DE1209477B - Verfahren zur Vorbehandlung von Pulvern, die durch Pressen und Sintern zu Formkoerpern, insbesondere zu Magnetkernen verarbeitet werden - Google Patents

Verfahren zur Vorbehandlung von Pulvern, die durch Pressen und Sintern zu Formkoerpern, insbesondere zu Magnetkernen verarbeitet werden

Info

Publication number
DE1209477B
DE1209477B DEL38855A DEL0038855A DE1209477B DE 1209477 B DE1209477 B DE 1209477B DE L38855 A DEL38855 A DE L38855A DE L0038855 A DEL0038855 A DE L0038855A DE 1209477 B DE1209477 B DE 1209477B
Authority
DE
Germany
Prior art keywords
powder
mixture
pressing
powders
plastic material
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.)
Pending
Application number
DEL38855A
Other languages
German (de)
English (en)
Inventor
Gerard Gomez
Andre Pierrot
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 FR826721A external-priority patent/FR1264545A/fr
Application filed by Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Publication of DE1209477B publication Critical patent/DE1209477B/de
Pending 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
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • C04B33/1315—Non-ceramic binders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • 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
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/22—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
DEL38855A 1960-05-10 1961-04-28 Verfahren zur Vorbehandlung von Pulvern, die durch Pressen und Sintern zu Formkoerpern, insbesondere zu Magnetkernen verarbeitet werden Pending DE1209477B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR826721A FR1264545A (fr) 1960-05-10 1960-05-10 Procédé de préparation de poudres destinées au matriçage de noyaux magnétiqueset autres pièces en poudre comprimées

Publications (1)

Publication Number Publication Date
DE1209477B true DE1209477B (de) 1966-01-20

Family

ID=8731062

Family Applications (1)

Application Number Title Priority Date Filing Date
DEL38855A Pending DE1209477B (de) 1960-05-10 1961-04-28 Verfahren zur Vorbehandlung von Pulvern, die durch Pressen und Sintern zu Formkoerpern, insbesondere zu Magnetkernen verarbeitet werden

Country Status (7)

Country Link
BE (1) BE603608A (show.php)
CH (1) CH435474A (show.php)
DE (1) DE1209477B (show.php)
ES (1) ES266660A1 (show.php)
GB (1) GB953113A (show.php)
IT (1) IT649863A (show.php)
NL (1) NL113443C (show.php)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4834800A (en) * 1986-10-15 1989-05-30 Hoeganaes Corporation Iron-based powder mixtures
US5298055A (en) * 1992-03-09 1994-03-29 Hoeganaes Corporation Iron-based powder mixtures containing binder-lubricant
US6039784A (en) * 1997-03-12 2000-03-21 Hoeganaes Corporation Iron-based powder compositions containing green strength enhancing lubricants
GB9723723D0 (en) * 1997-11-11 1998-01-07 Silberline Ltd Metal powder pigment

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2582993A (en) * 1948-10-29 1952-01-22 Glenn N Howatt Method of producing high dielectric high insulation ceramic plates
GB673720A (en) * 1949-01-03 1952-06-11 Aladdin Ind Inc Magnetic core composition and method of producing the same
GB675195A (en) * 1948-02-16 1952-07-09 Minnesota Mining & Mfg Improvements in or relating to magnetic recording member and method of making same
DE874269C (de) * 1941-12-04 1953-04-23 Gen Motors Corp Verfahren zur Herstellung keramischer Artikel, insbesondere Isolierkoerper fuer Zuendkerzen
GB729538A (en) * 1952-08-19 1955-05-04 Rca Corp Improvements in manganese zinc ferrospinel compositions
US2886530A (en) * 1955-07-19 1959-05-12 Greger Herbert Hans Process of manufacturing ceramic ferrites

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE874269C (de) * 1941-12-04 1953-04-23 Gen Motors Corp Verfahren zur Herstellung keramischer Artikel, insbesondere Isolierkoerper fuer Zuendkerzen
GB675195A (en) * 1948-02-16 1952-07-09 Minnesota Mining & Mfg Improvements in or relating to magnetic recording member and method of making same
US2582993A (en) * 1948-10-29 1952-01-22 Glenn N Howatt Method of producing high dielectric high insulation ceramic plates
GB673720A (en) * 1949-01-03 1952-06-11 Aladdin Ind Inc Magnetic core composition and method of producing the same
GB729538A (en) * 1952-08-19 1955-05-04 Rca Corp Improvements in manganese zinc ferrospinel compositions
US2886530A (en) * 1955-07-19 1959-05-12 Greger Herbert Hans Process of manufacturing ceramic ferrites

Also Published As

Publication number Publication date
GB953113A (en) 1964-03-25
CH435474A (fr) 1967-05-15
BE603608A (fr) 1961-11-10
NL113443C (show.php)
IT649863A (show.php)
ES266660A1 (es) 1961-09-01

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