BE835447A - Procede pour la fabrication d'un nuyau en ferro-ferrie de mauganese-zinc, utilise en particulier dans des tetes magnetiques - Google Patents

Procede pour la fabrication d'un nuyau en ferro-ferrie de mauganese-zinc, utilise en particulier dans des tetes magnetiques

Info

Publication number
BE835447A
BE835447A BE161758A BE161758A BE835447A BE 835447 A BE835447 A BE 835447A BE 161758 A BE161758 A BE 161758A BE 161758 A BE161758 A BE 161758A BE 835447 A BE835447 A BE 835447A
Authority
BE
Belgium
Prior art keywords
mauganese
ferrie
ferro
zinc
core
Prior art date
Application number
BE161758A
Other languages
English (en)
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 BE835447A publication Critical patent/BE835447A/fr

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
    • C04B35/2658—Other ferrites containing manganese or zinc, e.g. Mn-Zn ferrites
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Magnetic Ceramics (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Heads (AREA)
BE161758A 1974-11-12 1975-11-10 Procede pour la fabrication d'un nuyau en ferro-ferrie de mauganese-zinc, utilise en particulier dans des tetes magnetiques BE835447A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7414706A NL7414706A (nl) 1974-11-12 1974-11-12 Werkwijze voor het vervaardigen van een mangaan-zink-ferrietkern, in het bijzonder voor gebruik in magneetkoppen.

Publications (1)

Publication Number Publication Date
BE835447A true BE835447A (fr) 1976-05-10

Family

ID=19822445

Family Applications (1)

Application Number Title Priority Date Filing Date
BE161758A BE835447A (fr) 1974-11-12 1975-11-10 Procede pour la fabrication d'un nuyau en ferro-ferrie de mauganese-zinc, utilise en particulier dans des tetes magnetiques

Country Status (7)

Country Link
JP (1) JPS5170495A (fr)
BE (1) BE835447A (fr)
CA (1) CA1073658A (fr)
DE (1) DE2549085C2 (fr)
FR (1) FR2291572A1 (fr)
GB (1) GB1523910A (fr)
NL (1) NL7414706A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2641319A1 (de) * 1976-09-14 1978-03-16 Siemens Ag Ferritkern sowie verfahren zu seiner herstellung
NL8002990A (nl) * 1980-05-23 1981-12-16 Philips Nv Werkwijze voor het vervaardigen van een anisotrope permanente magneet op oxydebasis.
US4375657A (en) * 1980-11-03 1983-03-01 Brock George W Magnetic head assembly
NL8200174A (nl) * 1982-01-19 1983-08-16 Philips Nv Magneetkop van zink-ferro-ferriet.
CA1242314A (fr) * 1983-12-29 1988-09-27 Ralph W. Scheidecker Controle de la teneur en fer du ferrite de zinc manganeux

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3557266A (en) * 1967-02-09 1971-01-19 Matsushita Electric Ind Co Ltd Method of eliminating the porosity and controlling the grain size of a ferrite body by a two stage hot pressing treatment

Also Published As

Publication number Publication date
DE2549085C2 (de) 1985-04-11
GB1523910A (en) 1978-09-06
JPS5524684B2 (fr) 1980-07-01
FR2291572A1 (fr) 1976-06-11
NL7414706A (nl) 1976-05-14
JPS5170495A (en) 1976-06-18
CA1073658A (fr) 1980-03-18
FR2291572B1 (fr) 1981-11-27
DE2549085A1 (de) 1976-05-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN

Effective date: 19881130