Time and Location: October 2012, Jinzhou, Liaoning Province
Geological Condition: highly viscous stratum
Project Name: 600m River Crossing Thermal Engineering Project
Drill Rig: Tuxingsun DW3000
Drill Pipe: Caston Φ139.7*10.54*9600mm welding drill pipe
Customer Comments: stable drilling and rotation, normal screwing on and off, high price performance ratio and reliable quality.
