FR1016734A - Matière présentant de hautes propriétés électromagnétiques et son mode de préparation - Google Patents

Matière présentant de hautes propriétés électromagnétiques et son mode de préparation

Info

Publication number
FR1016734A
FR1016734A FR1016734DA FR1016734A FR 1016734 A FR1016734 A FR 1016734A FR 1016734D A FR1016734D A FR 1016734DA FR 1016734 A FR1016734 A FR 1016734A
Authority
FR
France
Prior art keywords
preparation
electromagnetic properties
high electromagnetic
properties
electromagnetic
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.)
Expired
Application number
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1016734A publication Critical patent/FR1016734A/fr
Expired legal-status Critical Current

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
    • C04B35/265—Compositions containing one or more ferrites of the group comprising manganese or zinc and one or more ferrites of the group comprising nickel, copper or cobalt

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
  • Compounds Of Iron (AREA)
  • Paints Or Removers (AREA)
FR1016734D 1949-04-28 1950-04-26 Matière présentant de hautes propriétés électromagnétiques et son mode de préparation Expired FR1016734A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL146177 1949-04-28

Publications (1)

Publication Number Publication Date
FR1016734A true FR1016734A (fr) 1952-11-20

Family

ID=32678014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1016734D Expired FR1016734A (fr) 1949-04-28 1950-04-26 Matière présentant de hautes propriétés électromagnétiques et son mode de préparation

Country Status (7)

Country Link
US (1) US2751353A (fr)
BE (1) BE495355A (fr)
CH (1) CH287007A (fr)
DE (1) DE831672C (fr)
FR (1) FR1016734A (fr)
GB (1) GB696216A (fr)
NL (1) NL77389C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1255558B (de) * 1962-01-12 1967-11-30 Rca Corp Magnetkern aus Lithiumferrit und Verfahren zur Herstellung eines solchen Magnetkernes

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL82274C (fr) * 1953-12-21 1956-08-15
NL82272C (fr) * 1953-12-21 1956-08-15
US3002929A (en) * 1956-05-01 1961-10-03 Bell Telephone Labor Inc Process for making composite ferrites
US3038860A (en) * 1956-12-20 1962-06-12 Francis E Vinal Lithium nickel ferrites
US2986523A (en) * 1957-05-02 1961-05-30 Philips Corp Modified lithium ferrite
US2962345A (en) * 1957-11-29 1960-11-29 Du Pont Fluorine-containing ferromagnetic material
US3047505A (en) * 1959-05-07 1962-07-31 Rca Corp Magnetic recording media
US3065182A (en) * 1959-11-17 1962-11-20 Ibm Low flux density ferromagnetic material
NL273242A (fr) * 1962-01-05
US3370011A (en) * 1963-08-02 1968-02-20 Hitachi Ltd Lithium magnesium ferrite memory core material
US3483126A (en) * 1968-05-15 1969-12-09 Union Carbide Corp Ferrite materials containing titanium or manganese
NL170678C (nl) * 1970-06-26 1982-12-01 Philips Nv Werkwijze ter vervaardiging van een uit een zacht-magnetisch ferriet bestaande magneetkern.
US4202702A (en) * 1978-12-26 1980-05-13 Ferro Corporation Inorganic pigment comprising a solid solution of differing spinels

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2452529A (en) * 1941-10-24 1948-10-26 Hartford Nat Bank & Trust Co Magnet core
US2452530A (en) * 1943-05-15 1948-10-26 Hartford Nat Bank & Trust Co Magnetic core
US2549089A (en) * 1948-12-15 1951-04-17 Rca Corp Mixed ferrite compositions, including lithium ferrite

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1255558B (de) * 1962-01-12 1967-11-30 Rca Corp Magnetkern aus Lithiumferrit und Verfahren zur Herstellung eines solchen Magnetkernes

Also Published As

Publication number Publication date
DE831672C (de) 1952-03-20
BE495355A (fr) 1950-10-26
GB696216A (en) 1953-08-26
CH287007A (de) 1952-11-15
NL77389C (fr) 1955-02-15
US2751353A (en) 1956-06-19

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