NEW PIPE ELEMENT JOINT STRUCTURE IN PIPE-IN-PIPE PROCESS

PROBLEM TO BE SOLVED: To provide a new pipe element joint structure in a pipe-in-pipe process, having bonding strength sufficient to cope with the bending or deformation of already-installed pipes and withstand forward traction. SOLUTION: A new pipe element joint structure comprises a cylindrical bo...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KAMIIDE AKIRA, HARAGUCHI YASUAKI
Format: Patent
Sprache:eng
Schlagworte:
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