Mine stopping and method of installing same
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United States of America Patent
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Feb 10, 2004
Grant Date -
Jan 23, 2003
app pub date -
Jul 11, 2001
filing date -
Jul 11, 2001
priority date (Note) -
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Abstract
A portable wall section for incorporation in a mine stopping or for use as a mine permanent stopping or seal form, comprising vertically extensible panels secured in side-by-side relation, a stopping installed in a mine, a stopping system utilizing one or more of said sections, and methods of installing the stopping and form.
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