Marine pipelaying system and method
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United States of America Patent
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Mar 31, 2015
Grant Date -
May 5, 2011
app pub date -
Apr 27, 2009
filing date -
Apr 29, 2008
priority date (Note) -
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Abstract
The invention relates to a marine pipelaying system comprising a vessel (1) provided with a pipeline launch tower (6). The tower (6) comprises pipe laying equipment defining a tower firing line, and is adapted for launching a pipeline (20) along the firing line into the sea. The system furthermore comprises a hang off module (15) supported in the lower part of the firing line for clamping and supporting the weight of previously launched pipeline (20) as well as a stinger for guiding the launched pipeline (20). The stinger (10) is supported at its upper end in the lower part of the firing line. The stinger is displaceable from the firing line.
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