GB1221879A - Hydrostatic extrusion of powder material - Google Patents

Hydrostatic extrusion of powder material

Info

Publication number
GB1221879A
GB1221879A GB30256/68A GB3025668A GB1221879A GB 1221879 A GB1221879 A GB 1221879A GB 30256/68 A GB30256/68 A GB 30256/68A GB 3025668 A GB3025668 A GB 3025668A GB 1221879 A GB1221879 A GB 1221879A
Authority
GB
United Kingdom
Prior art keywords
billet
extrusion
barrier
metal
metal oxide
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
Application number
GB30256/68A
Other languages
English (en)
Inventor
J Nilsson
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska 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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Publication of GB1221879A publication Critical patent/GB1221879A/en
Expired 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, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS 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
    • 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
    • B22F2003/202—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 with back pressure
    • 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)
  • Extrusion Of Metal (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB30256/68A 1967-06-26 1968-06-25 Hydrostatic extrusion of powder material Expired GB1221879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE6709071A SE377434B (enExample) 1967-06-26 1967-06-26

Publications (1)

Publication Number Publication Date
GB1221879A true GB1221879A (en) 1971-02-10

Family

ID=20275758

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30256/68A Expired GB1221879A (en) 1967-06-26 1968-06-25 Hydrostatic extrusion of powder material

Country Status (6)

Country Link
US (1) US3559271A (enExample)
JP (1) JPS5132564B1 (enExample)
DE (1) DE1758540B1 (enExample)
FR (1) FR1569530A (enExample)
GB (1) GB1221879A (enExample)
SE (1) SE377434B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4005596A (en) * 1975-04-07 1977-02-01 Ural Viktor Ivanovich Apparatus for hydraulic pressing of metals

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1365717A (en) * 1970-12-21 1974-09-04 Bbc Brown Boveri & Cie Process for making permanent magnets from magnetic powders
US3771221A (en) * 1971-12-03 1973-11-13 Bbc Brown Boveri & Cie Method and apparatus for producing fine-particle permanent magnets
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
FR2453840A1 (fr) * 1979-04-11 1980-11-07 Fraga Dominguez Ramon Procede de fabrication de pierres a briquet et pierres ainsi obtenues
US4521360A (en) * 1983-09-12 1985-06-04 Battelle Memorial Institute Methods of compaction by incremental radial compression and/or low-ratio extrusion
US4480453A (en) * 1983-12-09 1984-11-06 N P S P Po Hydroplastichna Obrabotka Na Metalite Apparatus for blast hydroplastic finishing of tubular billets
FR2684028B1 (fr) * 1991-11-27 1994-02-25 Centre Nal Recherc Scientifique Procede de fabrication d'une barre comprenant une ame poudreuse gainee d'une matiere metallique.
JP3031647B2 (ja) * 1992-02-08 2000-04-10 日立粉末冶金株式会社 粉末材料の押出し成形装置
DE10135485A1 (de) * 2001-07-20 2003-02-06 Schwaebische Huettenwerke Gmbh Verfahren zur endkonturnahen Fertigung von Bauteilen bzw. Halbzeugen aus schwer zerspanbaren Leichtmetalllegierungen, und Bauteil bzw. Halbzeug, hergestellt durch das Verfahren
DE102006043502B4 (de) * 2006-09-12 2008-11-27 Technische Universität Berlin Verfahren und Vorrichtung zum Herstellen eines gepreßten Stranges mittels Strangpressen
CN106378361A (zh) * 2016-09-06 2017-02-08 南京理工大学 一种微型平面弹簧静液挤压的装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD9575A (enExample) *
DE753802C (de) * 1933-08-18 1953-05-26 Bosch Gmbh Robert Verfahren zur Herstellung von Massekernen, welche aus einzelnen Faeden oder Straengen eines Gemisches aus ferromagnetischem Pulver und isolierendem Bindemittel zusammengesetzt sind

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4005596A (en) * 1975-04-07 1977-02-01 Ural Viktor Ivanovich Apparatus for hydraulic pressing of metals

Also Published As

Publication number Publication date
FR1569530A (enExample) 1969-05-30
DE1758540B1 (de) 1972-03-09
US3559271A (en) 1971-02-02
JPS5132564B1 (enExample) 1976-09-13
SE377434B (enExample) 1975-07-07

Similar Documents

Publication Publication Date Title
GB1221879A (en) Hydrostatic extrusion of powder material
GB1430604A (en) Polymer tubes and process for their manufacture
GB1064573A (en) Method and means for extruding profiled tubing made of thermoplastic synthetic material
ES364752A1 (es) Procedimiento y aparato para producir tubo de color con unacapa subyacente o aparejo galvanizado de cinc sobre una basemetalica.
EP0187548A3 (en) Method of injecting viscous fluid into a product such as bread or confectionery
ES430920A1 (es) Un dispositivo para estirar en frio tubos metalicos, en es-pecial de acero.
GB993100A (en) Method and apparatus for forming articles
GB1146151A (en) Extrusion method and apparatus
GB1117998A (en) Apparatus for extruding a relatively soft metal sheath onto a hard metal wire
GB1430623A (en) Process and apparatus for continuous hydrostatic extrusion
GB1201485A (en) Methods of and apparatus for extruding solid plastic materials
GB1352456A (en) Method of and an apparatus for producing tubes by extrusion
BE769382A (fr) Procede pour la transformation de matieres thermoplastiques, notamment de cires de petrole, en produits extrudes et tuyere pour lamise en oeuvre de ce procede
GB1336633A (en) Method for extruding a metal billet
US1948400A (en) Metal extrusion press
GB1201464A (en) High pressure containers for cyclically varying pressures
Fuchs et al. Continuous hydrostatic extrusion makes conductor wires
GB1300804A (en) Improvements in or relating to extrusion
GB1475815A (en) Method of and apparatus for producing a cup-shaped formed product
GB894737A (en) Method of producing metal tubes, particularly steel tubes in an extrusion press
GB1375595A (enExample)
GB1109841A (en) Improvements in or relating to hydrostatic extrusion apparatus
GB1377118A (en) Extrusion methods and apparatus
GB1405749A (en) Extrusion of powder billets
GB1506445A (en) Work-hardened wire or profile of reinforced thermoplastics material