NL143063B - METHOD OF PREPARING FERROMAGNETIC MATERIAL. - Google Patents

METHOD OF PREPARING FERROMAGNETIC MATERIAL.

Info

Publication number
NL143063B
NL143063B NL6709385A NL6709385A NL143063B NL 143063 B NL143063 B NL 143063B NL 6709385 A NL6709385 A NL 6709385A NL 6709385 A NL6709385 A NL 6709385A NL 143063 B NL143063 B NL 143063B
Authority
NL
Netherlands
Prior art keywords
ferromagnetic material
preparing ferromagnetic
preparing
ferromagnetic
Prior art date
Application number
NL6709385A
Other languages
Dutch (nl)
Other versions
NL6709385A (en
Original Assignee
Stamicarbon
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 Stamicarbon filed Critical Stamicarbon
Priority to NL6709385A priority Critical patent/NL143063B/en
Priority to GB1229441D priority patent/GB1229441A/en
Priority to DE19681767918 priority patent/DE1767918A1/en
Priority to FR1577555D priority patent/FR1577555A/fr
Priority to CH1001368A priority patent/CH528135A/en
Priority to NO269668A priority patent/NO118973B/no
Priority to ES355781A priority patent/ES355781A1/en
Priority to JP43047452A priority patent/JPS514960B1/ja
Publication of NL6709385A publication Critical patent/NL6709385A/xx
Publication of NL143063B publication Critical patent/NL143063B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/36—Methods for preparing oxides or hydroxides in general by precipitation reactions in aqueous solutions
    • 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
    • G11B5/70631—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 with a non-magnetic core
    • 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
    • G11B5/70642—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 iron oxides
    • 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
    • H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
    • H01F1/0311—Compounds
    • H01F1/0313—Oxidic compounds
    • 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
    • H01F1/04—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 metals or alloys
    • H01F1/06—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 metals or alloys in the form of particles, e.g. powder
    • H01F1/063—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 metals or alloys in the form of particles, e.g. powder with a non magnetic core
    • 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
    • H01F1/111—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 with a non-magnetic core
NL6709385A 1967-07-06 1967-07-06 METHOD OF PREPARING FERROMAGNETIC MATERIAL. NL143063B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
NL6709385A NL143063B (en) 1967-07-06 1967-07-06 METHOD OF PREPARING FERROMAGNETIC MATERIAL.
GB1229441D GB1229441A (en) 1967-07-06 1968-06-28
DE19681767918 DE1767918A1 (en) 1967-07-06 1968-07-02 Process for the production of a deposit of permanently magnetizable oxides or mixed oxides
FR1577555D FR1577555A (en) 1967-07-06 1968-07-03
CH1001368A CH528135A (en) 1967-07-06 1968-07-04 Process for the production of a deposit of permanently magnetisable oxides or mixed oxides, then produced permanently magnetisable oxide or mixed oxide and its use for the production of ferromagnetic bodies
NO269668A NO118973B (en) 1967-07-06 1968-07-05
ES355781A ES355781A1 (en) 1967-07-06 1968-07-05 A procedure for the preparation of a permanently magnetizable oxidis or mixed oxides. (Machine-translation by Google Translate, not legally binding)
JP43047452A JPS514960B1 (en) 1967-07-06 1968-07-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6709385A NL143063B (en) 1967-07-06 1967-07-06 METHOD OF PREPARING FERROMAGNETIC MATERIAL.

Publications (2)

Publication Number Publication Date
NL6709385A NL6709385A (en) 1969-01-08
NL143063B true NL143063B (en) 1974-08-15

Family

ID=19800640

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6709385A NL143063B (en) 1967-07-06 1967-07-06 METHOD OF PREPARING FERROMAGNETIC MATERIAL.

Country Status (1)

Country Link
NL (1) NL143063B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2370247A1 (en) * 1976-11-03 1978-06-02 Stamicarbon PROCESS FOR THE SEPARATION OF NH3 AND CO2 FROM A MIXTURE OF NH3 AND CO2
US4256471A (en) 1979-04-16 1981-03-17 Stamicarbon, B.V. Process for the separation of ammonia and carbon dioxide from mixtures containing ammonia, carbon dioxide and water

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2370247A1 (en) * 1976-11-03 1978-06-02 Stamicarbon PROCESS FOR THE SEPARATION OF NH3 AND CO2 FROM A MIXTURE OF NH3 AND CO2
US4256471A (en) 1979-04-16 1981-03-17 Stamicarbon, B.V. Process for the separation of ammonia and carbon dioxide from mixtures containing ammonia, carbon dioxide and water

Also Published As

Publication number Publication date
NL6709385A (en) 1969-01-08

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