Synonyme wurden verwendet für:
Bergbau
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keywords:(Bergbau)
Evolution of truck haulage at Enos
Entry driving with cable reel shuttle cars
Efficient use of railway wagons
Derailments on main and tail haulages, and on direct rope haulage
Car handling at Savil Colliery
Bituminous strippers install shovels and draglines and adopt larger automotive haulage units
Big wheel loaders handle many jobs
Belt pulls shuttle car output up 7 percent grade at Standard
Automatic rope haulage clip for mine cars
Armadillo heavy duty face conveyor
Air lift to labrador iron fields
Airlift and lift equipped with container feeders
A haulage system with gathering locomotives only
Aerial tramway is transportation link at Pond Creek