| 摘要 |
A method and device for making lateral openings (36) out of a wellbore (6) in a well formation (8) where fluid is made to flow through a motherbore tubular (2) like a completion or production pipe and then through a needle pipe (4) that is aimed at the formation (8), and where the method includes: - positioning a needle pipe (4) that comprises at least one pipe section (10, 12) inside or outside a motherbore tubular (2); - arrange the at least one pipe sections (10, 12) to be telescopically displaceable with regard to an other pipe (2, 10, 12).
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