Drilling for ROSNEFT

New well was drilled on Samotlorskoe oilfield for ROSNEFT oil company, with the temperature -43^oC, 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 customers satisfied with the reliability, security and performance of equipment, the quality and the timing of our work. 

Our top drives are effective in the drilling of obliquely-directional and horizontal wells with long borehole.