On 1200-ft level in Inland Steel Co's Sherwood mine, Michigan, five belts transported 414,618 tons of ore in 1950; comparison of cost for different means of underground transportation; conveyor belt transportation is faster, cheaper and safer.
Advantages of moving iron ore by underground conveyors
Min World
Mining World ; 13 , n 13
1951
3 pages
Article (Journal)
English
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Engineering Index Backfile | 1939
Engineering Index Backfile | 1952
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