GB2120645B - Stable slurry of inactive magnesia for coating silicon steel - Google Patents

Stable slurry of inactive magnesia for coating silicon steel

Info

Publication number
GB2120645B
GB2120645B GB8213163A GB8213163A GB2120645B GB 2120645 B GB2120645 B GB 2120645B GB 8213163 A GB8213163 A GB 8213163A GB 8213163 A GB8213163 A GB 8213163A GB 2120645 B GB2120645 B GB 2120645B
Authority
GB
United Kingdom
Prior art keywords
silicon steel
coating silicon
stable slurry
inactive magnesia
magnesia
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
GB8213163A
Other versions
GB2120645A (en
Inventor
Michael Harris Haselkorn
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.)
Armco Inc
Original Assignee
Armco 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 to CA000402189A priority Critical patent/CA1166804A/en
Application filed by Armco Inc filed Critical Armco Inc
Priority to GB8213163A priority patent/GB2120645B/en
Priority to SE8202847A priority patent/SE450496B/en
Priority to DE19823218821 priority patent/DE3218821C2/en
Priority to FR8208814A priority patent/FR2527198B1/en
Priority to JP8812782A priority patent/JPS6017027B2/en
Priority to BE0/208209A priority patent/BE893342A/en
Publication of GB2120645A publication Critical patent/GB2120645A/en
Application granted granted Critical
Publication of GB2120645B publication Critical patent/GB2120645B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/02—Frit compositions, i.e. in a powdered or comminuted form
    • C03C8/08—Frit compositions, i.e. in a powdered or comminuted form containing phosphorus
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C21D1/70—Temporary coatings or embedding materials applied before or during heat treatment while heating or quenching
    • 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
    • C23D—ENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS
    • C23D5/00—Coating with enamels or vitreous layers
    • C23D5/10—Coating with enamels or vitreous layers with refractory materials
    • 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
GB8213163A 1982-05-06 1982-05-06 Stable slurry of inactive magnesia for coating silicon steel Expired GB2120645B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CA000402189A CA1166804A (en) 1982-05-06 1982-05-04 Stable slurry of inactive magnesia and method therefor
GB8213163A GB2120645B (en) 1982-05-06 1982-05-06 Stable slurry of inactive magnesia for coating silicon steel
SE8202847A SE450496B (en) 1982-05-06 1982-05-06 COMPOSITION TO PREPARE A NON-LEADING GLASS MOVIE ON SURFACES OF ORIENTED SILICON-ALLOY STEEL AND WAY TO PREPARE THE COMPOSITION
DE19823218821 DE3218821C2 (en) 1982-05-06 1982-05-18 Stable slurry of inactive magnesia and process for its preparation
FR8208814A FR2527198B1 (en) 1982-05-06 1982-05-19 MAGNESIS COMPOSITION FOR FORMING AN INSULATING GLASS COATING ON SILICON STEEL AND PROCESS FOR PRODUCING THE SAME
JP8812782A JPS6017027B2 (en) 1982-05-06 1982-05-26 Stable slurry of inert magnesia and its manufacturing method
BE0/208209A BE893342A (en) 1982-05-06 1982-05-28 AQUEOUS MAGNESIA PELLET FOR FORMING AN INSULATING GLASS COATING ON SILICON STEEL

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8213163A GB2120645B (en) 1982-05-06 1982-05-06 Stable slurry of inactive magnesia for coating silicon steel

Publications (2)

Publication Number Publication Date
GB2120645A GB2120645A (en) 1983-12-07
GB2120645B true GB2120645B (en) 1987-02-25

Family

ID=10530209

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8213163A Expired GB2120645B (en) 1982-05-06 1982-05-06 Stable slurry of inactive magnesia for coating silicon steel

Country Status (7)

