F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
F16L 1/16 (2006.01) F16L 1/18 (2006.01) F16L 9/147 (2006.01) F16L 13/02 (2006.01)
Patent
CA 2104135
METHOD FOR LAYING UNDERWATER PIPELINES IN DEEP WATER A method for laying underwater pipelines in deep water, using the J launching technique, comprising joining together mixed-structure pipes consisting of a steel core reinforced with a composite material consisting of a hardenable material containing continuous fibres and in which: - the continuous fibre is wound about the steel core as a helical winding which forms an angle of between 65 and 87° with the pipe axis; - the ratio of the thickness of the composite layer to the thickness of the steel core is between 2 and 8; - the weight of the mixed-structure pipe in water is between about 40 and 100 kg/m.
Brunner Guido Vittorio
Rosa Giovanni
Robic
Saipem S.p.a.
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