Definition / Belongs to this divisionThis sector includes mining-related services provided separately, on a fee or contract basis. These include exploration services such as traditional exploration methods (e.g. core drilling, geological exploration) and drilling, trial drilling, after-drilling at oil wells, metallic and non-metallic mineral deposits. Other typical services for the construction of oil and gas wells are priming, formwork construction of their cemented parts, cleaning and dewatering of these wells and boreholes, drying and pumping of the mines, removal of the barren cover from the mines, etc.