NL7414706A - PROCESS FOR MANUFACTURE OF A MANGANESE ZINC FERRITE CORE, PARTICULARLY FOR USE IN MAGNETIC HEADS. - Google Patents

PROCESS FOR MANUFACTURE OF A MANGANESE ZINC FERRITE CORE, PARTICULARLY FOR USE IN MAGNETIC HEADS.

Info

Publication number
NL7414706A
NL7414706A NL7414706A NL7414706A NL7414706A NL 7414706 A NL7414706 A NL 7414706A NL 7414706 A NL7414706 A NL 7414706A NL 7414706 A NL7414706 A NL 7414706A NL 7414706 A NL7414706 A NL 7414706A
Authority
NL
Netherlands
Prior art keywords
manufacture
ferrite core
magnetic heads
zinc ferrite
manganese zinc
Prior art date
Application number
NL7414706A
Other languages
Dutch (nl)
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
Priority to NL7414706A priority Critical patent/NL7414706A/en
Priority to GB4462575A priority patent/GB1523910A/en
Priority to DE19752549085 priority patent/DE2549085C2/en
Priority to CA239,375A priority patent/CA1073658A/en
Priority to JP50133650A priority patent/JPS5170495A/en
Priority to BE161758A priority patent/BE835447A/en
Priority to FR7534440A priority patent/FR2291572A1/en
Publication of NL7414706A publication Critical patent/NL7414706A/en

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)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
  • Magnetic Heads (AREA)
NL7414706A 1974-11-12 1974-11-12 PROCESS FOR MANUFACTURE OF A MANGANESE ZINC FERRITE CORE, PARTICULARLY FOR USE IN MAGNETIC HEADS. NL7414706A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL7414706A NL7414706A (en) 1974-11-12 1974-11-12 PROCESS FOR MANUFACTURE OF A MANGANESE ZINC FERRITE CORE, PARTICULARLY FOR USE IN MAGNETIC HEADS.
GB4462575A GB1523910A (en) 1974-11-12 1975-10-29 Method of manufacturing ferrite cores
DE19752549085 DE2549085C2 (en) 1974-11-12 1975-11-03 Process for the production of a manganese-zinc-ferro-ferrite core, in particular for use in magnetic heads
CA239,375A CA1073658A (en) 1974-11-12 1975-11-06 Method of manufacturing a manganese-zinc-ferro-ferrite core, in particular for use in magnetic heads
JP50133650A JPS5170495A (en) 1974-11-12 1975-11-08 Mangan aen daiichitetsu fueraitokoa no seizohoho
BE161758A BE835447A (en) 1974-11-12 1975-11-10 PROCESS FOR THE MANUFACTURING OF A FERRO-FERRIE CORE OF MAUGANESE-ZINC, USED IN PARTICULAR IN MAGNETIC HEADS
FR7534440A FR2291572A1 (en) 1974-11-12 1975-11-12 PROCESS FOR THE MANUFACTURING OF A MANGANESE-ZINC FERRO-FERRITE CORE, USED IN PARTICULAR IN MAGNETIC HEADS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7414706A NL7414706A (en) 1974-11-12 1974-11-12 PROCESS FOR MANUFACTURE OF A MANGANESE ZINC FERRITE CORE, PARTICULARLY FOR USE IN MAGNETIC HEADS.

Publications (1)

Publication Number Publication Date
NL7414706A true NL7414706A (en) 1976-05-14

Family

ID=19822445

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7414706A NL7414706A (en) 1974-11-12 1974-11-12 PROCESS FOR MANUFACTURE OF A MANGANESE ZINC FERRITE CORE, PARTICULARLY FOR USE IN MAGNETIC HEADS.

Country Status (7)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2641319A1 (en) * 1976-09-14 1978-03-16 Siemens Ag Manganese zinc ferrite or nickel zinc ferrite core - with low signal-noise ratio in magnetic recording heads
NL8002990A (en) * 1980-05-23 1981-12-16 Philips Nv METHOD FOR MANUFACTURING AN ANISOTROPIC PERMANENT OXIDE BASED MAGNET
US4375657A (en) * 1980-11-03 1983-03-01 Brock George W Magnetic head assembly
NL8200174A (en) * 1982-01-19 1983-08-16 Philips Nv MAGNETIC HEAD OF ZINC-FERRO-FERRITE.
CA1242314A (en) * 1983-12-29 1988-09-27 Ralph W. Scheidecker Process for controlling ferrous iron content in manganese zinc ferrite

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
CA1073658A (en) 1980-03-18
FR2291572B1 (en) 1981-11-27
JPS5170495A (en) 1976-06-18
GB1523910A (en) 1978-09-06
DE2549085C2 (en) 1985-04-11
BE835447A (en) 1976-05-10
FR2291572A1 (en) 1976-06-11
JPS5524684B2 (en) 1980-07-01
DE2549085A1 (en) 1976-05-13

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