The Drum motor from Van Der Graaf, Shelby Township, Mich. is a one-component conveyor drive with the ac-induction motor, gear drive, and all moving parts enclosed in a rugged drum. The motor and gears ...
Run by the Canadian National Railway (CNR), the Two Harbours ore docks in Minnesota unloads 8 million tonnes per year of taconite iron ore pellets from rail cars, stockpiles them, and loads them onto ...