1. A review of key tools for oil pipe blockage operation in gas wells under pressure. Issue 1 (March 2021) Authors: Song, Chunyuan; Hu, Shoulin; He, Yunbin; Yang, Hai Journal: Journal of physics Issue: Volume 1820:Issue 1(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