On August 11th , 2009 Drilling Innovation cut the another window in the well no. 129 (well cluster no. 142 Priobskoye oilfield) for Siberian Service Company Close Corporation. The window in 6.614” casing was cut at 8530’ depth.

A drilling team led by Eugene Reshetnikov have done the job quickly. Quality of work, as always, was high. All jobs were conducted in full accordance with the drilling programme. BHA has passed through the window without any problem.