IT1047747B - Perfezionamento nei procedimenti per la produzione di acciai al silicio ad elevata permeabilita magnetica - Google Patents

Perfezionamento nei procedimenti per la produzione di acciai al silicio ad elevata permeabilita magnetica

Info

Publication number
IT1047747B
IT1047747B IT51715/75A IT5171575A IT1047747B IT 1047747 B IT1047747 B IT 1047747B IT 51715/75 A IT51715/75 A IT 51715/75A IT 5171575 A IT5171575 A IT 5171575A IT 1047747 B IT1047747 B IT 1047747B
Authority
IT
Italy
Prior art keywords
procedures
improvement
production
magnetic permeability
high magnetic
Prior art date
Application number
IT51715/75A
Other languages
English (en)
Original Assignee
Allegheny Ludlum Ind 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
Application filed by Allegheny Ludlum Ind Inc filed Critical Allegheny Ludlum Ind Inc
Application granted granted Critical
Publication of IT1047747B publication Critical patent/IT1047747B/it

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
    • C21D8/1266—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
    • 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
    • C21D8/1233—Cold 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
    • C21D8/1261—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Metal Rolling (AREA)
IT51715/75A 1974-11-18 1975-10-09 Perfezionamento nei procedimenti per la produzione di acciai al silicio ad elevata permeabilita magnetica IT1047747B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US524846A US3929522A (en) 1974-11-18 1974-11-18 Process involving cooling in a static atmosphere for high permeability silicon steel comprising copper

Publications (1)

Publication Number Publication Date
IT1047747B true IT1047747B (it) 1980-10-20

Family

ID=24090895

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51715/75A IT1047747B (it) 1974-11-18 1975-10-09 Perfezionamento nei procedimenti per la produzione di acciai al silicio ad elevata permeabilita magnetica

Country Status (14)

Country Link
US (1) US3929522A (it)
JP (1) JPS5843444B2 (it)
AR (1) AR208730A1 (it)
BE (1) BE834876A (it)
CA (1) CA1041879A (it)
DE (1) DE2550426A1 (it)
ES (1) ES441705A1 (it)
FR (1) FR2291276A1 (it)
GB (1) GB1478739A (it)
IN (1) IN143003B (it)
IT (1) IT1047747B (it)
PL (1) PL106073B1 (it)
SE (1) SE414949B (it)
YU (1) YU291375A (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1558621A (en) * 1975-07-05 1980-01-09 Zaidan Hojin Denki Jiki Zairyo High dumping capacity alloy
US4054470A (en) * 1976-06-17 1977-10-18 Allegheny Ludlum Industries, Inc. Boron and copper bearing silicon steel and processing therefore
US4174235A (en) * 1978-01-09 1979-11-13 General Electric Company Product and method of producing silicon-iron sheet material employing antimony
US4113529A (en) * 1977-09-29 1978-09-12 General Electric Company Method of producing silicon-iron sheet material with copper as a partial substitute for sulfur, and product
US4177091A (en) * 1978-08-16 1979-12-04 General Electric Company Method of producing silicon-iron sheet material, and product
JPS57145963A (en) * 1981-03-04 1982-09-09 Hitachi Metals Ltd Material for magnetic head and its manufacture
JPS6048886B2 (ja) * 1981-08-05 1985-10-30 新日本製鐵株式会社 鉄損の優れた高磁束密度一方向性電磁鋼板及びその製造方法
JPH01159859U (it) * 1988-04-28 1989-11-06
US5078808A (en) † 1990-07-09 1992-01-07 Armco Inc. Method of making regular grain oriented silicon steel without a hot band anneal
DE69128624T3 (de) † 1991-10-21 2002-05-29 Armco Inc Verfahren zum Herstellen von normal kornorientiertem Stahl mit hohem Silizium- und niedrigem Kohlenstoffgehalt

