BE537450A - - Google Patents

Info

Publication number
BE537450A
BE537450A BE537450DA BE537450A BE 537450 A BE537450 A BE 537450A BE 537450D A BE537450D A BE 537450DA BE 537450 A BE537450 A BE 537450A
Authority
BE
Belgium
Application number
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.)
Publication of BE537450A publication Critical patent/BE537450A/xx

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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62685—Treating the starting powders individually or as mixtures characterised by the order of addition of constituents or additives
    • 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
    • C04B35/2683—Other ferrites containing alkaline earth metals or lead
    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/6261—Milling
    • C04B35/6262—Milling of calcined, sintered clinker or ceramics
    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62625—Wet mixtures
    • C04B35/6263—Wet mixtures characterised by their solids loadings, i.e. the percentage of solids
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3215—Barium oxides or oxide-forming salts thereof
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/76—Crystal structural characteristics, e.g. symmetry
    • C04B2235/767—Hexagonal symmetry, e.g. beta-Si3N4, beta-Sialon, alpha-SiC or hexa-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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
    • C04B2235/787—Oriented grains

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Compounds Of Iron (AREA)
BE537450D 1954-04-20 BE537450A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL780278X 1954-04-20

Publications (1)

Publication Number Publication Date
BE537450A true BE537450A (xx)

Family

ID=19830491

Family Applications (1)

Application Number Title Priority Date Filing Date
BE537450D BE537450A (xx) 1954-04-20

Country Status (7)

Country Link
US (1) US2837483A (xx)
BE (1) BE537450A (xx)
CH (1) CH347275A (xx)
DE (1) DE954277C (xx)
FR (1) FR1132397A (xx)
GB (1) GB780278A (xx)
NL (1) NL85512C (xx)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2980617A (en) * 1956-03-13 1961-04-18 Indiana General Corp Ferrite compositions and method of making same
US3004918A (en) * 1956-05-01 1961-10-17 Bell Telephone Labor Inc Production of magnetic ferrite bodies
DE1236391B (de) * 1956-05-16 1967-03-09 Philips Nv Verfahren zur Herstellung eines ferromagnetischen Ferritmaterials mit hexogonaler Kristallstruktur
NL112994C (xx) * 1956-06-02 1966-07-15
US3023166A (en) * 1956-08-18 1962-02-27 Philips Corp Magnetic record carrier
US3036008A (en) * 1956-12-24 1962-05-22 Magneco Electronics Inc Permanent magnet ferrite
US3051988A (en) * 1957-02-09 1962-09-04 Baermann Max Material with permanent magnetic properties
DE1045006B (de) * 1957-03-13 1958-11-27 Deutsche Edelstahlwerke Ag Verfahren zur Herstellung von anisotropen Dauermagnetkoerpern
NL111324C (xx) * 1957-05-13 1965-06-15
NL99528C (xx) * 1957-06-22 1961-11-15
NL95813C (xx) * 1957-10-21 1960-11-15
US3040184A (en) * 1958-07-01 1962-06-19 Bell Telephone Labor Inc Translation device having ferromagnetic core
US3359152A (en) * 1958-07-15 1967-12-19 Leyman Corp Machinable anisotropic magnet
DE1182843B (de) * 1959-01-03 1964-12-03 Magnetfab Bonn Gmbh Verfahren zur Herstellung anisotroper gesinterter Dauermagnete
US3067140A (en) * 1959-06-16 1962-12-04 Raytheon Co Orientation of ferrites
US2954346A (en) * 1959-10-28 1960-09-27 Ibm Permanent magnetic materials
US3150925A (en) * 1961-04-20 1964-09-29 Richard J Gambino Method of growing single crystals
US3093589A (en) * 1961-05-11 1963-06-11 Columbian Carbon Magnetic material
NL296037A (xx) * 1962-08-01
NL288527A (xx) * 1963-02-04
US3291740A (en) * 1963-11-29 1966-12-13 Bell Telephone Labor Inc Ferrimagnetic garnet compositions
US3375196A (en) * 1964-02-05 1968-03-26 Hitachi Ltd Method for introducing calcium oxide into manganese-zinc ferrite magnetic materials
DE1646885A1 (de) * 1966-08-31 1971-08-05 Philips Patentverwaltung Verfahren zur Herstellung von Bindemittel-Dauermagneten aus Ferrit
GB1351737A (en) * 1970-04-20 1974-05-01 British Steel Corp Ferrites
DE2143718C3 (de) * 1971-09-01 1978-08-17 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Herstellung von Dauermagnetwerkstoffen aus Ferriten
JPS5364797A (en) * 1976-11-24 1978-06-09 Tdk Corp Rubber, plastic magnet and magnetic powder for them
CN103848621B (zh) * 2013-12-20 2015-06-10 北矿磁材科技股份有限公司 一种干压异性永磁材料的制造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2700023A (en) * 1951-03-10 1955-01-18 Steatite Res Corp Process of making molded ceramic ferromagnetic products

Also Published As

Publication number Publication date
GB780278A (en) 1957-07-31
DE954277C (de) 1956-12-13
FR1132397A (fr) 1957-03-11
US2837483A (en) 1958-06-03
CH347275A (de) 1960-06-30
NL85512C (xx)

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