A new controlled directional oil-well of more than 3910m depth was built on Ombinskoe oil-field in Khanty-Mansiysk Autonomous Okrug09 июля 2017 года 09.07.2017
A new controlled directionall oil-well of more than 3910m depth was built on Ombinskoe oilfield in Khanty-Mansiysk Autonomous Okrug for ROSNEFT company. A drilling rig Uralmash 4000/250 EK-BMCH equipped with a top drive DQ50B-JH was used for this purpose.
The top drive system DQ50B-JH allows to drill with:
- rotation speed - up to 180 rpm/min;
- drilling torque - up to 40 kNm.