Country Link
JP (1) JPS6017027B2 (en)
BE (1) BE893342A (en)
CA (1) CA1166804A (en)
DE (1) DE3218821C2 (en)
FR (1) FR2527198B1 (en)
GB (1) GB2120645B (en)
SE (1) SE450496B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62151080A (en) * 1985-12-25 1987-07-06 Matsushita Electric Ind Co Ltd Receiver
JPS62156226A (en) * 1985-12-27 1987-07-11 Nippon Steel Corp Production of grain oriented electrical steel sheet having uniform glass film and excellent magnetic characteristic
FR2718129B1 (en) * 1994-04-05 1996-06-21 Europ Propulsion Process for the protection against oxidation of a porous material containing carbon, and material obtained.
CN102253166A (en) * 2011-06-07 2011-11-23 首钢总公司 Method for determining activity degree curve of magnesium oxide citric acid for electrical steel
DE102013102301A1 (en) * 2013-03-08 2014-09-11 Chemische Fabrik Budenheim Kg Coating system based on a combination of monoaluminum phosphate with magnesium oxide
CN104831267B (en) * 2015-04-23 2017-12-12 包头市威丰稀土电磁材料股份有限公司 Cold-rolled orientation silicon steel magnesium oxide coating production technology
JP7151350B2 (en) 2017-10-19 2022-10-12 株式会社デンソー spark plug for internal combustion engine
CN107740079A (en) * 2017-10-20 2018-02-27 德清县康祺化学品有限公司 Can low temperature phosphor metal surface conditioner and preparation method thereof

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2385332A (en) * 1941-04-23 1945-09-25 American Rolling Mill Co Production of silicon steel sheet stock having insulative surfaces
US3287183A (en) * 1964-06-22 1966-11-22 Yawata Iron & Steel Co Process for producing single-oriented silicon steel sheets having a high magnetic induction
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
JPS5113469B2 (en) * 1972-10-13 1976-04-28
US3873381A (en) * 1973-03-01 1975-03-25 Armco Steel Corp High permeability cube-on-edge oriented silicon steel and method of making it
US3841925A (en) * 1973-09-12 1974-10-15 Morton Norwich Products Inc Magnesium oxide steel coating composition and process
US3905843A (en) * 1974-01-02 1975-09-16 Gen Electric Method of producing silicon-iron sheet material with boron addition and product
US3905842A (en) * 1974-01-07 1975-09-16 Gen Electric Method of producing silicon-iron sheet material with boron addition and product
US3957546A (en) * 1974-09-16 1976-05-18 General Electric Company Method of producing oriented silicon-iron sheet material with boron and nitrogen additions
US3948786A (en) * 1974-10-11 1976-04-06 Armco Steel Corporation Insulative coating for electrical steels
US4000015A (en) * 1975-05-15 1976-12-28 Allegheny Ludlum Industries, Inc. Processing for cube-on-edge oriented silicon steel using hydrogen of controlled dew point
GB1597656A (en) * 1977-05-20 1981-09-09 Armco Inc Process of producing an electrically insulative glass film on silicon steel
BR7804962A (en) * 1977-08-04 1979-05-08 Armco Inc PROCESS TO STABILIZE VISCOSITY AND INCREASE THE CONCENTRATION OF Aqueous MAGNESIA PASTE
JPS5558331A (en) * 1978-10-25 1980-05-01 Kawasaki Steel Corp Forming method for forsterite insulation film of anisotropic silicon steel plate
IT1127263B (en) * 1978-11-28 1986-05-21 Nippon Steel Corp SEPARATION SUBSTANCE TO BE USED IN THE ANNEALING PHASE OF ORIENTED GRAINS OF SILICON STEEL

Also Published As

Publication number Publication date
BE893342A (en) 1982-11-29
DE3218821A1 (en) 1983-11-24
GB2120645A (en) 1983-12-07
SE8202847L (en) 1983-12-14
JPS58210171A (en) 1983-12-07
CA1166804A (en) 1984-05-08
FR2527198A1 (en) 1983-11-25
JPS6017027B2 (en) 1985-04-30
DE3218821C2 (en) 1994-01-20
SE450496B (en) 1987-06-29
FR2527198B1 (en) 1986-04-11

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980506