Method and device for moving a tube in a borehole in the ground
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United States of America Patent
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Sep 28, 2004
Grant Date -
N/A
app pub date -
Jul 18, 2002
filing date -
Sep 21, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A tube (1) in a borehole (2) in the ground (3) is displaced. The tube is simultaneously displaced along and about its axis, such that it is axially introduced into or retracted from the borehole. According to the invention, displacing the composed tube about its axis comprises an oscillating movement. The invention further relates to a device for displacing a tube in a borehole.
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