CH398823A - Ferromagnetisches Material - Google Patents

Ferromagnetisches Material

Info

Publication number
CH398823A
CH398823A CH5836858A CH5836858A CH398823A CH 398823 A CH398823 A CH 398823A CH 5836858 A CH5836858 A CH 5836858A CH 5836858 A CH5836858 A CH 5836858A CH 398823 A CH398823 A CH 398823A
Authority
CH
Switzerland
Prior art keywords
mol
sep
axis
ferromagnetic material
hexagonal
Prior art date
Application number
CH5836858A
Other languages
German (de)
English (en)
Inventor
Heinrich Jonker Gerard
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH398823A publication Critical patent/CH398823A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped 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
    • C04B35/2608—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
    • C04B35/2616—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead containing lithium
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped 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
    • C04B35/2608—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
    • C04B35/2625—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead containing magnesium
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped 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
    • C04B35/2608—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
    • C04B35/2633—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead containing barium, strontium or calcium

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Magnetic Ceramics (AREA)
  • Compounds Of Iron (AREA)
  • Soft Magnetic Materials (AREA)
CH5836858A 1957-04-18 1958-04-15 Ferromagnetisches Material CH398823A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL216536 1957-04-18

Publications (1)

Publication Number Publication Date
CH398823A true CH398823A (de) 1966-03-15

Family

ID=19750876

Family Applications (1)

Application Number Title Priority Date Filing Date
CH5836858A CH398823A (de) 1957-04-18 1958-04-15 Ferromagnetisches Material

Country Status (7)

Country Link
US (1) US3043776A (xx)
BE (1) BE566891A (xx)
CH (1) CH398823A (xx)
DE (1) DE1185104B (xx)
FR (1) FR1204540A (xx)
GB (1) GB880865A (xx)
NL (1) NL108776C (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3114714A (en) * 1960-06-23 1963-12-17 Philips Corp Ferromagnetic material
JPS54150360A (en) * 1978-05-19 1979-11-26 Tdk Corp Manufacture of magnetic powder

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE756383C (de) * 1938-09-17 1952-10-20 Neosid Hansgeorg Pemetzrieder Verlustarme ferromagnetische Stoffe aus Metalloxyden fuer Hochfrequenzzwecke
US2640813A (en) * 1948-06-26 1953-06-02 Aladdin Ind Inc Reaction product of a mixed ferrite and lead titanate
US2659698A (en) * 1949-01-03 1953-11-17 Aladdin Ind Inc Magnetic core and method for manufacturing same
US2736708A (en) * 1951-06-08 1956-02-28 Henry L Crowley & Company Inc Magnetic compositions
FR1071068A (fr) * 1951-08-29 1954-08-24 Anorgana U S Administration Procédé d'amélioration des propriétés magnétiques du gamma fe2o3
US2847101A (en) * 1951-11-10 1958-08-12 Basf Ag Overload releasing magnetic powder-clutch
US2723239A (en) * 1952-09-29 1955-11-08 Rca Corp Ferrospinel compositions
US2778803A (en) * 1953-02-06 1957-01-22 Aerovox Corp Magnetically hard materials
DE927259C (de) * 1953-04-26 1955-05-02 Eisen & Stahlind Ag Oxydischer ferromagnetischer Werkstoff
GB754370A (en) * 1953-07-20 1956-08-08 Svend Holm A ceramic magnetic material
FR1100865A (fr) * 1954-03-05 1955-09-26 Matériaux magnétiques à base d'oxydes pour la réalisation de bandes d'enregistrement magnétique
DE1004265B (de) * 1954-04-21 1957-03-14 N S F Nuernberger Schraubenfab Nichtmetallische, im Sinterverfahren hergestellte Masse
US2715109A (en) * 1954-06-14 1955-08-09 Steatite Res Corp Ferromagnetic ceramic materials with hysteresis loops of rectangular shape
FR1110334A (fr) * 1954-07-13 1956-02-10 Perfectionnements aux matériaux ferromagnétiques du genre
DE1010441B (de) * 1955-03-11 1957-06-13 Steatit Magnesia Ag Verfahren zur Verbesserung der magnetischen Eigenschaften von Ferriten mit rechteckfoermiger Hystereseschleife
NL88282C (xx) * 1955-08-10 1958-05-16
ES230262A1 (es) * 1955-08-10 1957-03-01 Philips Nv MEJORAS INTRODUCIDAS EN LA PREPARACIoN DE UN MATERIAL FERROMAGNÉTICO
LU34570A1 (xx) * 1955-08-10

Also Published As

Publication number Publication date
NL108776C (xx) 1964-07-15
GB880865A (en) 1961-10-25
BE566891A (xx) 1958-10-17
FR1204540A (fr) 1960-01-26
US3043776A (en) 1962-07-10
DE1185104B (de) 1965-01-07

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