Ventilation apparatus of a drillship
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United States of America Patent
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Jan 9, 2018
Issued Date -
N/A
app pub date -
Jun 22, 2011
filing date -
Jul 27, 2010
priority date (Note) -
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Abstract
Provided is a ventilating apparatus for a drill ship, which allows a drill ship sailing around an arctic region to maintain appropriate temperature and pressure. The ventilating apparatus for the drill ship includes: a derrick forming an enclosed space blocked from the exterior; a moonpool formed under the derrick; an air supply device supplying outside air to the moonpool or the derrick; and an air exhaust device exhausting the supplied outside air out of the top of the derrick.
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