BE773528A - PROCESS FOR THE MANUFACTURE OF A POLYCRYSTALLINE FERRITE BODY - Google Patents

PROCESS FOR THE MANUFACTURE OF A POLYCRYSTALLINE FERRITE BODY

Info

Publication number
BE773528A
BE773528A BE773528A BE773528A BE773528A BE 773528 A BE773528 A BE 773528A BE 773528 A BE773528 A BE 773528A BE 773528 A BE773528 A BE 773528A BE 773528 A BE773528 A BE 773528A
Authority
BE
Belgium
Prior art keywords
manufacture
ferrite body
polycrystalline ferrite
polycrystalline
ferrite
Prior art date
Application number
BE773528A
Other languages
French (fr)
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
Priority claimed from NL7014697A external-priority patent/NL7014697A/en
Priority claimed from NL7111359A external-priority patent/NL7111359A/en
Application filed by Philips Nv filed Critical Philips Nv
Publication of BE773528A publication Critical patent/BE773528A/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
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/58—Processes of forming magnets
BE773528A 1970-10-07 1971-10-05 PROCESS FOR THE MANUFACTURE OF A POLYCRYSTALLINE FERRITE BODY BE773528A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7014697A NL7014697A (en) 1970-10-07 1970-10-07 Polycrystalline ferrites - contg grain growth promoters added before sintering
NL7111359A NL7111359A (en) 1971-08-18 1971-08-18 Polycrystalline ferrites - contg grain growth promoters added before sintering

Publications (1)

Publication Number Publication Date
BE773528A true BE773528A (en) 1972-04-05

Family

ID=26644585

Family Applications (1)

Application Number Title Priority Date Filing Date
BE773528A BE773528A (en) 1970-10-07 1971-10-05 PROCESS FOR THE MANUFACTURE OF A POLYCRYSTALLINE FERRITE BODY

Country Status (8)

Country Link
US (1) US3837910A (en)
JP (1) JPS5229439B1 (en)
AT (1) AT313600B (en)
BE (1) BE773528A (en)
CA (1) CA975154A (en)
DE (1) DE2148554A1 (en)
FR (1) FR2111100A5 (en)
GB (1) GB1369493A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6909395B1 (en) * 1975-04-10 2005-06-21 The United States Of America As Represented By The Secretary Of The Air Force Radar absorbing coatings
US4521323A (en) * 1984-06-27 1985-06-04 Matsushita Electric Industrial Co., Ltd. Polycrystalline ferrite and a magnetic head using the same
JPS63319253A (en) * 1987-06-19 1988-12-27 Mitsubishi Electric Corp Oxide magnetic material generating low magnetic loss
GB2220935B (en) * 1988-07-18 1992-12-23 Mitsubishi Electric Corp Magnetic oxide material
US5028348A (en) * 1988-12-19 1991-07-02 Murata Manufacturing Co., Ltd. Magnetic material for high frequencies
US5645774A (en) * 1989-09-19 1997-07-08 Ferronics Incorporated Method for establishing a target magnetic permeability in a ferrite
JPH05114110A (en) * 1991-10-22 1993-05-07 Hitachi Metals Ltd Levitating type magnetic head reducing magnetorestrictive vibration noise
JP3635410B2 (en) * 1992-12-28 2005-04-06 Ｔｄｋ株式会社 Method for producing manganese-zinc based ferrite
JP3743795B2 (en) 1999-09-17 2006-02-08 Ｔｄｋ株式会社 Method for producing manganese-zinc based ferrite
US6993394B2 (en) * 2002-01-18 2006-01-31 Calfacion Corporation System method and apparatus for localized heating of tissue
US7048756B2 (en) * 2002-01-18 2006-05-23 Apasara Medical Corporation System, method and apparatus for evaluating tissue temperature
US7450344B2 (en) * 2003-11-12 2008-11-11 Intri-Plex Technologies, Inc. Remelted Magnetic head support structure in a disk drive

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2992990A (en) * 1956-01-05 1961-07-18 Richard G Parker Soft magnetic material
US3002930A (en) * 1956-12-03 1961-10-03 Philips Corp Process of making a ferromagnetic body
NL6904352A (en) * 1969-03-20 1970-09-22

Also Published As

Publication number Publication date
DE2148554A1 (en) 1972-04-13
AT313600B (en) 1974-02-25
FR2111100A5 (en) 1972-06-02
GB1369493A (en) 1974-10-09
JPS5229439B1 (en) 1977-08-02
CA975154A (en) 1975-09-30
US3837910A (en) 1974-09-24

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