JPS51145459A - Method of and apparatus for producing u bend pipe with extremely limited residual magnetism - Google Patents

Method of and apparatus for producing u bend pipe with extremely limited residual magnetism

Info

Publication number
JPS51145459A
JPS51145459A JP3880375A JP3880375A JPS51145459A JP S51145459 A JPS51145459 A JP S51145459A JP 3880375 A JP3880375 A JP 3880375A JP 3880375 A JP3880375 A JP 3880375A JP S51145459 A JPS51145459 A JP S51145459A
Authority
JP
Japan
Prior art keywords
producing
bend pipe
extremely limited
residual magnetism
limited residual
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.)
Granted
Application number
JP3880375A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5215544B2 (forum.php
Inventor
Naoji Shigematsu
Tatahisa Kudou
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP3880375A priority Critical patent/JPS51145459A/ja
Publication of JPS51145459A publication Critical patent/JPS51145459A/ja
Publication of JPS5215544B2 publication Critical patent/JPS5215544B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
JP3880375A 1975-03-31 1975-03-31 Method of and apparatus for producing u bend pipe with extremely limited residual magnetism Granted JPS51145459A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3880375A JPS51145459A (en) 1975-03-31 1975-03-31 Method of and apparatus for producing u bend pipe with extremely limited residual magnetism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3880375A JPS51145459A (en) 1975-03-31 1975-03-31 Method of and apparatus for producing u bend pipe with extremely limited residual magnetism

Publications (2)

Publication Number Publication Date
JPS51145459A true JPS51145459A (en) 1976-12-14
JPS5215544B2 JPS5215544B2 (forum.php) 1977-04-30

Family

ID=12535441

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3880375A Granted JPS51145459A (en) 1975-03-31 1975-03-31 Method of and apparatus for producing u bend pipe with extremely limited residual magnetism

Country Status (1)

Country Link
JP (1) JPS51145459A (forum.php)

Also Published As

Publication number Publication date
JPS5215544B2 (forum.php) 1977-04-30

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