Next-generation drilling equipment pushes back water depth barrier
Control problems in armored face conveyors for longwall mines
Application of downhole video technology to multilateral well completions
Fuel cell aspects and future developments needed for mining
Advanced sand control completion with permanent monitoring
A navigation system for automated loaders in underground mines
The fuel cell mining vehicles development programm: An update
Test results of a precise, short range, RF navigational/positional system
Downhole Propulsion/Steering Mechanism for Wellbore Trajectory Control in Directional Drilling
Power Assembly and Monitoring Management System of Lithium Ion Battery in Mine