Drilling new horizontal well for ROSNEFT oil company21 августа 2014 года 21.08.2014
New horizontal well was drilled on Krasnoleninskoe oilfield for ROSNEFT oil company with the using of the top drive system DQ70BS. The well length was more 3200 m., length of the lateral wellbore was more 800 m.
Performance of the top drive had the following maximum values:
- penetration rate 105 m/h.;
- rotation speed 180 rpm./min.;
- torque 30 kNm.
Our top drives are effective in the drilling of obliquely-directional and horizontal wells with long borehole.