A new production oil well of more than 4220 meters depth was built for GAZPROM-NEFT company
12 сентября 2017 года 12.09.2017A new controlled directional oil well of more than 4220m depth was built in Uzhno-Priobskoe oil field in for GAZPROM-NEFT company. A drilling rig Uralmash 3000 EUK-1M equipped with a top drive Khanty-Mansiysk Autonomus region DQ50B-JH was used for this purpose. A non-stop top drive performance was provided by SLC service engineers working 24 hours a day 7 days a week with a drilling crew under service agreement with NaftaGas Drilling company.
The DQ50B-JH as well as DQ50BQ-JH is the most popular top drive model among drilling companies. It allows to build fishbone 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 to drill with a smooth shaft speed changes in the range from 0 to 180 rpm and with a working torque of up to 40 kNm.