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Engineering Projects

Semi-submersible drilling platform
Semi-submersible drilling platform
Semi-submersible drilling platform
Semi-submersible drilling platform
Semi-submersible drilling platform
Semi-submersible drilling platform
Semi-submersible drilling platform

Semi-submersible drilling platform

Project name: semi-submersible drilling platform​
Shipyard: Nantong COSCO Shipping Company
Shipowner: Norway SEVAN company
Project location: Qidong, Nantong
Project overview: Norway SEVAN MARINE (Sai Wang Maritime) company, well-known. The SEVAN DRILLER platform is the world's first 6th-generation semi-submersible offshore drilling and oil storage platform independently developed by my country and has independent intellectual property rights, built by COSCO Shipping Company for SEVAN MARINE of Norway. The SEVAN 650 platform is a "giant", with a total height of 135 meters, a diameter of 84 meters, and an empty draft of 7.8 meters. Its platform deck has a variable load of 15,000 tons and a storage capacity of 150,000 barrels of crude oil. Positioning, it is the world's most advanced ultra-deep water offshore drilling and oil storage platform, worth 600 million US dollars.
The design of the project began in 2002. Megaunity provided square pipes, air duct accessories, stainless steel air ducts, and pipe fittings for Nantong COSCO Shipping Company.