RETRIEVING A SUBSEA TREE PLUG
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United States of America Patent
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Issued Date -
Feb 23, 2012
app pub date -
Aug 15, 2011
filing date -
Aug 17, 2010
priority date (Note) -
Abandoned
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Abstract
A method for riserless intervention of a subsea well includes: lowering a pressure control assembly (PCA) from a vessel to a subsea production tree; fastening the PCA to the tree; deploying a plug running tool (PRT) into the PCA, wherein the PRT comprises a latch, an anchor, and a stroker; engaging the latch with a plug of the tree; engaging the anchor with the PCA; and operating the stroker to pull the latch and the plug from the tree.
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