Drilling for ROSNEFT16 февраля 2015 года 16.02.2015
New well was drilled on Samotlorskoe oilfield for ROSNEFT oil company, with the temperature -43oC, with the using of the top drive system DQ40BQ, which was set on the drilling rig ZT-40. The well depth was more than 2500 m.
Performance of the top drive had the following maximum values:
- rotation speed 100 rpm/min;
- torque 15 kNm.
Our top drives are effective in the drilling of obliquely-directional and horizontal wells with long borehole.