Scraper Loading and Scraper Conveying

THE last two or three decades have been marked by striking developments in methods of mining and tunnelling. In view .of increased competition and various economic factors, intensive ' mining has been largely practised, and no effort seems to have been spared to increase outputs and lower the cost of production.
Keywords: Canadian, Coal, coal mining, longwall, scraper, sheave, Sheepbridge Coal & Iron Co., Haulage, Loading, mining, Rope, Ropes, Systems, Tunnels
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