APPARATUS FOR RETAINING RIG SLIPS IN ALIGNMENT WITH A FLOW CONTROL DEVICE
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United States of America Patent
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Issued Date -
Jan 8, 2015
app pub date -
Dec 27, 2012
filing date -
Dec 30, 2011
priority date (Note) -
Abandoned
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Abstract
The present invention provides an apparatus for retaining rig slips gripping a drill pipe through a bore of a flow control device. The apparatus includes a plate and a support means. The plate has an aperture that constricts the rig slips against passing trough the aperture. The support means attaches the plate to the flow control device, such that the axis of the drill pipe and the bore are substantially parallel with each other.
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