FR2228854B1 - - Google Patents

Info

Publication number
FR2228854B1
FR2228854B1 FR7413792A FR7413792A FR2228854B1 FR 2228854 B1 FR2228854 B1 FR 2228854B1 FR 7413792 A FR7413792 A FR 7413792A FR 7413792 A FR7413792 A FR 7413792A FR 2228854 B1 FR2228854 B1 FR 2228854B1
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
FR7413792A
Other languages
French (fr)
Other versions
FR2228854A1 (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.)
Sunbeam Oster Co Inc
Original Assignee
Allegheny Ludlum Industries Inc
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 US00358238A external-priority patent/US3855021A/en
Priority claimed from US00357973A external-priority patent/US3855019A/en
Application filed by Allegheny Ludlum Industries Inc filed Critical Allegheny Ludlum Industries Inc
Publication of FR2228854A1 publication Critical patent/FR2228854A1/en
Application granted granted Critical
Publication of FR2228854B1 publication Critical patent/FR2228854B1/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
    • C21D8/1244—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
    • C21D8/1266—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 between cold rolling steps
    • 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
FR7413792A 1973-05-07 1974-04-19 Silicon steel with high magnetic permeability - prepd. by casting, hot-rolling, annealing and cooling Granted FR2228854A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00358238A US3855021A (en) 1973-05-07 1973-05-07 Processing for high permeability silicon steel comprising copper
US00357973A US3855019A (en) 1973-05-07 1973-05-07 Processing for high permeability silicon steel comprising copper

Publications (2)

Publication Number Publication Date
FR2228854A1 FR2228854A1 (en) 1974-12-06
FR2228854B1 true FR2228854B1 (en) 1979-02-16

Family

ID=26999871

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7413792A Granted FR2228854A1 (en) 1973-05-07 1974-04-19 Silicon steel with high magnetic permeability - prepd. by casting, hot-rolling, annealing and cooling

Country Status (5)

Country Link
BR (1) BR7403627D0 (en)
FR (1) FR2228854A1 (en)
PL (1) PL89829B1 (en)
RO (1) RO69739A (en)
SE (1) SE415196B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4078952A (en) * 1976-06-17 1978-03-14 Allegheny Ludlum Industries, Inc. Controlling the manganese to sulfur ratio during the processing for high permeability silicon steel
JPS58100627A (en) * 1981-12-11 1983-06-15 Nippon Steel Corp Manufacture of directional electrical sheet

Also Published As

Publication number Publication date
BR7403627D0 (en) 1974-11-19
RO69739A (en) 1982-02-01
PL89829B1 (en) 1976-12-31
FR2228854A1 (en) 1974-12-06
SE415196B (en) 1980-09-15
AU6743274A (en) 1975-10-02

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Legal Events

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