NL7209525A - - Google Patents

Info

Publication number
NL7209525A
NL7209525A NL7209525A NL7209525A NL7209525A NL 7209525 A NL7209525 A NL 7209525A NL 7209525 A NL7209525 A NL 7209525A NL 7209525 A NL7209525 A NL 7209525A NL 7209525 A NL7209525 A NL 7209525A
Authority
NL
Netherlands
Application number
NL7209525A
Other versions
NL174408C (en
NL174408B (en
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 filed Critical
Publication of NL7209525A publication Critical patent/NL7209525A/xx
Publication of NL174408B publication Critical patent/NL174408B/en
Application granted granted Critical
Publication of NL174408C publication Critical patent/NL174408C/en

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/108—Ferrite carrier, e.g. magnetite
    • G03G9/1085—Ferrite carrier, e.g. magnetite with non-ferrous metal oxide, e.g. MgO-Fe2O3
    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/10—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 hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • H01F1/11—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 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
    • 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
    • H01F1/34—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 non-metallic substances, e.g. ferrites
    • H01F1/36—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 non-metallic substances, e.g. ferrites in the form of particles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Compounds Of Iron (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
  • Developing Agents For Electrophotography (AREA)
NLAANVRAGE7209525,A 1971-07-08 1972-07-07 METHOD FOR MAKING A PARTICULAR FERRITE MATERIAL NL174408C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16089371A 1971-07-08 1971-07-08

Publications (3)

Publication Number Publication Date
NL7209525A true NL7209525A (en) 1973-01-10
NL174408B NL174408B (en) 1984-01-02
NL174408C NL174408C (en) 1984-06-01

Family

ID=22578913

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7209525,A NL174408C (en) 1971-07-08 1972-07-07 METHOD FOR MAKING A PARTICULAR FERRITE MATERIAL

Country Status (12)

Country Link
JP (1) JPS5315040B1 (en)
AR (1) AR194244A1 (en)
AU (1) AU471676B2 (en)
BE (1) BE785913A (en)
BR (1) BR7204270D0 (en)
CA (1) CA1000477A (en)
DE (1) DE2224150A1 (en)
ES (1) ES404423A1 (en)
FR (1) FR2144854B1 (en)
GB (1) GB1398871A (en)
IT (1) IT962400B (en)
NL (1) NL174408C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6090345A (en) * 1983-10-24 1985-05-21 Fuji Xerox Co Ltd Developer carrier for electrophotographic copying machine
WO2007111793A2 (en) * 2006-02-17 2007-10-04 Steward Advanced Materials, Inc. Low velocity oxygen-fueled flame spray method and apparatus for making ferrite material products and products produced thereby
CN103011793A (en) * 2012-12-27 2013-04-03 中南大学 Method for preparing nickel-zinc ferrite by using microwave technology
CN112374879B (en) * 2020-11-12 2022-12-23 南通三优佳磁业有限公司 Preparation method of anti-electromagnetic interference manganese-zinc ferrite material
CN113956029A (en) * 2021-11-25 2022-01-21 湖南航天磁电科技有限公司 Method for reducing shrinkage rate of permanent magnetic ferrite material

Also Published As

Publication number Publication date
CA1000477A (en) 1976-11-30
GB1398871A (en) 1975-06-25
FR2144854A1 (en) 1973-02-16
FR2144854B1 (en) 1980-04-18
AR194244A1 (en) 1973-06-29
NL174408C (en) 1984-06-01
BR7204270D0 (en) 1973-06-12
NL174408B (en) 1984-01-02
AU471676B2 (en) 1976-04-29
AU4437072A (en) 1974-01-10
BE785913A (en) 1973-01-08
ES404423A1 (en) 1975-06-01
IT962400B (en) 1973-12-20
JPS5315040B1 (en) 1978-05-22
DE2224150A1 (en) 1973-01-25

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Legal Events

Date Code Title Description
BC A request for examination has been filed
V4 Discontinued because of reaching the maximum lifetime of a patent