CA1315933C - Methode de fabrication de tuyaux d'acier a gaine plastique - Google Patents

Methode de fabrication de tuyaux d'acier a gaine plastique

Info

Publication number
CA1315933C
CA1315933C CA000577418A CA577418A CA1315933C CA 1315933 C CA1315933 C CA 1315933C CA 000577418 A CA000577418 A CA 000577418A CA 577418 A CA577418 A CA 577418A CA 1315933 C CA1315933 C CA 1315933C
Authority
CA
Canada
Prior art keywords
tube
outer layer
die
metal
plastic coating
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 - Fee Related
Application number
CA000577418A
Other languages
English (en)
Inventor
Serge Nadeau
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom 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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Priority to CA000577418A priority Critical patent/CA1315933C/fr
Application granted granted Critical
Publication of CA1315933C publication Critical patent/CA1315933C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)
CA000577418A 1988-09-14 1988-09-14 Methode de fabrication de tuyaux d'acier a gaine plastique Expired - Fee Related CA1315933C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000577418A CA1315933C (fr) 1988-09-14 1988-09-14 Methode de fabrication de tuyaux d'acier a gaine plastique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000577418A CA1315933C (fr) 1988-09-14 1988-09-14 Methode de fabrication de tuyaux d'acier a gaine plastique

Publications (1)

Publication Number Publication Date
CA1315933C true CA1315933C (fr) 1993-04-13

Family

ID=4138728

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000577418A Expired - Fee Related CA1315933C (fr) 1988-09-14 1988-09-14 Methode de fabrication de tuyaux d'acier a gaine plastique

Country Status (1)

Country Link
CA (1) CA1315933C (fr)

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Legal Events

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