VENTILATION APPARATUS OF A DRILLSHIP - DAEWOO SHIPBUILDING & MARINE

Title:

VENTILATION APPARATUS OF A DRILLSHIP

Document Type and Number:

WIPO Patent Application WO/2012/015170

Kind Code:

A3

Abstract:

The present invention relates to a drillship, and more particularly, to a ventilation apparatus of a drillship which allows for a suitable temperature and pressure on a drillship operating in polar regions. The ventilation apparatus of a drillship according to the present invention comprises: a derrick forming a space which is blocked and sealed from the outside (because the ventilation apparatus is used on a drillship); a moonpool formed at the bottom of the derrick; an air inlet device for supplying outdoor air to the moonpool or the derrick; and an air exhaust device for exhausting air which is drawn in from the top of the derrick.

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Inventors:

CHOO KEUM DAE (KR)
LEE YU YOUNG (KR)
CHOI JUNG YUL (KR)
KANG JUNG SOO (KR)

Application Number:

PCT/KR2011/004557

Publication Date:

April 19, 2012

Filing Date:

June 22, 2011

Export Citation:

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Assignee:

DAEWOO SHIPBUILDING & MARINE (KR)
CHOO KEUM DAE (KR)
LEE YU YOUNG (KR)
CHOI JUNG YUL (KR)
KANG JUNG SOO (KR)

International Classes:

B63B35/44; B63B27/04; B63J2/02; F24F13/10

Foreign References:

US4613001A	1986-09-23
KR200431766Y1	2006-11-24
KR200226940Y1	2001-06-15
JP2000238695A	2000-09-05

Other References: