coal auger

coal auger

[′kōl ‚ȯg·ər]
(mining engineering)
A type of continuous miner which consists of a screw drill of large diameter and which cuts, transports, and loads the coal.
References in periodicals archive ?
Brydet Development claims to manufacture the most powerful coal auger currently available on the world market - its 850 hp Model 2300 series.
coal producers have used coal augers for contour mining of seam outcrops around hill sides, as a follow up to stripping when ratios become uneconomical, lateral movement methods in advancing box cuts with continuous haulback of spoil, and open pit boundary cleanup.