SE466340B - Saett att framstaella roer - Google Patents

Saett att framstaella roer

Info

Publication number
SE466340B
SE466340B SE9001989A SE9001989A SE466340B SE 466340 B SE466340 B SE 466340B SE 9001989 A SE9001989 A SE 9001989A SE 9001989 A SE9001989 A SE 9001989A SE 466340 B SE466340 B SE 466340B
Authority
SE
Sweden
Prior art keywords
extrusion
molding material
blank
compacted
grooves
Prior art date
Application number
SE9001989A
Other languages
English (en)
Swedish (sv)
Other versions
SE9001989D0 (sv
SE9001989L (sv
Inventor
A Salwen
Original Assignee
Asea Brown Boveri
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 Asea Brown Boveri filed Critical Asea Brown Boveri
Priority to SE9001989A priority Critical patent/SE466340B/sv
Publication of SE9001989D0 publication Critical patent/SE9001989D0/xx
Priority to DE69112621T priority patent/DE69112621T2/de
Priority to EP91910864A priority patent/EP0532598B1/de
Priority to PCT/SE1991/000299 priority patent/WO1991018689A1/en
Publication of SE9001989L publication Critical patent/SE9001989L/xx
Publication of SE466340B publication Critical patent/SE466340B/sv

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
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
    • B22F5/106—Tube or ring forms
    • 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
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes
    • B21C23/085—Making tubes
    • 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
    • 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
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • 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
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • 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
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/004—Article comprising helical form elements
    • 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
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
    • B22F2005/103—Cavity made by removal of insert
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Extrusion Of Metal (AREA)
  • Powder Metallurgy (AREA)
SE9001989A 1990-06-05 1990-06-05 Saett att framstaella roer SE466340B (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE9001989A SE466340B (sv) 1990-06-05 1990-06-05 Saett att framstaella roer
DE69112621T DE69112621T2 (de) 1990-06-05 1991-04-26 Verfahren zur herstellung von rohren.
EP91910864A EP0532598B1 (de) 1990-06-05 1991-04-26 Verfahren zur herstellung von rohren
PCT/SE1991/000299 WO1991018689A1 (en) 1990-06-05 1991-04-26 Method of manufacturing tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9001989A SE466340B (sv) 1990-06-05 1990-06-05 Saett att framstaella roer

Publications (3)

Publication Number Publication Date
SE9001989D0 SE9001989D0 (sv) 1990-06-05
SE9001989L SE9001989L (sv) 1991-12-06
SE466340B true SE466340B (sv) 1992-02-03

Family

ID=20379666

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9001989A SE466340B (sv) 1990-06-05 1990-06-05 Saett att framstaella roer

Country Status (4)

Country Link
EP (1) EP0532598B1 (de)
DE (1) DE69112621T2 (de)
SE (1) SE466340B (de)
WO (1) WO1991018689A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0839589A1 (de) * 1996-11-04 1998-05-06 Alusuisse Technology & Management AG Verfahren zur Herstellung eines Metallprofilstranges
ITUD20050002A1 (it) * 2005-01-18 2006-07-19 Dada Srl procedimento per realizzare un elemento distanziatore per un pannello di un radiatore termico, ed elemento distanziatore cosi' realizzato
RU2492965C1 (ru) * 2012-03-12 2013-09-20 Лев Анатольевич Губенко Способ формования длинномерных полых изделий из порошковых и пластифицированных масс и устройство для его осуществления (варианты)
CN103785706A (zh) * 2014-02-12 2014-05-14 攀钢集团江油长城特殊钢有限公司 一种合金钢异型管的制造方法
CN105880609B (zh) * 2016-04-11 2018-06-26 哈尔滨建成集团有限公司 一种发动机喷管的成型工艺方法及成型模具
DE102018202941B4 (de) * 2018-02-27 2024-01-25 Kennametal Inc. Verfahren zur Herstellung eines Rohlings aus Extrusionsmasse sowie Extruder

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE413995B (sv) * 1977-02-07 1980-07-07 Asea Ab Press for hydrostatisk strengpressning av ror

Also Published As

Publication number Publication date
EP0532598A1 (de) 1993-03-24
DE69112621T2 (de) 1996-05-02
SE9001989D0 (sv) 1990-06-05
WO1991018689A1 (en) 1991-12-12
DE69112621D1 (de) 1995-10-05
SE9001989L (sv) 1991-12-06
EP0532598B1 (de) 1995-08-30

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