COSL 720

Type of vessel:  Seismic
Design:  ST-327L CD

108.3 m Seismic Survey Vessel for China Oilfield Services Ltd.


"COSL 720", designated ST-327L CD, is a 3D Seismic Survey Vessel built at Shanghai Shipyard Co. Ltd., China, yard no. 8001 for owner China Oilfield Services Ltd. It was delivered in 2011.

The vessel is a 12-16 streamer dual-detector geophysical vessel powered by both diesel and electricity.

The vessel is designed for worldwide and cost efficient operation in tropic and cold waters, with environmental-friendly solutions and high comfort for crew and operators.


Main Characteristics

Length over all  108.30 m
Beam  24.00 m
Depth  9.60 m
Streamer capacity  12 x 8000 m + spare
Towing capacity  min. 100 tons
Deadweight  abt. 5000 tons
Gross tonnage  approx. 13000 tons
Speed  16 knots
Accommodation  76 pers