Method of completing an uncased section of a borehole
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United States of America Patent
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-
Nov 22, 1994
Grant Date -
N/A
app pub date -
Jun 7, 1993
filing date -
Jun 9, 1992
priority date (Note) -
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status (Latency Note)
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Abstract
Method of completing an uncased section (10) of a borehole (1) in an underground formation (2) comprising the steps of: (a) placing at a predetermined position in the borehole (1) a slotted liner (11) provided with overlapping longitudinal slots (12); (b) fixing the upper end of the slotted liner (11); and (c) moving upwardly through the slotted liner (11) an upwardly tapering expansion mandrel (15) having a largest diameter which is larger than the inner diameter of the slotted liner (11).
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