BE752600A - Procede pour augmenter l'anisotropie de corps obtenus par extrusion, constitues par un materiau a magnetisme - Google Patents

Procede pour augmenter l'anisotropie de corps obtenus par extrusion, constitues par un materiau a magnetisme

Info

Publication number
BE752600A
BE752600A BE752600DA BE752600A BE 752600 A BE752600 A BE 752600A BE 752600D A BE752600D A BE 752600DA BE 752600 A BE752600 A BE 752600A
Authority
BE
Belgium
Prior art keywords
anisotropy
magnetism
extrusion
constituted
increasing
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Patentverwaltung G.M.B.H. Philips
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of BE752600A publication Critical patent/BE752600A/xx

Links

Classifications

    • 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
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
    • B29C48/142—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration using force fields, e.g. gravity or electrical fields
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
    • B29C48/146—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration in the die
    • 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
    • H01F41/0253—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 for manufacturing permanent magnets
    • H01F41/0273—Imparting anisotropy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2503/00—Use of resin-bonded materials as filler
    • B29K2503/04—Inorganic materials
    • B29K2503/06—Metal powders, metal carbides or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Hard Magnetic Materials (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BE752600D 1969-06-28 1970-06-26 Procede pour augmenter l'anisotropie de corps obtenus par extrusion, constitues par un materiau a magnetisme BE752600A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1932970A DE1932970C3 (de) 1969-06-28 1969-06-28 Anwendung des Verfahrens zur Erhöhung der Anisotropie von stranggepreßten Körpern auf die Herstellung von Dauermagneten und Vorrichtung zur Durchführung dieses Verfahrens

Publications (1)

Publication Number Publication Date
BE752600A true BE752600A (fr) 1970-12-28

Family

ID=5738337

Family Applications (1)

Application Number Title Priority Date Filing Date
BE752600D BE752600A (fr) 1969-06-28 1970-06-26 Procede pour augmenter l'anisotropie de corps obtenus par extrusion, constitues par un materiau a magnetisme

Country Status (8)

Country Link
BE (1) BE752600A (da)
DE (1) DE1932970C3 (da)
DK (1) DK124504B (da)
ES (1) ES381206A1 (da)
FR (1) FR2049215B1 (da)
GB (1) GB1299490A (da)
NL (1) NL7009322A (da)
SE (1) SE352005B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3006736A1 (de) * 1979-02-23 1980-09-04 Inoue Japax Res Verfahren und vorrichtung zur herstellung eines elastomeren magnetischen gegenstandes
DE3726667A1 (de) * 1987-08-11 1989-02-23 Bayer Ag Feinteilige magnetische borhaltige hexaferritpigmente, verfahren zu ihrer herstellung sowie deren verwendung
JPH0264065A (ja) * 1988-05-24 1990-03-05 Ube Ind Ltd 結晶粒配向性セラミックスの製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1103114A (en) * 1963-08-28 1968-02-14 Rasmussen O B Thermoplastic sheet material, method of producing it, and method of making fibrous articles therefrom

Also Published As

Publication number Publication date
DK124504B (da) 1972-10-23
FR2049215A1 (da) 1971-03-26
ES381206A1 (es) 1973-04-16
DE1932970C3 (de) 1978-05-24
NL7009322A (da) 1970-12-30
DE1932970A1 (de) 1971-01-07
SE352005B (da) 1972-12-18
FR2049215B1 (da) 1975-01-10
GB1299490A (en) 1972-12-13
DE1932970B2 (de) 1977-10-06

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