AU7541991A - Magnetic composition and its applications - Google Patents

Magnetic composition and its applications

Info

Publication number
AU7541991A
AU7541991A AU75419/91A AU7541991A AU7541991A AU 7541991 A AU7541991 A AU 7541991A AU 75419/91 A AU75419/91 A AU 75419/91A AU 7541991 A AU7541991 A AU 7541991A AU 7541991 A AU7541991 A AU 7541991A
Authority
AU
Australia
Prior art keywords
applications
magnetic composition
magnetic
composition
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.)
Abandoned
Application number
AU75419/91A
Other languages
English (en)
Inventor
Valerie Cabuil
Joseph Dussaud
Pascale Escaffre
Rene Massart
Sophie Neveu
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.)
CIMENTS VICAT SA
Original Assignee
VICAT CIMENTS
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 VICAT CIMENTS filed Critical VICAT CIMENTS
Publication of AU7541991A publication Critical patent/AU7541991A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • H01F41/16—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06187—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with magnetically detectable marking
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/712—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the surface treatment or coating of magnetic 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
    • H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Record Carriers (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
AU75419/91A 1990-03-12 1991-03-11 Magnetic composition and its applications Abandoned AU7541991A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9003120 1990-03-12
FR9003120A FR2659478B1 (fr) 1990-03-12 1990-03-12 Composition magnetique et ses applications.

Publications (1)

Publication Number Publication Date
AU7541991A true AU7541991A (en) 1991-10-10

Family

ID=9394628

Family Applications (1)

Application Number Title Priority Date Filing Date
AU75419/91A Abandoned AU7541991A (en) 1990-03-12 1991-03-11 Magnetic composition and its applications

Country Status (4)

Country Link
EP (1) EP0520006A1 (fr)
AU (1) AU7541991A (fr)
FR (1) FR2659478B1 (fr)
WO (1) WO1991014260A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4115608A1 (de) * 1991-05-14 1992-11-19 Basf Ag Magnetisches tintenkonzentrat
DE4213513A1 (de) * 1992-04-24 1993-10-28 Basf Ag Magnetodilatante Suspensionen
US6773765B1 (en) * 1999-11-04 2004-08-10 The Research Foundation Of State University Of New York Thermally sprayed, flexible magnet with an induced anisotropy
US6779113B1 (en) 1999-11-05 2004-08-17 Microsoft Corporation Integrated circuit card with situation dependent identity authentication
JP3961887B2 (ja) * 2002-06-10 2007-08-22 富士通株式会社 垂直磁気記録媒体の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1357214A (fr) * 1963-03-29 1964-04-03 California Research Corp Particules ferromagnétiques de cobalt
US3281344A (en) * 1963-08-27 1966-10-25 Chevron Res Colloidal suspension of ferromagnetic iron particles
EP0343934B1 (fr) * 1988-05-24 1995-01-25 Anagen (U.K.) Limited Particules magnétiquement attractives et méthode de préparation
ES2009404A6 (es) * 1988-11-24 1989-09-16 Quintela Manuel Arturo Lopez Procedimiento para a obtencion de particulas magneticas ultrafinas de nd-fe-b de diferentes tamanos.

Also Published As

Publication number Publication date
FR2659478A1 (fr) 1991-09-13
WO1991014260A1 (fr) 1991-09-19
EP0520006A1 (fr) 1992-12-30
FR2659478B1 (fr) 1993-09-03

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