Three-dimensional well system for accessing subterranean zones
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United States of America Patent
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Aug 15, 2006
Grant Date -
Jun 23, 2005
app pub date -
Feb 14, 2005
filing date -
Sep 12, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In accordance with one embodiment of the present invention, a method is provided for accessing a plurality of subterranean zones from the surface. The method includes forming an entry well from the surface. Two or more exterior drainage wells from the entry well through the plurality of subterranean zones are formed. At least one exterior drainage well is operable to drain fluid from the plurality of subterranean zones.
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