Expansion pig
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United States of America Patent
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-
Mar 20, 2007
Grant Date -
Apr 6, 2006
app pub date -
Oct 5, 2004
filing date -
Oct 5, 2004
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A tool for radially expanding casing having a tool body that includes a proximal end, a distal end, and an outer surface. The tool includes at least one hydraulic channel disposed axially. The at least one hydraulic channel transmits hydraulic pressure from behind the expansion tool forward in the direction of travel of the expansion tool.
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