Method of forming well regions
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United States of America Patent
Stats
-
Jun 21, 1994
Grant Date -
N/A
app pub date -
Mar 18, 1993
filing date -
Mar 23, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of forming well regions for improving well efficiency is performed by forming a first bore hole to a ground region having a relatively good liquid guiding properties, forming at least one second bore hole near the first bore hole to the same ground region, loosening and at least partially washing out components of a ground material surrounding the bore holes in the ground region by at least one of pumping in or aspirating liquid into or out at least one of the bore holes, and introducing into at least one of the bore holes after removing a bore tube, a well tube so that permeable well tube regions are located at the height of the washed ground region surrounding the bore holes.
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