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Bergbau
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Advantages of moving iron ore by underground conveyors
Strip mine converts to automotive haulage
Underground photography as aid to accident prevention
How to use belt-conveyor repair services
Flight loading at Polkemmet Colliery
Application of compressed air in linite industry
Face pressure and cleat in underground workings
Face pressure and cleat in underground workings
Big wheel loaders handle many jobs
Airlift and lift equipped with container feeders
Shuttle-car accidents in thin seams
Entry driving with cable reel shuttle cars
Haulage delays: Causes and remedies
Some experiences with diesel underground supplies vehicles