Drilling riser release method
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United States of America Patent
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N/A
Issued Date -
Nov 24, 2011
app pub date -
May 20, 2010
filing date -
May 20, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The method of releasing a drilling riser depending from a surface vessel from a subsea installation, comprising unlatching a connector on the primary conduit of the drilling riser, allowing the tension in the drilling riser to cause a separation between the portion of the primary conduit above the connector and the portion of the primary conduit below the connector, and the separation causing one or more control lines to be cut into an upper portion and a lower portion.
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