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US 2010/0146768 A1Published application
Flexible pipe
AssigneeWellstream International Limited
InventorTerence Sheldrake
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Abstract
Apparatus and methods are disclosed relating to flexible pipe and composite tape. Flexible pipe body for a flexible pipe comprises an internal pressure sheath and at least one armour layer over the sheath comprising a wound tape of composite material. A method for manufacturing a composite tape is disclosed making use of a pultrusion process.
Claims13
A method of manufacturing flexible pipe body, comprising the steps of:
- winding at least one armour layer over an internal pressure sheath by winding a tape of composite material over the sheath.
A method of manufacturing a composite tape via a pultrusion process, comprising the steps of:
- providing a plurality of reinforcement fibres;
- impregnating the fibres with a resin mixture;
- heating the fibres and resin in a die;
- and
- continually pulling fibres through the die.
2 more elements
Dependencies are inferred from the claim text.