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US 2012/0267165 A1Published application
Subsea pipeline direct electric heating cable with a protection system
AssigneeNexans
InventorsPer Arne Osborg, Hans Kvarme
Life of this patent
Estimating the term…
Abstract
A piggyback cable (10) has a copper conductor (2) with a triple extruded insulation system including a conductor screen (13), an insulation layer (14), and an insulation screen (15), an inner sheath (16) surrounding this insulation system, and an outer sheath (18), the space between the inner (16) and outer (18) sheaths being filled with protective elements. The protective elements have thermoplastic (21) elements arranged together to form at least one layer helically wound around the said cable (10).
Claims7
Piggyback cable comprising:
- a copper conductor with a triple extruded insulation system including:
- a conductor screen;
- an insulation layer;
- an insulation screen;
- an inner sheath surrounding this insulation system;
- and
- an outer sheath, the space between the inner and outer sheaths being filled with protective elements,
- wherein the protective elements have thermoplastic elements arranged together to form at least one layer helically wound around the said cable.
5 more elements
Dependencies are inferred from the claim text.