Ddrilling for DULISMA oil company

Directional well was drilled in Siberia for DULISMA oil company. The well depth was more  2100 m. Our top drive system DQ50B was used at -52^oC.

 Performance of the top drive had the following maximum values:

• rotation speed 80 rpm./min.; 
• torque 25 kNm;
• penetration rate 7 m/hr;

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.