| 摘要 |
<p>For the transportation of a fluid such as methanol or glycol there is provided a multi-conduit umbilical having a conduit 10 which comprises a hose having a lining layer 11 of polyethylene, for example cross-linked polyethylene, arranged to restrain permeation of fluid from the bore of the hose. The conduit 10 comprises aramid reinforcement 12 and an outer layer 13 of polyamide or polyurethane. The umbilical may comprise seven conduits 21, 22. <IMAGE></p> |
