Electric shovels meet the demands for mining operations: Rugged, intelligent shovels offer better productivity and help mine operators avoid costly downtime in a very tight market

• Autores: Steve Fiscor (ed. lit.)
• Localización: Coal age, ISSN 1091-0646, Vol. 113, Nº. 3, 2008, págs. 22-25
• Idioma: inglés
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