JPS631135B2 - - Google Patents

Info

Publication number
JPS631135B2
JPS631135B2 JP57234419A JP23441982A JPS631135B2 JP S631135 B2 JPS631135 B2 JP S631135B2 JP 57234419 A JP57234419 A JP 57234419A JP 23441982 A JP23441982 A JP 23441982A JP S631135 B2 JPS631135 B2 JP S631135B2
Authority
JP
Japan
Prior art keywords
oxide film
atmosphere
vacuum
shape
aluminum
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
JP57234419A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59125212A (ja
Inventor
Eizo Isoyama
Kenji Tsukamoto
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.)
Altemira Co Ltd
Original Assignee
Showa Aluminum Corp
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 Showa Aluminum Corp filed Critical Showa Aluminum Corp
Priority to JP57234419A priority Critical patent/JPS59125212A/ja
Publication of JPS59125212A publication Critical patent/JPS59125212A/ja
Publication of JPS631135B2 publication Critical patent/JPS631135B2/ja
Granted 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
    • B21C23/002—Extruding materials of special alloys so far as the composition of the alloy requires or permits special extruding methods of sequences
    • 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
    • B21C23/009—Gas treatment of work

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Of Metal (AREA)
JP57234419A 1982-12-29 1982-12-29 真空用アルミニウム押出形材の製造法 Granted JPS59125212A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57234419A JPS59125212A (ja) 1982-12-29 1982-12-29 真空用アルミニウム押出形材の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57234419A JPS59125212A (ja) 1982-12-29 1982-12-29 真空用アルミニウム押出形材の製造法

Publications (2)

Publication Number Publication Date
JPS59125212A JPS59125212A (ja) 1984-07-19
JPS631135B2 true JPS631135B2 (enrdf_load_stackoverflow) 1988-01-11

Family

ID=16970716

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57234419A Granted JPS59125212A (ja) 1982-12-29 1982-12-29 真空用アルミニウム押出形材の製造法

Country Status (1)

Country Link
JP (1) JPS59125212A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9326050D0 (en) * 1993-12-21 1994-02-23 Holton Machinery Ltd Continuous extrusion
DE10118441A1 (de) * 2001-04-12 2002-10-17 Linde Ag Inertisieren beim Strangpressen

Also Published As

Publication number Publication date
JPS59125212A (ja) 1984-07-19

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