IT1047735B - Perfezionamento nei materiali di rivestimento isolante per acciai per elettromagneti - Google Patents

Perfezionamento nei materiali di rivestimento isolante per acciai per elettromagneti

Info

Publication number
IT1047735B
IT1047735B IT51699/75A IT5169975A IT1047735B IT 1047735 B IT1047735 B IT 1047735B IT 51699/75 A IT51699/75 A IT 51699/75A IT 5169975 A IT5169975 A IT 5169975A IT 1047735 B IT1047735 B IT 1047735B
Authority
IT
Italy
Prior art keywords
electromagnets
improvement
steel
insulating coating
coating materials
Prior art date
Application number
IT51699/75A
Other languages
English (en)
Original Assignee
Armco 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 Armco Steel Corp filed Critical Armco Steel Corp
Application granted granted Critical
Publication of IT1047735B publication Critical patent/IT1047735B/it

Links

Classifications

    • 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
    • H01B3/08—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances quartz; glass; glass wool; slag wool; vitreous enamels
    • H01B3/087—Chemical composition of glass
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/73—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process
    • C23C22/74—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process for obtaining burned-in conversion coatings
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Paints Or Removers (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Soft Magnetic Materials (AREA)
  • Inorganic Insulating Materials (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
IT51699/75A 1974-10-11 1975-10-08 Perfezionamento nei materiali di rivestimento isolante per acciai per elettromagneti IT1047735B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/513,951 US3948786A (en) 1974-10-11 1974-10-11 Insulative coating for electrical steels

Publications (1)

Publication Number Publication Date
IT1047735B true IT1047735B (it) 1980-10-20

Family

ID=24045223

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51699/75A IT1047735B (it) 1974-10-11 1975-10-08 Perfezionamento nei materiali di rivestimento isolante per acciai per elettromagneti

Country Status (18)

Country Link
US (1) US3948786A (it)
JP (1) JPS5634633B2 (it)
AU (1) AU500949B2 (it)
BE (1) BE834395A (it)
BR (1) BR7506612A (it)
CA (1) CA1056106A (it)
CS (1) CS188971B2 (it)
DE (1) DE2545578C2 (it)
ES (1) ES441692A1 (it)
FR (1) FR2299419A1 (it)
GB (1) GB1516350A (it)
IT (1) IT1047735B (it)
MX (1) MX3031E (it)
PL (1) PL116637B1 (it)
RO (1) RO71336A (it)
SE (1) SE422692B (it)
YU (1) YU36762B (it)
ZA (1) ZA756220B (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3996073A (en) * 1974-10-11 1976-12-07 Armco Steel Corporation Insulative coating for electrical steels
US4032366A (en) * 1975-05-23 1977-06-28 Allegheny Ludlum Industries, Inc. Grain-oriented silicon steel and processing therefor
JPS5917521B2 (ja) * 1975-08-22 1984-04-21 川崎製鉄株式会社 方向性けい素鋼板に耐熱性のよい上塗り絶縁被膜を形成する方法
SE402470B (sv) * 1976-10-29 1978-07-03 Asea Ab Sett att behandla ett med en isolerande skyddsbeleggning av silikat forsett foremal av kiselhaltigt stal
IT1115840B (it) * 1977-03-09 1986-02-10 Centro Speriment Metallurg Soluzione di rivestimenti per acciai per impieghi magnetici
US4344802A (en) * 1977-08-04 1982-08-17 Armco Inc. Stable slurry of inactive magnesia and method therefor
GB2009254B (en) * 1977-11-30 1982-08-18 Westinghouse Electric Corp Hydrogen permeation resistant coatings
JPS5651574A (en) * 1979-10-03 1981-05-09 Ngk Spark Plug Co Ltd Enameled steel sheet
US4269634A (en) * 1979-12-04 1981-05-26 Westinghouse Electric Corp. Loss reduction in oriented iron-base alloys containing sulfur
US4367101A (en) * 1981-04-06 1983-01-04 Armco Inc. Method of providing an anti-stick coating on non-oriented, semi-processed electrical steels to be subjected to a quality anneal
US4347085A (en) * 1981-04-23 1982-08-31 Armco Inc. Insulative coatings for electrical steels
CA1166804A (en) * 1982-05-06 1984-05-08 Michael H. Haselkorn Stable slurry of inactive magnesia and method therefor
US4456812A (en) 1982-07-30 1984-06-26 Armco Inc. Laser treatment of electrical steel
AT377788B (de) * 1982-08-27 1985-04-25 Itt Korrosionsschutzfarbe
US4535218A (en) * 1982-10-20 1985-08-13 Westinghouse Electric Corp. Laser scribing apparatus and process for using
US4645547A (en) * 1982-10-20 1987-02-24 Westinghouse Electric Corp. Loss ferromagnetic materials and methods of improvement
US4498936A (en) * 1984-05-21 1985-02-12 Armco Inc. Insulative coating composition for electrical steels
US4881975A (en) * 1986-12-23 1989-11-21 Albright & Wilson Limited Products for treating surfaces
US4882834A (en) * 1987-04-27 1989-11-28 Armco Advanced Materials Corporation Forming a laminate by applying pressure to remove excess sealing liquid between facing surfaces laminations
JPH06228721A (ja) * 1992-12-02 1994-08-16 Praxair St Technol Inc 耐溶融金属侵食性シール材およびその製造方法
DE102008008781A1 (de) * 2008-02-12 2009-08-20 Thyssenkrupp Electrical Steel Gmbh Verfahren zur Herstellung eines kornorientierten Elektrobands
US8790532B2 (en) * 2012-01-18 2014-07-29 Ati Properties, Inc. Chemical removal of surface defects from grain oriented electrical steel
JP6157647B2 (ja) * 2013-02-08 2017-07-05 ティッセンクルップ エレクトリカル スティール ゲゼルシャフト ミット ベシュレンクテル ハフツングＴｈｙｓｓｅｎｋｒｕｐｐ Ｅｌｅｃｔｉｋａｌ Ｓｔｅｅｌ ＧｍｂＨ 絶縁皮膜形成用組成物
EP3715480A1 (en) 2019-03-26 2020-09-30 Thyssenkrupp Electrical Steel Gmbh Iron-silicon material suitable for medium frequency applications
EP4365319A1 (en) 2022-11-03 2024-05-08 Thyssenkrupp Electrical Steel Gmbh Grain-oriented electrical steel strip and method for its production

