A riser (112,114) comprises a plurality of conduits (200) extending from the seabed towards the surface and having an upper end supported at a depth below the sea surface. At least some of the conduits (200) are arranged around a structural core (410). The conduits comprise an insulated production line (200), an uninsulated service line (500) providing a pigging loop with the insulated production line, and a water injection line (210).
Hybrid riser tower
Hybridsteigrohrturm
Colonne montante hybride
2016-03-16
Patent
Electronic Resource
English
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