The invention relates to an unbonded flexible pipe comprising an internal sealing sheath and at least one armoring layer comprising at least one helically wound fibre containing elongate armoring element, wherein the fibre containing elongate armoring element comprises polymer material, and at least about 10 % by weight of basalt fibers.
申请公布号
WO2012149937(A1)
申请公布日期
2012.11.08
申请号
WO2012DK50137
申请日期
2012.04.26
申请人
NATIONAL OILWELL VARCO DENMARK I/S;GLEJBOEL, KRISTIAN;KASSOW, KRISTIAN