DE227787C - - Google Patents

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Publication number
DE227787C
DE227787C DENDAT227787D DE227787DA DE227787C DE 227787 C DE227787 C DE 227787C DE NDAT227787 D DENDAT227787 D DE NDAT227787D DE 227787D A DE227787D A DE 227787DA DE 227787 C DE227787 C DE 227787C
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DE
Germany
Prior art keywords
magnetic
general formula
simultaneous
conductivity
materials
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DENDAT227787D
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German (de)
Publication of DE227787C publication Critical patent/DE227787C/de
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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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Silicon Compounds (AREA)

Description

N. CEDlUICKT IN DER HEICIISDRUCKEREI,N. CEDlUICKT IN THE HEICIISDRUCKEREI,

Claims (2)

Patent-Ansprüche: 20Patent claims: 20 1. Verfahren zur Herstellung magneti- ..■■ sierbarer Materialien von gleichzeitiger ge- · ringer Leitfähigkeit für elektrische und magnetische Apparate nach Patenjt 226347, 25 dadurch gekennzeichnet, daß als Oxydgemische von der allgemeinen Formel1. A process for producing magnetic materials .. ■■ sierbarer of simultaneous overall · ringer conductivity for electric and magnetic apparatus according to Patenjt 226347, characterized 25 in that as oxide mixtures of the general formula χ Fe2 O3 -j- y Me O zwei oder mehr zweiwertige Oxyde der allgemeinen Formel χ Fe2 O3 4- y Me O -f 2 χ Me1 O in An- 3o· Wendung gebracht werden. ■ ■ ■£ χ Fe 2 O 3 -j- y Me O two or more divalent oxides of the general formula χ Fe 2 O 3 4- y Me O -f 2 χ Me 1 O are brought into 3o · turn. ■ ■ ■ £ 2. Verfahren zur Herstellung magneti- '_ sierbarer Materialien von gleichzeitiger geringer Leitfähigkeit für magnetische und elektrische Apparate nach Anspruch 1, da- 35 durch gekennzeichnet, daß zur Erhöhung ___ der Permeabilität die. Abkühlung mög- ■ liehst rasch erfolgt. -._■■■....· ;2. Process for the production of magnetisable materials with simultaneous low conductivity for magnetic and electrical apparatus according to claim 1, characterized in that to increase ___ the permeability the. Cooling down possible borrowed quickly. -._ ■■■ .... ·;
DENDAT227787D Active DE227787C (en)

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DE227787C true DE227787C (en)

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Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE756383C (en) * 1938-09-17 1952-10-20 Neosid Hansgeorg Pemetzrieder Low-loss ferromagnetic materials made from metal oxides for high frequency purposes
DE889467C (en) * 1947-05-30 1953-09-10 Philips Nv High frequency coil
DE907995C (en) * 1949-05-26 1954-04-01 Steatite Res Corp Ferromagnetic ceramic material consisting mainly of iron oxide compounds of the magnetite type and its manufacture
DE926409C (en) * 1949-02-05 1955-04-18 Philips Nv Magnetic core
DE929135C (en) * 1944-11-17 1955-06-20 Else Friederich Body for the reflection-free absorption of electromagnetic radiation of different wavelengths
DE958996C (en) * 1950-05-27 1957-02-28 Steatite Res Corp Process for the production of ferromagnetic, optionally shaped masses
DE962231C (en) * 1944-07-06 1957-04-18 Philips Nv Process for the production of a sintered, made of mixed crystals, soft magnetic ferrite material for high frequency purposes
DE968299C (en) * 1950-12-08 1958-01-30 Philips Nv Process for the production of a fused ferrite suitable for high frequency purposes
DE973517C (en) * 1943-06-30 1960-03-17 Steatit Magnesia Ag Dielectric body for electrical oscillations with distributed inductance and capacitance for frequencies above 10 Hz and process for its production
DE973758C (en) * 1942-06-16 1960-07-07 Philips Nv Process for the production of a sintered soft magnetic ferrite core containing zinc ferrite
DE975187C (en) * 1950-05-23 1961-09-21 Steatite Res Corp Semiconductors made from ferromagnetic sintered masses
DE976355C (en) * 1941-10-24 1963-08-01 Philips Nv Process for the production of a magnetic material from a mixed ferrite and a magnetic core produced from such a material
DE976579C (en) * 1946-12-04 1963-12-05 Husqvarna Vapenfabriks Ab Press tool for the production of pressed bodies to be sintered from metal powder
DE976924C (en) * 1943-05-31 1964-08-06 Philips Nv Process for producing a magnetic mixed ferrite material and a magnetic core produced therefrom
DE977105C (en) * 1950-09-19 1965-02-11 Philips Nv Use of iron oxide-based polyoxides as permanent magnetic material
DE977209C (en) * 1951-12-21 1965-06-10 Philips Nv Process for the production of a permanent magnet from polyoxides based on iron oxide
DE1229437B (en) * 1965-03-23 1966-11-24 Hermsdorf Keramik Veb Process for the production of sintering materials

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE756383C (en) * 1938-09-17 1952-10-20 Neosid Hansgeorg Pemetzrieder Low-loss ferromagnetic materials made from metal oxides for high frequency purposes
DE976355C (en) * 1941-10-24 1963-08-01 Philips Nv Process for the production of a magnetic material from a mixed ferrite and a magnetic core produced from such a material
DE973758C (en) * 1942-06-16 1960-07-07 Philips Nv Process for the production of a sintered soft magnetic ferrite core containing zinc ferrite
DE976924C (en) * 1943-05-31 1964-08-06 Philips Nv Process for producing a magnetic mixed ferrite material and a magnetic core produced therefrom
DE973517C (en) * 1943-06-30 1960-03-17 Steatit Magnesia Ag Dielectric body for electrical oscillations with distributed inductance and capacitance for frequencies above 10 Hz and process for its production
DE962231C (en) * 1944-07-06 1957-04-18 Philips Nv Process for the production of a sintered, made of mixed crystals, soft magnetic ferrite material for high frequency purposes
DE929135C (en) * 1944-11-17 1955-06-20 Else Friederich Body for the reflection-free absorption of electromagnetic radiation of different wavelengths
DE976579C (en) * 1946-12-04 1963-12-05 Husqvarna Vapenfabriks Ab Press tool for the production of pressed bodies to be sintered from metal powder
DE889467C (en) * 1947-05-30 1953-09-10 Philips Nv High frequency coil
DE926409C (en) * 1949-02-05 1955-04-18 Philips Nv Magnetic core
DE907995C (en) * 1949-05-26 1954-04-01 Steatite Res Corp Ferromagnetic ceramic material consisting mainly of iron oxide compounds of the magnetite type and its manufacture
DE975187C (en) * 1950-05-23 1961-09-21 Steatite Res Corp Semiconductors made from ferromagnetic sintered masses
DE958996C (en) * 1950-05-27 1957-02-28 Steatite Res Corp Process for the production of ferromagnetic, optionally shaped masses
DE977105C (en) * 1950-09-19 1965-02-11 Philips Nv Use of iron oxide-based polyoxides as permanent magnetic material
DE968299C (en) * 1950-12-08 1958-01-30 Philips Nv Process for the production of a fused ferrite suitable for high frequency purposes
DE977209C (en) * 1951-12-21 1965-06-10 Philips Nv Process for the production of a permanent magnet from polyoxides based on iron oxide
DE1229437B (en) * 1965-03-23 1966-11-24 Hermsdorf Keramik Veb Process for the production of sintering materials

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