Magnetic tool for retrieving metal objects from a well bore when using coil tubing
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United States of America Patent
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Apr 7, 2009
Grant Date -
May 17, 2007
app pub date -
Nov 15, 2006
filing date -
Aug 31, 2004
priority date (Note) -
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Abstract
A magnetic tool for retrieval of metal debris from a well bore particularly adapted for use in coil tubing systems. The tool has a cylindrical body and a plurality of separate magnet assemblies mounted on the tool body. The magnet assemblies are separated by spacers, which define a secondary settling area for the metal objects attracted to the magnetic tool. Each magnet assembly has one or more magnet member encased in a protective sleeve
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