GB1442730A - Magnesium oxide steel coating composition and process - Google Patents

Magnesium oxide steel coating composition and process

Info

Publication number
GB1442730A
GB1442730A GB3778274A GB3778274A GB1442730A GB 1442730 A GB1442730 A GB 1442730A GB 3778274 A GB3778274 A GB 3778274A GB 3778274 A GB3778274 A GB 3778274A GB 1442730 A GB1442730 A GB 1442730A
Authority
GB
United Kingdom
Prior art keywords
magnesium oxide
coating composition
contributor
chloride
steel coating
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
GB3778274A
Other languages
English (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.)
ATK Launch Systems LLC
Original Assignee
Morton Norwich Products 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 Morton Norwich Products Inc filed Critical Morton Norwich Products Inc
Publication of GB1442730A publication Critical patent/GB1442730A/en
Expired legal-status Critical Current

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)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Inorganic Insulating Materials (AREA)
  • Soft Magnetic Materials (AREA)
GB3778274A 1973-09-12 1974-08-29 Magnesium oxide steel coating composition and process Expired GB1442730A (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
GB1442730A true GB1442730A (en) 1976-07-14

Family

ID=23566849

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3778274A Expired GB1442730A (en) 1973-09-12 1974-08-29 Magnesium oxide steel coating composition and process

Country Status (8)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2196105C2 (ru) * 1997-04-15 2003-01-10 Татехо Кемикал Индастриз Ко., Лтд. Твердый раствор гидроксида металла, твердый раствор оксида металла и способы их получения

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 (pt) * 1977-08-04 1979-05-08 Armco Inc Processo para estabilizar a viscosidade e aumentar a concentracao de pasta aquosa de magnesia
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 (ja) * 1984-01-09 1985-07-31 Nippon Steel Corp 磁気特性、皮膜特性とも優れた方向性電磁鋼板の製造方法
DE3875676T2 (de) * 1987-08-31 1993-03-18 Nippon Steel Corp Verfahren zur herstellung von kornorientierten stahlblechen mit metallglanz und ausgezeichneter stanzbarkeit.
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 (zh) * 2011-04-20 2013-03-20 大石桥市美尔镁制品有限公司 电焊条药皮用氧化镁粉的制备方法
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
US3582407A (en) * 1969-08-18 1971-06-01 Morton Int Inc Magnesium oxide coating composition and process for producing annealed steel punching stock
BE754777A (fr) * 1969-08-18 1971-02-12 Morton Int Inc Composition de revetement a base d'oxyde de magnesium et procede d'utilisation de cette composition

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2196105C2 (ru) * 1997-04-15 2003-01-10 Татехо Кемикал Индастриз Ко., Лтд. Твердый раствор гидроксида металла, твердый раствор оксида металла и способы их получения

Also Published As

Publication number Publication date
DE2443531A1 (de) 1975-03-13
US3841925A (en) 1974-10-15
JPS5055608A (enrdf_load_stackoverflow) 1975-05-15
IT1021332B (it) 1978-01-30
BE819842A (fr) 1975-03-12
RO72690A (ro) 1981-03-30
FR2243506B1 (enrdf_load_stackoverflow) 1978-06-09
FR2243506A1 (enrdf_load_stackoverflow) 1975-04-04

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee