Conversion from steam to Diesel electric haulage at open pit mine of Nevada Mines Division, Kennecott Copper Corp, Ruth, Nev; combination of 70- and 125-ton Diesel units has produced 30 to 40% increase in locomotive efficiencies.
Diesel haulage at Ruth open pit
Min Congress J
Mining Congress Journal ; 36 , n 11
1950
3 pages
Article (Journal)
English
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