New directional well for ROSNEFT oil company11 ноября 2014 года 11.11.2014
New directional well was drilled on Olkhovskoe oilfield for ROSNEFT oil company with the using of the top drive system DQ50B, which was set on the drilling rig ZJ-50 DB. The well length was more 3700 m.
Performance of the top drive had the following maximum values:
- rotation speed 120 rpm./min.;
- torque 16 kNm.
Our top drives are effective in the drilling of obliquely-directional and horizontal wells with long borehole.