CA607659A - Method and device for manufacturing pipes or tubes with helical grooves - Google Patents

Method and device for manufacturing pipes or tubes with helical grooves

Info

Publication number
CA607659A
CA607659A CA607659A CA607659DA CA607659A CA 607659 A CA607659 A CA 607659A CA 607659 A CA607659 A CA 607659A CA 607659D A CA607659D A CA 607659DA CA 607659 A CA607659 A CA 607659A
Authority
CA
Canada
Prior art keywords
tubes
helical grooves
manufacturing pipes
pipes
manufacturing
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
CA607659A
Inventor
Hegler Wilhelm
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA607659A publication Critical patent/CA607659A/en
Expired legal-status Critical Current

Links

CA607659A Method and device for manufacturing pipes or tubes with helical grooves Expired CA607659A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA607659T

Publications (1)

Publication Number Publication Date
CA607659A true CA607659A (en) 1960-11-01

Family

ID=35829148

Family Applications (1)

Application Number Title Priority Date Filing Date
CA607659A Expired CA607659A (en) Method and device for manufacturing pipes or tubes with helical grooves

Country Status (1)

Country Link
CA (1) CA607659A (en)

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