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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
    • C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
    • 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)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (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 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)
JP (1) JPS5132564B1 (enrdf_load_stackoverflow)
DE (1) DE1758540B1 (enrdf_load_stackoverflow)
FR (1) FR1569530A (enrdf_load_stackoverflow)
GB (1) GB1221879A (enrdf_load_stackoverflow)
SE (1) SE377434B (enrdf_load_stackoverflow)

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
DE2462747C2 (de) * 1974-04-19 1984-02-23 Nyby Bruk AB, Nybybruk Strangpreßbolzen zur pulvermetallurgischen Herstellung von Rohren aus rostfreieem Stahl
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
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 (enrdf_load_stackoverflow) *
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 (enrdf_load_stackoverflow) 1969-05-30
US3559271A (en) 1971-02-02
SE377434B (enrdf_load_stackoverflow) 1975-07-07
JPS5132564B1 (enrdf_load_stackoverflow) 1976-09-13
DE1758540B1 (de) 1972-03-09

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