CA472635A - Methods and apparatus for electric resistance welding pipe - Google Patents

Methods and apparatus for electric resistance welding pipe

Info

Publication number
CA472635A
CA472635A CA472635A CA472635DA CA472635A CA 472635 A CA472635 A CA 472635A CA 472635 A CA472635 A CA 472635A CA 472635D A CA472635D A CA 472635DA CA 472635 A CA472635 A CA 472635A
Authority
CA
Canada
Prior art keywords
methods
electric resistance
resistance welding
welding pipe
pipe
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
CA472635A
Other languages
French (fr)
Inventor
Westin Axel
Westin Sven
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.)
FEDERAL MACHINE AND WELDER Co
Original Assignee
FEDERAL MACHINE AND WELDER Co
Publication date
Application granted granted Critical
Publication of CA472635A publication Critical patent/CA472635A/en
Expired legal-status Critical Current

Links

CA472635A Methods and apparatus for electric resistance welding pipe Expired CA472635A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA472635T

Publications (1)

Publication Number Publication Date
CA472635A true CA472635A (en) 1951-04-03

Family

ID=35606595

Family Applications (1)

Application Number Title Priority Date Filing Date
CA472635A Expired CA472635A (en) Methods and apparatus for electric resistance welding pipe

Country Status (1)

Country Link
CA (1) CA472635A (en)

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