FR2684028B1 - Procede de fabrication d'une barre comprenant une ame poudreuse gainee d'une matiere metallique. - Google Patents

Procede de fabrication d'une barre comprenant une ame poudreuse gainee d'une matiere metallique.

Info

Publication number
FR2684028B1
FR2684028B1 FR9114654A FR9114654A FR2684028B1 FR 2684028 B1 FR2684028 B1 FR 2684028B1 FR 9114654 A FR9114654 A FR 9114654A FR 9114654 A FR9114654 A FR 9114654A FR 2684028 B1 FR2684028 B1 FR 2684028B1
Authority
FR
France
Prior art keywords
manufacture
bar
metal material
powdered core
powdered
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 - Fee Related
Application number
FR9114654A
Other languages
English (en)
Other versions
FR2684028A1 (fr
Inventor
Henri Massat
Bernard Blanzat
Viviane Palko
Michel Decroux
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.)
CENTRE NAL RECHERC SCIENTIFIQUE
Original Assignee
CENTRE NAL RECHERC SCIENTIFIQUE
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 CENTRE NAL RECHERC SCIENTIFIQUE filed Critical CENTRE NAL RECHERC SCIENTIFIQUE
Priority to FR9114654A priority Critical patent/FR2684028B1/fr
Publication of FR2684028A1 publication Critical patent/FR2684028A1/fr
Application granted granted Critical
Publication of FR2684028B1 publication Critical patent/FR2684028B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/007—Hydrostatic extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/22—Making metal-coated products; Making products from two or more metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C33/00—Feeding extrusion presses with metal to be extruded ; Loading the dummy block
    • B21C33/004—Composite billet
    • 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
    • B22F3/12—Both compacting and sintering
    • B22F3/1208—Containers or coating used therefor
    • B22F3/1258—Container manufacturing
    • 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
    • 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
    • B22F2003/206—Hydrostatic or hydraulic extrusion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
FR9114654A 1991-11-27 1991-11-27 Procede de fabrication d'une barre comprenant une ame poudreuse gainee d'une matiere metallique. Expired - Fee Related FR2684028B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9114654A FR2684028B1 (fr) 1991-11-27 1991-11-27 Procede de fabrication d'une barre comprenant une ame poudreuse gainee d'une matiere metallique.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9114654A FR2684028B1 (fr) 1991-11-27 1991-11-27 Procede de fabrication d'une barre comprenant une ame poudreuse gainee d'une matiere metallique.

Publications (2)

Publication Number Publication Date
FR2684028A1 FR2684028A1 (fr) 1993-05-28
FR2684028B1 true FR2684028B1 (fr) 1994-02-25

Family

ID=9419403

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9114654A Expired - Fee Related FR2684028B1 (fr) 1991-11-27 1991-11-27 Procede de fabrication d'une barre comprenant une ame poudreuse gainee d'une matiere metallique.

Country Status (1)

Country Link
FR (1) FR2684028B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010066251A1 (fr) * 2008-12-12 2010-06-17 Sintex A/S Rotor à aimant permanent pour machine, procédé de fabrication d'un rotor à aimant permanent et système de fabrication

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE377434B (fr) * 1967-06-26 1975-07-07 Asea Ab
US3771221A (en) * 1971-12-03 1973-11-13 Bbc Brown Boveri & Cie Method and apparatus for producing fine-particle permanent magnets
US3798740A (en) * 1972-10-02 1974-03-26 Davy Ashmore Ltd Method of extruding a porous compacted mass of metal powder having a sealed outer surface
US3824097A (en) * 1972-12-19 1974-07-16 Federal Mogul Corp Process for compacting metal powder
US3922769A (en) * 1974-06-07 1975-12-02 Gte Sylvania Inc Method for making composite wire

Also Published As

Publication number Publication date
FR2684028A1 (fr) 1993-05-28

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse