BR6907331D0 - Processo para preparar estronico- ferrita magnetica permanente - Google Patents

Processo para preparar estronico- ferrita magnetica permanente

Info

Publication number
BR6907331D0
BR6907331D0 BR207331/69A BR20733169A BR6907331D0 BR 6907331 D0 BR6907331 D0 BR 6907331D0 BR 207331/69 A BR207331/69 A BR 207331/69A BR 20733169 A BR20733169 A BR 20733169A BR 6907331 D0 BR6907331 D0 BR 6907331D0
Authority
BR
Brazil
Prior art keywords
stronic
ferrita
prepare
permanent magnetic
permanent
Prior art date
Application number
BR207331/69A
Other languages
English (en)
Inventor
A Cochardt
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of BR6907331D0 publication Critical patent/BR6907331D0/pt

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/10Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • H01F1/11Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00Compounds of iron
    • C01G49/0018Mixed oxides or hydroxides
    • C01G49/0036Mixed oxides or hydroxides containing one alkaline earth metal, magnesium or lead
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C04B35/2683Other ferrites containing alkaline earth metals or lead
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/61Micrometer sized, i.e. from 1-100 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Compounds Of Iron (AREA)
  • Magnetic Ceramics (AREA)
BR207331/69A 1968-03-19 1969-03-19 Processo para preparar estronico- ferrita magnetica permanente BR6907331D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71419168A 1968-03-19 1968-03-19

Publications (1)

Publication Number Publication Date
BR6907331D0 true BR6907331D0 (pt) 1973-01-09

Family

ID=24869080

Family Applications (1)

Application Number Title Priority Date Filing Date
BR207331/69A BR6907331D0 (pt) 1968-03-19 1969-03-19 Processo para preparar estronico- ferrita magnetica permanente

Country Status (11)

Country Link
US (1) US3597357A (pt)
JP (1) JPS5333560B1 (pt)
AT (1) AT300390B (pt)
BE (1) BE729599A (pt)
BR (1) BR6907331D0 (pt)
CH (1) CH545755A (pt)
DE (1) DE1911524A1 (pt)
FR (1) FR2004229A1 (pt)
GB (1) GB1231759A (pt)
NL (1) NL6904121A (pt)
SE (1) SE353415B (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764539A (en) * 1970-10-14 1973-10-09 Community Building Ass Of Wash Flexible ferrite permanent magnet and methods for its manufacture
GB1366541A (en) * 1971-01-26 1974-09-11 Lucas Industries Ltd Method of manufacturing a ferrite magnet
US3884823A (en) * 1971-09-27 1975-05-20 Shell Oil Co Ceramic permanent magnet
GB8630924D0 (en) * 1986-12-24 1987-02-04 Maghemite Inc Strontium ferrite magnets
DE3803596C1 (pt) * 1988-02-06 1989-07-20 Robert Bosch Gmbh, 7000 Stuttgart, De
JP4877513B2 (ja) * 2007-03-14 2012-02-15 戸田工業株式会社 ボンド磁石用フェライト粒子粉末、ボンド磁石用樹脂組成物ならびにそれらを用いた成型体
EP3100285B1 (en) * 2014-01-31 2020-04-22 Saudi Basic Industries Corporation Hard magnetic compositions from iron oxide fines and methods for making same
CA2939017A1 (en) 2014-03-14 2015-09-17 Nippon Steel & Sumitomo Metal Corporation Welded structure and method for manufacturing the same
JP7082033B2 (ja) * 2017-11-13 2022-06-07 Dowaエレクトロニクス株式会社 ボンド磁石用フェライト粉末およびその製造方法

Also Published As

Publication number Publication date
GB1231759A (pt) 1971-05-12
BE729599A (pt) 1969-08-18
CH545755A (pt) 1974-02-15
FR2004229A1 (pt) 1969-11-21
US3597357A (en) 1971-08-03
DE1911524A1 (de) 1969-10-09
SE353415B (pt) 1973-01-29
AT300390B (de) 1972-07-25
JPS5333560B1 (pt) 1978-09-14
NL6904121A (pt) 1969-09-23

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