Engineering Application of Cutting and Retrieving for Riserless Deepwater Subsea Wellhead System
Wu-nian ZHANG1, Yin-ge JIA1, Jing ZHANG1, Jian LIU2, Bo LUAN3
1. Shenzhen Far East Oil Drilling Engineering Ltd., Shenzhen, Guangdong 518068, China 2. CNOOC Research Institute, Beijing 100027, China 3. College of Mechanical and Electrical Engineering, China University of Petroleum, Qingdao, Shandong 266580, China