RO72690A - COMPOSITIONS FOR THE PROTECTION OF SILICIOUS ELECTROTECHNIC STEEL DURING SHEET RECOVERY - Google Patents

COMPOSITIONS FOR THE PROTECTION OF SILICIOUS ELECTROTECHNIC STEEL DURING SHEET RECOVERY

Info

Publication number
RO72690A
RO72690A RO7479931A RO7993174A RO72690A RO 72690 A RO72690 A RO 72690A RO 7479931 A RO7479931 A RO 7479931A RO 7993174 A RO7993174 A RO 7993174A RO 72690 A RO72690 A RO 72690A
Authority
RO
Romania
Prior art keywords
electrotechnic
silicious
compositions
protection
steel during
Prior art date
Application number
RO7479931A
Other languages
French (fr)
Romanian (ro)
Inventor
John Steger
Original Assignee
Morton-Norwich Products Inc,Us
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 Morton-Norwich Products Inc,Us filed Critical Morton-Norwich Products Inc,Us
Publication of RO72690A publication Critical patent/RO72690A/en

Links

Classifications

    • 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
    • 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
    • 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
    • C23C24/00—Coating starting from inorganic powder

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Inorganic Insulating Materials (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Soft Magnetic Materials (AREA)
RO7479931A 1973-09-12 1974-09-06 COMPOSITIONS FOR THE PROTECTION OF SILICIOUS ELECTROTECHNIC STEEL DURING SHEET RECOVERY RO72690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00396346A US3841925A (en) 1973-09-12 1973-09-12 Magnesium oxide steel coating composition and process

Publications (1)

Publication Number Publication Date
RO72690A true RO72690A (en) 1981-03-30

Family

ID=23566849

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7479931A RO72690A (en) 1973-09-12 1974-09-06 COMPOSITIONS FOR THE PROTECTION OF SILICIOUS ELECTROTECHNIC STEEL DURING SHEET RECOVERY

Country Status (8)

Country Link
US (1) US3841925A (en)
JP (1) JPS5055608A (en)
BE (1) BE819842A (en)
DE (1) DE2443531A1 (en)
FR (1) FR2243506B1 (en)
GB (1) GB1442730A (en)
IT (1) IT1021332B (en)
RO (1) RO72690A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1597656A (en) * 1977-05-20 1981-09-09 Armco Inc Process of producing an electrically insulative glass film on silicon steel
US4168189A (en) * 1977-05-20 1979-09-18 Armco Inc. Process of producing an electrically insulative film
BR7804962A (en) * 1977-08-04 1979-05-08 Armco Inc PROCESS TO STABILIZE VISCOSITY AND INCREASE THE CONCENTRATION OF Aqueous MAGNESIA PASTE
JPS54143718A (en) * 1978-04-28 1979-11-09 Kawasaki Steel Co Formation of insulating layer of directional silicon steel plate
JPS5558331A (en) * 1978-10-25 1980-05-01 Kawasaki Steel Corp Forming method for forsterite insulation film of anisotropic silicon steel plate
US4443425A (en) * 1981-12-09 1984-04-17 Calgon Corporation Magnesium oxide composition for coating silicon steel
CA1166804A (en) * 1982-05-06 1984-05-08 Michael H. Haselkorn Stable slurry of inactive magnesia and method therefor
JPS60145382A (en) * 1984-01-09 1985-07-31 Nippon Steel Corp Production of grain-oriented electrical steel sheet having excellent magnetic characteristic and film characteristic
DE3875676T2 (en) * 1987-08-31 1993-03-18 Nippon Steel Corp METHOD FOR PRODUCING CORNORIENTED STEEL SHEETS WITH METAL GLOSS AND EXCELLENT PUNCHABILITY.
EP0416420B1 (en) * 1989-09-08 1994-12-14 Armco Inc. Magnesium oxide coating for electrical steels and the method of coating
US5840131A (en) * 1994-11-16 1998-11-24 Nippon Steel Corporation Process for producing grain-oriented electrical steel sheet having excellent glass film and magnetic properties
CN102179643B (en) * 2011-04-20 2013-03-20 大石桥市美尔镁制品有限公司 Preparation method of magnesium oxide powder for welding electrode coating
EP2814989A1 (en) 2012-02-13 2014-12-24 Solaronics S.A. Cooling of coated sheet metal strip

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3265600A (en) * 1962-12-10 1966-08-09 United States Steel Corp Method of coating silicon steel in conjunction with box annealing thereof preparatory to die punching
BE754777A (en) * 1969-08-18 1971-02-12 Morton Int Inc COMPOSITION OF COATING BASED ON MAGNESIUM OXIDE AND PROCEDURE FOR USING THIS COMPOSITION
US3582407A (en) * 1969-08-18 1971-06-01 Morton Int Inc Magnesium oxide coating composition and process for producing annealed steel punching stock

Also Published As

Publication number Publication date
BE819842A (en) 1975-03-12
FR2243506B1 (en) 1978-06-09
DE2443531A1 (en) 1975-03-13
FR2243506A1 (en) 1975-04-04
IT1021332B (en) 1978-01-30
US3841925A (en) 1974-10-15
GB1442730A (en) 1976-07-14
JPS5055608A (en) 1975-05-15

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