| 摘要 |
<p>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).</p> |
