CA646406A - Method and apparatus for providing a thread-like coupling bead on thin-walled pipe - Google Patents

Method and apparatus for providing a thread-like coupling bead on thin-walled pipe

Info

Publication number
CA646406A
CA646406A CA646406A CA646406DA CA646406A CA 646406 A CA646406 A CA 646406A CA 646406 A CA646406 A CA 646406A CA 646406D A CA646406D A CA 646406DA CA 646406 A CA646406 A CA 646406A
Authority
CA
Canada
Prior art keywords
thread
thin
providing
walled pipe
coupling bead
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
CA646406A
Inventor
Bellatorre Renato
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.)
WILLIAM WALLACE Co
Original Assignee
WILLIAM WALLACE Co
Publication date
Application granted granted Critical
Publication of CA646406A publication Critical patent/CA646406A/en
Expired legal-status Critical Current

Links

CA646406A Method and apparatus for providing a thread-like coupling bead on thin-walled pipe Expired CA646406A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA646406T

Publications (1)

Publication Number Publication Date
CA646406A true CA646406A (en) 1962-08-07

Family

ID=35935060

Family Applications (1)

Application Number Title Priority Date Filing Date
CA646406A Expired CA646406A (en) Method and apparatus for providing a thread-like coupling bead on thin-walled pipe

Country Status (1)

Country Link
CA (1) CA646406A (en)

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