Crane assisted pipe lay
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United States of America Patent
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May 25, 2010
Grant Date -
Apr 16, 2009
app pub date -
Feb 8, 2007
filing date -
Feb 9, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to a method for laying a pipeline using a vessel (1) comprising a crane (2) comprising the following steps lifting a new pipe section (8) using the crane, placing a new pipe section on an existing pipeline (9), lining up the new pipe section with respect to the existing pipeline, welding the new section to the existing section, lowering the joined new section and the existing pipe, supporting the joined new section so that the crane is free to lift another new section. The invention further relates to a pipe-laying vessel for carrying out such method.
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