Abstract：On the basis of the full investigation of oversea riserless intervention operation equipment， the history， the technology benefit and the operational capability of riserless intervention technology are introduced. Summary and comparative analysis are carried out for the existing riserless intervention techniques and equipment. The global riserless intervention service providers are summarized. Finally， the development trends of riserless intervention operations and equipment are concluded， and an outlook is presented for carrying out the riserless intervention study in China.
李俊. 无隔水管修井作业装备发展概况及趋势[J]. 海洋工程装备与技术, 10.12087/oeet.2095-7297.2019.01.01.
LI Jun. Overview and Development Trend of Riserless Well Intervention Equipment. Ocean Engineering Equipment and Technology, 2019, 6(1): 429-433.