Automatic downhole pump assembly and method for operating the same
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United States of America Patent
Stats
-
Sep 15, 1998
Grant Date -
N/A
app pub date -
Jun 3, 1996
filing date -
Jun 3, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An automatic downhole pump assembly comprising a housing, a sleeve slidably disposed within the housing, a piston defining an interior volume, the piston slidably disposed within the sleeve and within the housing such that a fluid pressure within the interior volume causes the sleeve to oscillate relative to the housing and causes the piston to oscillate relative to the sleeve and the housing, and a pump which is operably associated with the piston such that fluid is pumped through the pump assembly as the piston oscillates relative to the housing.
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Cited Art Landscape
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