TUBE SEALING DEVICE AND A SEALING ELEMENT FOR SUCH A DEVICE
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United States of America Patent
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Issued Date -
May 24, 2012
app pub date -
Jun 10, 2010
filing date -
Jun 10, 2009
priority date (Note) -
Abandoned
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Abstract
Device for sealing a leakage in a well tube, comprising a sealing ring and elements for forcing the sealing ring into sealing engagement with the wall of the tube. A power device being operatively connected to the elements. The sealing ring having beveled ends which are juxtaposed with a pair of mating conical rings. A cylinder-piston device engages the conical rings to force them into expanding engagement with the sealing ring.
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