DE3520910C2 - - Google Patents

Info

Publication number
DE3520910C2
DE3520910C2 DE19853520910 DE3520910A DE3520910C2 DE 3520910 C2 DE3520910 C2 DE 3520910C2 DE 19853520910 DE19853520910 DE 19853520910 DE 3520910 A DE3520910 A DE 3520910A DE 3520910 C2 DE3520910 C2 DE 3520910C2
Authority
DE
Germany
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
DE19853520910
Other languages
German (de)
Other versions
DE3520910A1 (de
Inventor
Christer Aaslund
Claes Torshaella Se Tornberg
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.)
AVESTA NYBY POWDER TORSHAELLA SE AB
Original Assignee
AVESTA NYBY POWDER TORSHAELLA SE AB
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 AVESTA NYBY POWDER TORSHAELLA SE AB filed Critical AVESTA NYBY POWDER TORSHAELLA SE AB
Priority to DE19853520910 priority Critical patent/DE3520910A1/de
Priority to SE8602496A priority patent/SE8602496L/
Publication of DE3520910A1 publication Critical patent/DE3520910A1/de
Application granted granted Critical
Publication of DE3520910C2 publication Critical patent/DE3520910C2/de
Granted legal-status Critical Current

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
    • B22F3/02—Compacting only
    • B22F3/04—Compacting only by applying fluid pressure, e.g. by cold isostatic pressing [CIP]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Powder Metallurgy (AREA)
DE19853520910 1985-06-11 1985-06-11 Verfahren zur herstellung von strangpressbolzen, zur pulvermetallurgischen erzeugung von rohren Granted DE3520910A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19853520910 DE3520910A1 (de) 1985-06-11 1985-06-11 Verfahren zur herstellung von strangpressbolzen, zur pulvermetallurgischen erzeugung von rohren
SE8602496A SE8602496L (sv) 1985-06-11 1986-06-03 Forfarande for framstellning av strengpressningsemnen for pulvermetallurgisk tillverkning av ror

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853520910 DE3520910A1 (de) 1985-06-11 1985-06-11 Verfahren zur herstellung von strangpressbolzen, zur pulvermetallurgischen erzeugung von rohren

Publications (2)

Publication Number Publication Date
DE3520910A1 DE3520910A1 (de) 1986-12-11
DE3520910C2 true DE3520910C2 (ja) 1987-04-02

Family

ID=6272983

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853520910 Granted DE3520910A1 (de) 1985-06-11 1985-06-11 Verfahren zur herstellung von strangpressbolzen, zur pulvermetallurgischen erzeugung von rohren

Country Status (2)

Country Link
DE (1) DE3520910A1 (ja)
SE (1) SE8602496L (ja)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH316476A (de) * 1952-06-13 1956-10-15 Ici Ltd Verfahren zum Schützen von aus Metallpulver gebildeten Körpern gegen Oxydation
FR1164348A (fr) 1956-01-10 1958-10-08 Oerlikon Buehrle Ag Procédé de fabrication de corps profilés extrudés en poudre ferreuse
BE709814A (ja) 1968-01-24 1968-05-30
JPS4920682B1 (ja) * 1968-01-24 1974-05-27
FR2092133B1 (ja) * 1970-05-06 1974-03-22 Orsymonde
US3823463A (en) 1972-07-13 1974-07-16 Federal Mogul Corp Metal powder extrusion process
DE2419014C3 (de) 1974-04-19 1985-08-01 Nyby Bruks AB, Nybybruk Verfahren zum Herstellen von Rohren aus rostfreiem Stahl und Anwendung des Verfahrens auf das Herstellen von Verbundrohren
DE2462747C2 (de) 1974-04-19 1984-02-23 Nyby Bruk AB, Nybybruk Strangpreßbolzen zur pulvermetallurgischen Herstellung von Rohren aus rostfreieem Stahl
DE2737248C2 (de) 1977-08-18 1985-09-19 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Bauteil hoher Festigkeit mit komplizierter geometrischer Form und Verfahren zu dessen Herstellung
DE2846658C2 (de) * 1978-10-26 1985-12-12 Gränges Nyby AB, Nybybruk Metallische Hülle für die Herstellung von Strangpreßbolzen zur pulvermetallurgischen Erzeugung von Rohren
DE2846659A1 (de) * 1978-10-26 1980-05-08 Graenges Nyby Ab Kapseln und presslinge zum extrudieren von gegenstaenden, insbesondere rohren, und verfahren zum herstellen der kapseln und presslinge
DE2846660C2 (de) * 1978-10-26 1984-03-08 Gränges Nyby AB, Nybybruk Ringkörperförmige Hülle für Strangpreßbolzen zur pulvermetallurgischen Herstellung von Rohren
DE3009882C2 (de) 1980-03-14 1985-10-03 Nyby Uddeholm AB, Torshälla Strangpreßbolzen für die pulvermetallurgische Herstellung von Verbundrohren
DE3009916C2 (de) 1980-03-14 1985-10-10 Nyby Uddeholm AB, Torshälla Strangpreßbolzen für die pulvermetallurgische Herstellung von Rohren sowie Verfahren zu seiner Herstellung
DE3338367C1 (de) 1983-10-21 1985-09-26 Nyby Uddeholm Powder AB, Torshälla Verfahren zur pulvermetallurgischen Herstellung von Rohren sowie danach hergestellte Rohrbolzen(Halbfabrikate)

Also Published As

Publication number Publication date
DE3520910A1 (de) 1986-12-11
SE8602496D0 (sv) 1986-06-03
SE8602496L (sv) 1986-12-12

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee