1. Current situation and key technology analysis of downhole blow-out preventer. (September 2020) Authors: Wang, Guo; Wang, Zhihua; Niu, Xinming; Deng, Song; Liu, Yali; Fan, Hongkang; Hu, Yanfeng; Ma, Dongju Journal: Journal of physics Issue: Volume 1633(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