Drilling well for ROSNEFT

Drilling of well was completed at Krasnoleninskoe oilfield for ROSNEFT oil company. The well depth was more 3500 m.

Our top drive system DQ70BS was used at temperature -20^oC.  Performance of the top drive had the following maximum values:

•  rotation speed 140 rpm./min.; 
• torque 30 kNm.

The customer was 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.