Wells – Processes – Producing the well
Patent
1991-04-19
1992-01-07
Dang, Hoang C.
Wells
Processes
Producing the well
166 685, 166105, 166311, 2102423, E21B 3700, E21B 4300
Patent
active
050782134
ABSTRACT:
An adjustable floating pumping system is disclosed for recovery of petroleum products and other lighter than water contaminants from ground water through small diameter wells. The pumping system includes a novel arrangement of a float apparatus whereby a suction hose may be selectively positioned within the float for selective removal of contaminants. The invention results in an extremely cost-efficient method for recovery of petroleum contaminants.
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Dang Hoang C.
Eakin James E.
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