JPH0521684B2 - - Google Patents

Info

Publication number
JPH0521684B2
JPH0521684B2 JP61069620A JP6962086A JPH0521684B2 JP H0521684 B2 JPH0521684 B2 JP H0521684B2 JP 61069620 A JP61069620 A JP 61069620A JP 6962086 A JP6962086 A JP 6962086A JP H0521684 B2 JPH0521684 B2 JP H0521684B2
Authority
JP
Japan
Prior art keywords
torsion
rod
hole
extrusion
twisted
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 - Fee Related
Application number
JP61069620A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62228312A (ja
Inventor
Tokuro Kishi
Akira Shiraishi
Takashi Myazawa
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.)
Tungaloy Corp
Original Assignee
Toshiba Tungaloy Co Ltd
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 Toshiba Tungaloy Co Ltd filed Critical Toshiba Tungaloy Co Ltd
Priority to JP6962086A priority Critical patent/JPS62228312A/ja
Publication of JPS62228312A publication Critical patent/JPS62228312A/ja
Publication of JPH0521684B2 publication Critical patent/JPH0521684B2/ja
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
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B22F3/227—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by organic binder assisted 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
    • 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
JP6962086A 1986-03-27 1986-03-27 捩れ穴を有する棒状成形体の成形方法 Granted JPS62228312A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6962086A JPS62228312A (ja) 1986-03-27 1986-03-27 捩れ穴を有する棒状成形体の成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6962086A JPS62228312A (ja) 1986-03-27 1986-03-27 捩れ穴を有する棒状成形体の成形方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP23400989A Division JPH0663003B2 (ja) 1989-09-08 1989-09-08 押出し成形機

Publications (2)

Publication Number Publication Date
JPS62228312A JPS62228312A (ja) 1987-10-07
JPH0521684B2 true JPH0521684B2 (da) 1993-03-25

Family

ID=13408097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6962086A Granted JPS62228312A (ja) 1986-03-27 1986-03-27 捩れ穴を有する棒状成形体の成形方法

Country Status (1)

Country Link
JP (1) JPS62228312A (da)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54159719A (en) * 1978-06-08 1979-12-17 Ishii Tekkosho Kk Heat insulation construction of doubleeshell low temperature tank

Also Published As

Publication number Publication date
JPS62228312A (ja) 1987-10-07

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