Apparatus and methods for forming a lateral wellbore
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United States of America Patent
Stats
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Sep 11, 2007
Grant Date -
Jul 28, 2005
app pub date -
Mar 17, 2005
filing date -
May 5, 2000
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method and system of forming a lateral wellbore in a time and trip saving manner using a mill/drill to locate and place a casing window. In one aspect of the invention, a lateral wellbore is drilled with liner which is subsequently left in the lateral wellbore to line the sides thereof. In another aspect, the mill/drill is rotated with a rotary steerable system and in another aspect, the mill/drill is rotated with a downhole motor or a drill stem.
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