iron ore & taconite - MSU Department of Geography
Continuous Barge Unloaders. The Heyl & Patterson Continuous Barge Unloader (CBU) is designed to unload materials such as coal, lime, limestone, petroleum coke, iron ore, wood chips and grain from barges at free digging rates of up to 5,000 tons per hour. Extremely efficient, this machine maintains a much higher average offloading rate than ...