ES186355A1 - A METHOD OF PREPARING MAGNETIC MATERIALS - Google Patents

A METHOD OF PREPARING MAGNETIC MATERIALS

Info

Publication number
ES186355A1
ES186355A1 ES0186355A ES186355A ES186355A1 ES 186355 A1 ES186355 A1 ES 186355A1 ES 0186355 A ES0186355 A ES 0186355A ES 186355 A ES186355 A ES 186355A ES 186355 A1 ES186355 A1 ES 186355A1
Authority
ES
Spain
Prior art keywords
magnetic materials
preparing magnetic
ferrite
preparing
compound
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.)
Expired
Application number
ES0186355A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Publication of ES186355A1 publication Critical patent/ES186355A1/en
Expired 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)
  • Compounds Of Iron (AREA)
  • Magnetic Ceramics (AREA)

Abstract

Un método de preparar materiales magnéticos que comprenden mezcla íntimamente óxido de berilio (bO). o un compuesto que se convierta en BO con una ferrita o un material que forme una ferrita finamente divididos y calentar la mezcla hasta al menos 900ºC.A method of preparing magnetic materials comprising intimately mixed beryllium oxide (bO). or a compound that becomes BO with a finely divided ferrite or a material that forms a ferrite and heat the mixture to at least 900 ° C.

ES0186355A 1947-12-31 1948-12-21 A METHOD OF PREPARING MAGNETIC MATERIALS Expired ES186355A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US795046A US2579267A (en) 1947-12-31 1947-12-31 Material having improved magnetic property

Publications (1)

Publication Number Publication Date
ES186355A1 true ES186355A1 (en) 1949-03-01

Family

ID=25164508

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0186355A Expired ES186355A1 (en) 1947-12-31 1948-12-21 A METHOD OF PREPARING MAGNETIC MATERIALS

Country Status (4)

Country Link
US (1) US2579267A (en)
ES (1) ES186355A1 (en)
FR (1) FR978215A (en)
NL (1) NL75788C (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1114010A (en) * 1954-11-09 1956-04-06 Audax Sintered mixed oxide permanent magnets
FR1122258A (en) * 1955-02-03 1956-09-04 Centre Nat Rech Scient Ferromagnetic material and its manufacturing process
US3034986A (en) * 1956-01-03 1962-05-15 Sylvania Electric Prod Ferrite materials
US2962444A (en) * 1956-01-19 1960-11-29 Centre Nat Rech Scient Ferromagnetic ceramic materials
BE557138A (en) * 1956-05-02
BE562891A (en) * 1956-12-14
US3034988A (en) * 1958-08-22 1962-05-15 Du Pont Modified chromium oxide ferromagnetic compositions, their preparation and use
US2923683A (en) * 1957-06-19 1960-02-02 Du Pont Antimony-modified chromium oxide ferromagnetic compositions, their preparation and use
US2923684A (en) * 1957-06-19 1960-02-02 Du Pont Tin modified ferromagnetic chromium oxide, its preparation and use in recording members
US4023174A (en) * 1958-03-10 1977-05-10 The United States Of America As Represented By The Secretary Of The Navy Magnetic ceramic absorber
US3042617A (en) * 1958-12-31 1962-07-03 Rca Corp Magnetic bodies and methods of preparation thereof
GB927449A (en) * 1960-08-25 1963-05-29 Nippon Electric Co A method of manufacturing oxide magnetic materials

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1976230A (en) * 1930-12-25 1934-10-09 Mitsubishi Electric Corp Permanent magnet and method of manufacturing same
US1946964A (en) * 1933-07-11 1934-02-13 Boonton Res Corp Magnetic material and process of making the same

Also Published As

Publication number Publication date
US2579267A (en) 1951-12-18
NL75788C (en)
FR978215A (en) 1951-04-11

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