Ddrilling for NUBR

Directional well was drilled on the Severo-Urengoiskoe field in the Polar Siberia for NUBR company. The well depth was more 3700 m. Our top drive system DQ50B was used at -45^oC.

 Performance of the top drive had the following maximum values:

• rotation speed 100 rpm. / min.; 
• torque 27 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.