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Bergbau
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keywords:(Bergbau)
Switches for underground electric locomotive traction
Lancashire man-riding haulage practice
Handling freight to outlying mining operations
Will this 75-ton electric truck revolutionize open pit haulage
Efficient use of railway wagons
Bituminous strippers install shovels and draglines and adopt larger automotive haulage units
Report on Haulage accident at Newcraighall Colliery
Explosion at Blaenhirwaun colliery
Safety of underground transport
Haulage accidents in coal mines
The prevention of haulage accidents