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287184A (en) * 1963-10-22 1966-11-22 Bethlehem Steel Corp Method of producing low carbon electrical sheet steel
FR2007129A1 (it) * 1968-04-27 1970-01-02 Yawata Iron & Steel Co
US3671337A (en) * 1969-02-21 1972-06-20 Nippon Steel Corp Process for producing grain oriented electromagnetic steel sheets having excellent magnetic characteristics
BE790798A (fr) * 1971-11-04 1973-02-15 Armco Steel Corp Procédé de fabrication de fer au silicium à orientation cube-sur-arete à partir de brames coulées
US3770517A (en) * 1972-03-06 1973-11-06 Allegheny Ludlum Ind Inc Method of producing substantially non-oriented silicon steel strip by three-stage cold rolling
US3855018A (en) * 1972-09-28 1974-12-17 Allegheny Ludlum Ind Inc Method for producing grain oriented silicon steel comprising copper
US3873381A (en) * 1973-03-01 1975-03-25 Armco Steel Corp High permeability cube-on-edge oriented silicon steel and method of making it
US3855019A (en) * 1973-05-07 1974-12-17 Allegheny Ludlum Ind Inc Processing for high permeability silicon steel comprising copper
US3855021A (en) * 1973-05-07 1974-12-17 Allegheny Ludlum Ind Inc Processing for high permeability silicon steel comprising copper
US3855020A (en) * 1973-05-07 1974-12-17 Allegheny Ludlum Ind Inc Processing for high permeability silicon steel comprising copper
US3925115A (en) * 1974-11-18 1975-12-09 Allegheny Ludlum Ind Inc Process employing cooling in a static atmosphere for high permeability silicon steel comprising copper

Also Published As

Publication number Publication date
SE7512968L (sv) 1976-05-19
AR208730A1 (es) 1977-02-28
YU291375A (en) 1982-02-28
GB1478739A (en) 1977-07-06
AU8499875A (en) 1977-03-24
FR2291276B1 (it) 1981-08-28
PL106073B1 (pl) 1979-11-30
JPS5173922A (it) 1976-06-26
FR2291276A1 (fr) 1976-06-11
DE2550426A1 (de) 1976-05-20
JPS5843444B2 (ja) 1983-09-27
US3929522A (en) 1975-12-30
DE2550426C2 (it) 1987-12-23
CA1041879A (en) 1978-11-07
IN143003B (it) 1977-09-17
ES441705A1 (es) 1977-04-01
BE834876A (fr) 1976-02-16
SE414949B (sv) 1980-08-25

Similar Documents

Publication Publication Date Title
IT1038230B (it) Procedimento per la produzione di acciaio
IT1028240B (it) Procedimento per la produzione di acciaio
IT1064101B (it) Perfezionamento nei procedimenti di produzione di gas di sintesi
IT1069991B (it) Perfezionamento nei procedimenti per la produzione di acciaio elettromagentico al silicio
IT997575B (it) Perfezionamento nei procedimenti catalitici per la produzione di poliuretani
IT1011367B (it) Procedimento per la produzione di acciaio al silicio ad elevata permeabilita
IT1047747B (it) Perfezionamento nei procedimenti per la produzione di acciai al silicio ad elevata permeabilita magnetica
IT1036896B (it) Procedimento per la produzione di ghisa sferolitica
IT1036357B (it) Procedimento per la produzione di refrattari
IT1011366B (it) Procedimento per la produzione di acciaio al silicio ad elevata permeabilita
IT1011368B (it) Procedimento per la produzione di acciaio al silicio ad elevata permeabilita
IT1029613B (it) Procedimento per la produzione di lamierino magnetico ad alta permea bilita
IT1036429B (it) Procedimento per la produzione di dimetisolfossido
IT1031603B (it) Procedimento per la fabbricazione di particelle magnetiche in particolare per l ottenimento di inchiostri magnetici
IT1029757B (it) Perfezionamenti nei dispositivi e procedimenti per la produzione di elettrodi per la fusione di alluminio
IT1035730B (it) Perfezionamento nei procedimenti di affinazione per acciai
IT1079691B (it) Perfezionamento nei procedimento di produzione di acciai al silicio per impieghi magnetici
IT1052524B (it) Perfezionamento nei tamburi per la fabbricazione di copertoni
IT946065B (it) Perfezionamenti nei procedimenti per la preparazione di dicloroe tano
IT1053850B (it) Perfezionamento nei procedimenti per la produzione di acciai magnetici al silicio
IT1047746B (it) Perfezionamento nei procedimenti di produzione di acciaio al silicio di elevata permeabilita
IT1041114B (it) Procedimento per la produzione di nastri di acciaio al silicio per impieghi magnetici
IT1041180B (it) Procedimento per la produzione di diamminonaftalina
IT1023209B (it) Procedimento perfezionate per la produzione di grandi lingotti di acoaiaio
IT1008912B (it) Perfezionamento nei procedimenti per la produzione di lingotti di acciaio di grandi dimensioni