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501846A (en) * 1945-10-03 1950-03-28 Armco Steel Corp Production of silicon steel sheet stock having the property of high surface resistivity
US2554250A (en) * 1947-12-11 1951-05-22 Westinghouse Electric Corp Insulating compositions for laminations and product produced therewith
NL80923C (it) * 1951-08-29
US3144364A (en) * 1960-11-14 1964-08-11 Westinghouse Electric Corp Induction annealing of magnetic alloy sheet
US3138492A (en) * 1961-10-11 1964-06-23 Allegheny Ludlum Steel Insulating coating for magnetic steel
US3248251A (en) * 1963-06-28 1966-04-26 Teleflex Inc Inorganic coating and bonding composition
US3207636A (en) * 1962-06-26 1965-09-21 Yawata Iron & Steel Co Method for coating silicon steel transformer sheets and composition
US3248249A (en) * 1963-06-28 1966-04-26 Telefiex Inc Inorganic coating and bonding composition
US3248250A (en) * 1963-06-28 1966-04-26 Teleflex Inc Coating and bonding composition
US3620779A (en) * 1966-06-09 1971-11-16 Westinghouse Electric Corp Phosphate glass coating for electrical steel sheets
US3528863A (en) * 1966-06-09 1970-09-15 Westinghouse Electric Corp Glass-coated electrical steel sheet
JPS4812300B1 (it) * 1968-10-28 1973-04-19
US3615918A (en) * 1969-03-28 1971-10-26 Armco Steel Corp Method of annealing with a magnesia separator containing a decomposable phosphate
US3840378A (en) * 1970-05-22 1974-10-08 Armco Steel Corp Insulative coatings for electrical steels
US3720549A (en) * 1970-09-23 1973-03-13 Gen Electric Insulating coating and method of making the same
BE789262A (fr) * 1971-09-27 1973-01-15 Nippon Steel Corp Procede de formation d'un film isolant sur un feuillard d'acierau silicium oriente

Also Published As

Publication number Publication date
BR7506612A (pt) 1976-08-17
AU500949B2 (en) 1979-06-07
ZA756220B (en) 1976-09-29
SE422692B (sv) 1982-03-22
CA1056106A (en) 1979-06-12
DE2545578C2 (de) 1982-10-21
YU36762B (en) 1984-08-31
US3948786A (en) 1976-04-06
RO71336A (ro) 1982-10-26
JPS5163498A (it) 1976-06-01
FR2299419B1 (it) 1978-04-07
SE7511325L (sv) 1976-04-12
FR2299419A1 (fr) 1976-08-27
BE834395A (fr) 1976-02-02
MX3031E (es) 1980-02-27
PL116637B1 (en) 1981-06-30
DE2545578A1 (de) 1976-04-22
ES441692A1 (es) 1977-04-16
GB1516350A (en) 1978-07-05
YU257575A (en) 1982-02-25
CS188971B2 (en) 1979-03-30
AU8533975A (en) 1977-04-07
JPS5634633B2 (it) 1981-08-11

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941027