PIPE ELEMENT FOR CONSTRUCTING A DOUBLE WALLED PIPELINE
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United States of America Patent
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Issued Date -
Sep 19, 2013
app pub date -
Aug 5, 2011
filing date -
Aug 18, 2010
priority date (Note) -
Abandoned
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Abstract
A pipe element (1) for constructing a double walled pipeline includes an outer pipe element (3) and an inner pipe element (4) located inside the outer pipe element (3), the outer pipe element (3) has a substantially annular form in cross section and includes an inner surface (16). The inner pipe element (4) has a substantially annular form in cross section and includes s an outer surface (15), the diameter of the inner surface is larger than the diameter of the outer surface. The outer pipe element (3) is made from a metallic material, and the inner pipe element (4) is made from a non-metallic material.
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