INSULATED AND VENTILATED REFRIGERANT BUNKER
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United States of America Patent
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Issued Date -
Nov 26, 2015
app pub date -
Dec 10, 2014
filing date -
May 23, 2014
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Abstract
A refrigerated bunker comprising a body defining an enclosed space for holding dry ice; at least one ventilation port defined through an outside wall of the body, the ventilation port configured for venting gaseous carbon dioxide from the enclosed space as the dry ice sublimates; and a port controller configured for selectively interrupting the ventilation port.
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