Iron ore mining and excavation - 1930s 1940s 1950sOct 25, 2011 . "Excavation on Film" DVD introduction from Primetime Video. Huge drag-lines, massive bucket excavators, big bulldozers and large scraper.iron ore mining excavation,T1255 Terrain Leveler Surface Excavation Machine in Australian .Sep 19, 2012 . At 200 tons (181.4 T), the T1655 surface excavation machine is significantly . Leveler Surface Excavation Machine in Australian Iron Ore Mine.
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