Method And Device For Constructing A Pipeline With An In-Line Or Add-On Device From A Pipeline Laying Vessel
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United States of America Patent
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Issued Date -
May 15, 2008
app pub date -
Nov 17, 2005
filing date -
Nov 17, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a method and device for constructing a pipeline with an in-line or add-on device from a pipeline laying vessel, the method comprising the steps of: (a) suspending the pipeline from a clamping device on the vessel; (b) connecting an in-line or add-on device to the pipeline above the clamping device; (c) moving at least part of the clamping device away from the pipeline to provide clearance at the pipeline; (d) lowering the pipeline by a pipeline, deployment device until the in-line or add-on device has moved beyond the clamping device.
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