28/02/17 17:10 MOEX (RUR): 75.90 change in % -1.05 LSE (USD): 5.26 change in % -0.14

Glossary

Drilling

The process of constructing a mine opening (holes, wellbores, less frequently pits and pit shafts), mainly of a round cross-section in the Earth's crust, to study geological framework, engage in prospecting, exploration, mining, geotechnical investigation, and other activities.


« Back to terms list