Flexible conduit with improved thermal protection comprising cork
AssigneeCoflexip
InventorJean-Michel Lequeux
Life of this patent
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Abstract
A flexible pipe with improved thermal protection in which a fluid is liable to flow under pressure and comprising at least one tightness sheath or tube of polymeric material, at least one reinforcement therein further comprises as thermal protection, a sheath of composite material comprising cork granules and a flexible metal tube which is disposed outside said sheath of composite material. Application notably to flexible pipes for oil installations.
Claims18
A flexible pipe with improved thermal protection in which a fluid can flow under pressure and comprising at least one tightness sheath or tube of polymeric material and at least one reinforcement, further comprises a thermal protection consisting of a sheath of composite material comprising cork granules agglomerated with a binding material and a flexible metal tube which is disposed outside said sheath of composite material, wherein the average density of said composite material is between 500 and 800 kg/m.sup.3 and the thermal conductivity of said composite material is less than 0.3 W/m. .degree.C.
Dependencies are inferred from the claim text.