FIELD: laying of underwater pipe lines. SUBSTANCE: even number of free anchors shall be laid on either side of pipe line route; as ship moves along route, anchor lines are connected to free anchors and after use of all or several anchors, they are hoisted, moved and laid forward in route. EFFECT: enhanced reliability. 1 dwg
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Authors
Dates
1995-10-10—Published
1992-05-12—Filed