Application of hydrophobic emulsion for drilling through mudstones of the Exploration Formation of the Norilsk Region
Abstract
Well sinking in mudstones of the Exploration Formation is usually accompanied by collapse of well walls. This leads to high time consumption for wellbore development and re-drilling of collapsed intervals ...
Область исследования:
(Archived) Without section
Similar articles
Conditions of perennially frozen rocks not thawing during casing cementing with warming up
1981 A. M. Yakovlev, A. N. Salamatin
Estimation of heat exchange in a borehole at quasi-stationary mode
1981 V. A. Romanov, Yu. M. Pariysky