Seed IP Law Group PLLC
Polar vessel having a derrick
Provided is an arctic ship with a derrick, which can stably maintain an internal environment of an enclosed derrick. The arctic ship with a derrick includes: the derrick forming an enclosed space blocked from outside air; a moonpool coupled to a lower portion of the derrick to communicate with the derrick and blocked from the outside air; and an air supply/exhaust device installed to communicate an inner space of the derrick or the moonpool with the exterior, wherein air condition of the inner space is maintained or controlled at a predetermined range by the air supply/exhaust device.
Transocean Sedco Forex Ventures Limited Daewoo Shipbuilding & Marine Engineering Co., Ltd.
B B B E
B63J B63J B63B E21B
inventional inventional inventional inventional
Yu Young Jung Soo Keum Dae Jung Yul D. Scott
Lee Kang Choo Choi Brittin