DE226347C - - Google Patents

Info

Publication number
DE226347C
DE226347C DENDAT226347D DE226347DA DE226347C DE 226347 C DE226347 C DE 226347C DE NDAT226347 D DENDAT226347 D DE NDAT226347D DE 226347D A DE226347D A DE 226347DA DE 226347 C DE226347 C DE 226347C
Authority
DE
Germany
Prior art keywords
compounds
joint
mixtures
barer
magnetizable
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.)
Active
Application number
DENDAT226347D
Other languages
German (de)
Publication of DE226347C publication Critical patent/DE226347C/de
Active 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

Landscapes

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

Description

TSKRLlU. GEDRUCKT IN DER IIEICIISDRUCKEREI. TSKRLlU. PRINTED IN THE IIEICIIS PRINTING SHOP.

Claims (1)

Patent-Anspruch:Patent claim: Verfahren zur Herstellung magnetisier-/ barer Materialien von gleichzeitiger geringer elektrischer Leitfähigkeit für elektrische und magnetische Apparate, dadurch gekennzeichnet, daß aus Verbindungen, welche aus Oxydgemischen von der allgemeinen Formel χ Fe2 O3- -f y Me O durch die übliehen Methoden (Erhitzen pulverförmiger Gemische, gemeinsames Ausfällen aus wäßriger Lösung, gemeinsame Oxydation der Metalle oder ihrer Sulfidverbindungen) gewonnen sind, massive Stücke durch Pressen unter Druck, wobei dies vor oder nach der Herbeiführung der Verbindung geschehen kann,, oder durch Gießen in For- · men hergestellt werden.Process for the production of magnetizable / barer materials with simultaneous low electrical conductivity for electrical and magnetic apparatus, characterized in that from compounds which are formed from oxide mixtures of the general formula χ Fe 2 O 3 - -f y Me O by the usual methods (heating pulverulent mixtures, joint precipitation from aqueous solution, joint oxidation of metals or their sulfide compounds), solid pieces by pressing under pressure, which can be done before or after the connection is established, or by casting in molds .
DENDAT226347D Active DE226347C (en)

Publications (1)

Publication Number Publication Date
DE226347C true DE226347C (en)

Family

ID=486902

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT226347D Active DE226347C (en)

Country Status (1)

Country Link
DE (1) DE226347C (en)

Cited By (22)

* 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
US2659698A (en) * 1949-01-03 1953-11-17 Aladdin Ind Inc Magnetic core and method for manufacturing same
DE926409C (en) * 1949-02-05 1955-04-18 Philips Nv Magnetic core
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
DE1030239B (en) * 1954-08-14 1958-05-14 Standard Elektrik Ag Process for the production of ferrites
DE1052888B (en) * 1956-07-05 1959-03-12 Siemens Ag Process for the production of ferrite powder
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
DE973763C (en) * 1946-04-13 1960-06-02 Philips Nv Closed pot-like coil core
DE973758C (en) * 1942-06-16 1960-07-07 Philips Nv Process for the production of a sintered soft magnetic ferrite core containing zinc ferrite
DE1111089B (en) * 1958-09-12 1961-07-13 Gen Ceramics Corp Process for the production of sintered ferrites
DE975187C (en) * 1950-05-23 1961-09-21 Steatite Res Corp Semiconductors made from ferromagnetic sintered masses
DE975729C (en) * 1948-12-22 1962-07-05 Siemens Ag Process for the production of ferrite cores
DE976288C (en) * 1948-10-02 1963-06-12 Fleischmann Geb DC motor for toys, especially for toy trains
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
DE1256576B (en) * 1963-08-02 1967-12-14 Cie Des Ferrites Electroniques Process for the non-shrinkage production of sintered ferrite moldings

Cited By (22)

* 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
DE973763C (en) * 1946-04-13 1960-06-02 Philips Nv Closed pot-like coil core
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
DE976288C (en) * 1948-10-02 1963-06-12 Fleischmann Geb DC motor for toys, especially for toy trains
DE975729C (en) * 1948-12-22 1962-07-05 Siemens Ag Process for the production of ferrite cores
US2659698A (en) * 1949-01-03 1953-11-17 Aladdin Ind Inc Magnetic core and method for manufacturing same
DE926409C (en) * 1949-02-05 1955-04-18 Philips Nv Magnetic core
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
DE1030239B (en) * 1954-08-14 1958-05-14 Standard Elektrik Ag Process for the production of ferrites
DE1052888B (en) * 1956-07-05 1959-03-12 Siemens Ag Process for the production of ferrite powder
DE1111089B (en) * 1958-09-12 1961-07-13 Gen Ceramics Corp Process for the production of sintered ferrites
DE1256576B (en) * 1963-08-02 1967-12-14 Cie Des Ferrites Electroniques Process for the non-shrinkage production of sintered ferrite moldings
DE1229437B (en) * 1965-03-23 1966-11-24 Hermsdorf Keramik Veb Process for the production of sintering materials

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