Waterproof device for holding explosives in a borehole and method for using the same
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United States of America Patent
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Mar 30, 1993
Grant Date -
N/A
app pub date -
Feb 4, 1991
filing date -
Feb 4, 1991
priority date (Note) -
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Abstract
This invention relates to a waterproof device for holding explosives in a borehole, a method of lining at least a portion of a borehole with an elongated, flexible, waterproof liner and a method of lining at least a portion a borehole with an elongated, flexible, waterproof liner and filling the liner with explosives.
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