ATA170888A - Extrusion mandrel and process for its manufacture - Google Patents

Extrusion mandrel and process for its manufacture

Info

Publication number
ATA170888A
ATA170888A AT170888A AT170888A ATA170888A AT A170888 A ATA170888 A AT A170888A AT 170888 A AT170888 A AT 170888A AT 170888 A AT170888 A AT 170888A AT A170888 A ATA170888 A AT A170888A
Authority
AT
Austria
Prior art keywords
manufacture
extrusion mandrel
mandrel
extrusion
Prior art date
Application number
AT170888A
Other languages
German (de)
Inventor
Johann Dipl Ing Stamberger
Bruno Dr Hribernik
Original Assignee
Boehler Gmbh
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 Boehler Gmbh filed Critical Boehler Gmbh
Priority to AT170888A priority Critical patent/ATA170888A/en
Priority to EP19890890174 priority patent/EP0349524A3/en
Priority to AU37252/89A priority patent/AU622458B2/en
Publication of ATA170888A publication Critical patent/ATA170888A/en

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
    • B21C25/00—Profiling tools for metal extruding
    • B21C25/04—Mandrels
    • 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
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
AT170888A 1988-07-01 1988-07-01 Extrusion mandrel and process for its manufacture ATA170888A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT170888A ATA170888A (en) 1988-07-01 1988-07-01 Extrusion mandrel and process for its manufacture
EP19890890174 EP0349524A3 (en) 1988-07-01 1989-06-23 Extrusion mandrel and method for its manufacture
AU37252/89A AU622458B2 (en) 1988-07-01 1989-06-30 Extruder mandrel and process for its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT170888A ATA170888A (en) 1988-07-01 1988-07-01 Extrusion mandrel and process for its manufacture

Publications (1)

Publication Number Publication Date
ATA170888A true ATA170888A (en) 1993-03-15

Family

ID=3519270

Family Applications (1)

Application Number Title Priority Date Filing Date
AT170888A ATA170888A (en) 1988-07-01 1988-07-01 Extrusion mandrel and process for its manufacture

Country Status (3)

Country Link
EP (1) EP0349524A3 (en)
AT (1) ATA170888A (en)
AU (1) AU622458B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0656235T3 (en) * 1993-12-01 1998-02-02 Sumitomo Light Metal Ind Hollow extruder nozzle for extruding a hollow element of a zinc-containing aluminum alloy

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE610053C (en) * 1931-04-12 1935-09-16 Fritz Singer Dr Hole mandrel for the extrusion of pipes
US3541831A (en) * 1967-04-07 1970-11-24 Int Nickel Co Extrusion mandrel
CH538311A (en) * 1972-03-30 1973-06-30 Alusuisse Press die
US4090873A (en) * 1975-01-23 1978-05-23 Nippon Gakki Seizo Kabushiki Kaisha Process for producing clad metals
JPS59178122A (en) * 1983-03-29 1984-10-09 Sumitomo Electric Ind Ltd Wear-resistant parts for extrusion working

Also Published As

Publication number Publication date
AU3725289A (en) 1990-01-04
EP0349524A3 (en) 1990-12-05
AU622458B2 (en) 1992-04-09
EP0349524A2 (en) 1990-01-03

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Legal Events

Date Code Title Description
A1J Withdrawal paragraph 166 lit. 6
UEP Publication of translation of european patent specification