MINE AIRLOCK SYSTEM AND METHOD
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United States of America Patent
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Issued Date -
Sep 18, 2014
app pub date -
Mar 15, 2013
filing date -
Mar 15, 2013
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present disclosure is directed to systems and methods for facilitating the control of air through a mine passageway. In one example, there is provided a mine airlock. The mine airlock comprises a plurality of airlock doors. At least one of the airlock doors includes a frame including at least one door jamb and a lintel, a face leaf hingedly secured to the lintel, the face leaf having an upper section removably secured to a lower section; and a side leaf secured to the at least one door jamb. The face leaf forms a substantially airtight seal with the lintel and the side leaf in a closed position.
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