Submarine flexible pipe
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United States of America Patent
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Dec 26, 2017
Issued Date -
N/A
app pub date -
Jul 8, 2014
filing date -
Jul 10, 2013
priority date (Note) -
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Abstract
Submarine flexible pipe includes a metal flexible carcass, an inner polymeric liner arranged in a radially outer position with respect to the metal flexible carcass, a protective polymeric outer sheath and a mechanical armor structure arranged in a radially inner position with respect to the protective polymeric outer sheath, the mechanical armor structure being potentially exposed to water contact. The mechanical armor structure includes a pressure resistant armor and a tensile armor arranged in a radially outer position with respect to the inner polymeric liner. The mechanical armor structure includes a plurality of carbon steel elongated elements, each of the carbon steel elongated elements being coated by an aluminum cladding.
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