Method and system for cleaning a well bore
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United States of America Patent
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Dec 25, 2007
Grant Date -
Jun 22, 2006
app pub date -
Dec 21, 2004
filing date -
Dec 21, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for extracting accumulated material from a well bore includes pressurizing gas recovered from the well bore and disposing an extraction string in communication with a sump. The sump is disposed to receive liquid from the well bore. The method further includes sealing the sump and injecting at least a portion of the pressurized gas into the sump such that at least some of the liquid in the sump is driven upward into the extraction string.
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