Remote controlled high wall coal mining system
Rock crushing device and a method thereof
Rock saw unit for hard rock earth formations
Roof sensing control of shearer in longwall mining
Rotary cutting head for mining machines with means for inducing
Rotary rock and trench cutting saw
Self-propelled concrete saw with forward motion speed...
Sensors on a degradation machine
Shield type hydraulic tunnel boring machine
Shield type hydraulic tunnel boring machine
Slide shoe for mining winning machine
Steering and cutter drum positioning in a paved roadway planing
Steering of mining machines
Steering of mining machines
Stratum boundary sensor for continuous excavators
System for aiding operation of excavating type underground advan
System for controlling cutting horizons for continuous type...
System for detecting interfaces between mineral seams and the su
System for monitoring the movement of a cutting tool of a tunnel
Televised remote control system of a continuous mining machine