A fund of Russneft production oil wells in Tomsk region has been replenished by a new oil well of more than 3350 meters depth.

A fund of Russneft production oil wells in Tomsk region has been replenished by a new oil well of more than 3900 meters depth.  A drilling rig Uralmash 3000 EUK equipped  with a top drive DQ50B-JH was used by BSC GRAND crew for drilling this oil-well.

A non-stop top drive performance was provided by SLC service engineers working 24 hours a day 7 days a week with drilling crew under service agreement with BSC GRAND company.

DQ50B-JH as well as DQ50BQ-JH is the most popular top drive model among drilling companies.  It allows drilling fishbone oil wells of up to 5000 meters depth (using drilling 144mm tubes) as quickly as possible. The top drive is equipped with an asynchronous frequency controlled electric motor of 500hp power. This allows drilling with a smooth shaft speed changes in the range from 0 to 180 rpm and with a working torque of up to 40 kNm.