NL7013668A - - Google Patents

Info

Publication number
NL7013668A
NL7013668A NL7013668A NL7013668A NL7013668A NL 7013668 A NL7013668 A NL 7013668A NL 7013668 A NL7013668 A NL 7013668A NL 7013668 A NL7013668 A NL 7013668A NL 7013668 A NL7013668 A NL 7013668A
Authority
NL
Netherlands
Application number
NL7013668A
Other versions
NL167050B (nl
NL167050C (nl
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 NL7013668A publication Critical patent/NL7013668A/xx
Publication of NL167050B publication Critical patent/NL167050B/xx
Application granted granted Critical
Publication of NL167050C publication Critical patent/NL167050C/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • G11B5/706—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 composition of the magnetic material
    • G11B5/70626—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 composition of the magnetic material containing non-metallic substances
    • G11B5/70636—CrO2
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • C01G37/02—Oxides or hydrates thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/42—Magnetic properties

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Hard Magnetic Materials (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
NL7013668.A 1969-09-18 1970-09-16 Werkwijze ter bereiding van ferromagnetisch chroom(iv)oxyde. NL167050C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85917069A 1969-09-18 1969-09-18

Publications (3)

Publication Number Publication Date
NL7013668A true NL7013668A (enExample) 1971-03-22
NL167050B NL167050B (nl) 1981-05-15
NL167050C NL167050C (nl) 1981-10-15

Family

ID=25330241

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7013668.A NL167050C (nl) 1969-09-18 1970-09-16 Werkwijze ter bereiding van ferromagnetisch chroom(iv)oxyde.

Country Status (9)

Country Link
US (1) US3634030A (enExample)
JP (1) JPS5023396B1 (enExample)
BE (1) BE756349A (enExample)
BR (1) BR7022257D0 (enExample)
DE (1) DE2045447C3 (enExample)
FR (1) FR2061784B1 (enExample)
GB (1) GB1290424A (enExample)
MY (1) MY7300334A (enExample)
NL (1) NL167050C (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928220A (en) * 1973-08-27 1975-12-23 Gen Electric Preparation of hydrocarbon-dispersible magnetic microspheroids in powdered form

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3034988A (en) * 1958-08-22 1962-05-15 Du Pont Modified chromium oxide ferromagnetic compositions, their preparation and use
US2956955A (en) * 1960-02-12 1960-10-18 Du Pont Ferromagnetic chromium oxide and method of making
US3117093A (en) * 1960-10-24 1964-01-07 Du Pont Process for the preparation of ferromagnetic chromium dioxide
US3278263A (en) * 1964-11-27 1966-10-11 Du Pont Ferromagnetic chromium dioxide and preparation thereof

Also Published As

Publication number Publication date
FR2061784A1 (enExample) 1971-06-25
FR2061784B1 (enExample) 1974-08-23
US3634030A (en) 1972-01-11
BR7022257D0 (pt) 1973-04-10
BE756349A (fr) 1971-03-18
MY7300334A (en) 1973-12-31
GB1290424A (enExample) 1972-09-27
DE2045447A1 (de) 1971-04-01
DE2045447B2 (de) 1972-06-08
DE2045447C3 (de) 1973-01-04
JPS5023396B1 (enExample) 1975-08-07
NL167050B (nl) 1981-05-15
NL167050C (nl) 1981-10-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee