Using a top drive DQ70BS-JH a new oil well of more than 2880m depth was drilled in Khanty-Mansyisk Autonomous Region

A new horizontal production oil well of more than 2880 meters depth was built in Yuzhno-Priobskoe oil field in Khanty-Mansyisk Autonomous region. A drilling rig Uralmash 3000 EUK-1M equipped with a top drive DQ70BS-JH was used by SSK professionals to build this oil well. A top drive aftermarket field service support was provided by SLC service engineers working 24 hours 7 days a week with a drilling crew under service agreement with SSK company.

The DQ70BS-JH is one of the high performance models of top drive systems and provides drilling of the wells up to 7000 meters deep (with a 114 mm drill pipe). The top drive is equipped with two asynchronous frequency controlled electric motors with a power of 420 hp each. This allows to perform drilling with a smooth shaft speed changes in the range from 0 to 220 rpm and with a working torque of up to 55 kNm.

controlled electric motor of 600hp 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 48 kNm.