| Place of Origin |
China (Mainland) |
DQ-20Y Top Drive This Top Drive applies to 2000 3000m drilling rig with derrick over 35m hihg and XJ650 or higher workover rig. It uses hydraulic reacder; hoisting system is equipped with double loading passage way; dynamic and static seal of rotating turret uses imported sealing elements (importing from Busak+Shamban Co,. Ltd); pipe treating equipment can turn around360o uses straightline backup wrench; IBOP hydraulic control; electric control system uses field centric lines, PLC logic control to conpletely control and monitor systems; can diagnose faults, warn and safely interlook.