Control method and system for ensuring stable boring operation a
Control of mineral mining machines
Control of self-advancing mine roof supports
Control system for a mineral mining installation
Control system for longwall face alignment
Control system for longwall shearer
Control system for longwall shearer
Cutter drive regulation apparatus for a tunnelling machine
Cutting apparatus for mining operations with automatic control
Cutting force sensor
Cutting machine
Cutting machines and method of controlling the cutting horizon
Determining the locus of a processing zone in an oil shale retor
Device for cooling the bits of a cutting machine
Device for cooling the bits of cutting machine
Device for preventing collision between part of the cutting arm
Device for protecting selective cutting machines against...
Device for removing gravels and the like from discharged mud in
Doping a retort to determine the locus of a processing zone
Double ended ranging drum shearer and method of controlling work