Advance/retreat cutting miner and method
Advance/retreat cutting miner with simple conveyor
Apparatus and method for continuous mining
Apparatus and method for continuous mining
Apparatus and method for cutting elongated slots in earth format
Automatic face transfer linear cutting rotary head continuous mi
Automatic removal of storage bin build-up
Bench mining method and apparatus
Bunker for surface mines and method of forming a storage area fo
Carpet take-up device and method for using the same
Cutting and chiseling assembly for mining machine and method per
Drag bit excavation
Excavating machines
High wall mining conveying method
Highwall mining system
Horizontal mining machine and method of slot mining
Inclined surface mining method
Longwall mining apparatus for working thick seams
Machine and method for mining hard material in-situ between adja
Maneuverable full face miner