
France
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
FR7711020A
Other languages
French (fr)
Other versions
FR2348277A1 (fr
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
Priority claimed from US05/781,119 external-priority patent/US4186038A/en
Application filed by Allegheny Ludlum Steel Corp filed Critical Allegheny Ludlum Steel Corp
Publication of FR2348277A1 publication Critical patent/FR2348277A1/fr
Application granted granted Critical
Publication of FR2348277B1 publication Critical patent/FR2348277B1/fr
Granted 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • H01F1/14783—Fe-Si based alloys in the form of sheets with 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
    • 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)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Electromagnetism (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
FR7711020A 1976-04-15 1977-04-13 Procede de fabrication de toles de fer-silicium a cristau x orientes Granted FR2348277A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US67714776A 1976-04-15 1976-04-15
US67714676A 1976-04-15 1976-04-15
US74911776A 1976-12-09 1976-12-09
US05/781,119 US4186038A (en) 1976-04-15 1977-03-25 Method of producing silicon-iron sheet material with boron addition, and product

Publications (2)

Publication Number Publication Date
FR2348277A1 FR2348277A1 (fr) 1977-11-10
FR2348277B1 true FR2348277B1 (xx) 1983-11-04

Family

ID=27505370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7711020A Granted FR2348277A1 (fr) 1976-04-15 1977-04-13 Procede de fabrication de toles de fer-silicium a cristau x orientes

Country Status (9)

Country Link
JP (1) JPS52141415A (xx)
AU (1) AU513065B2 (xx)
BR (1) BR7702460A (xx)
FR (1) FR2348277A1 (xx)
GB (1) GB1584455A (xx)
IT (1) IT1125734B (xx)
PL (1) PL115481B1 (xx)
SE (1) SE7703456L (xx)
YU (1) YU98477A (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA773084B (en) * 1976-06-17 1978-04-26 Allegheny Ludlum Ind Inc Silicon steel and processing therefor
US4102713A (en) * 1976-06-17 1978-07-25 Allegheny Ludlum Industries, Inc. Silicon steel and processing therefore
DE2805810A1 (de) * 1977-03-07 1978-09-14 Gen Electric Beschichtung von silizium-eisenmaterial
AU4688979A (en) * 1978-05-30 1979-12-06 Allegheny Ludlum Industries Inc. Electrolytic base coating
MX167814B (es) * 1987-06-04 1993-04-13 Allegheny Ludlum Corp Metodo para producir acero al silicio orientado engrano con adiciones pequeñas de boro
GB2307917B (en) * 1995-12-08 1999-03-17 Hitachi Powdered Metals Manufacturing process of sintered iron alloy improved in machinability,mixed powder for manufacturing modification of iron alloy and iron alloy product

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1287424A (en) * 1968-11-01 1972-08-31 Nippon Steel Corp Process for producing oriented magnetic steel plates low in the iron loss
US3873381A (en) * 1973-03-01 1975-03-25 Armco Steel Corp High permeability cube-on-edge oriented silicon steel and method of making it
US3905843A (en) * 1974-01-02 1975-09-16 Gen Electric Method of producing silicon-iron sheet material with boron addition and product
AR208355A1 (es) * 1975-02-13 1976-12-20 Allegheny Ludlum Ind Inc Procedimiento para producir acero electromagnetico al silico
US4010050A (en) * 1975-09-08 1977-03-01 Allegheny Ludlum Industries, Inc. Processing for aluminum nitride inhibited oriented silicon steel

Also Published As

Publication number Publication date
AU513065B2 (en) 1980-11-13
JPS52141415A (en) 1977-11-25
PL115481B1 (en) 1981-04-30
FR2348277A1 (fr) 1977-11-10
YU98477A (en) 1982-10-31
GB1584455A (en) 1981-02-11
BR7702460A (pt) 1978-01-17
SE7703456L (sv) 1977-10-16
IT1125734B (it) 1986-05-14
AU2431777A (en) 1978-10-19

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse