Browse TRAIL Inventories

Control of sulfur and ash in mine-run metallurgical coal :report [No.] 1

A study of summer air conditioning with water sprays to prevent roof falls at the Beech Bottom Coal Mine, West Virginia

Use of scrapers and other light earth-moving equipment in bituminous-coal strip mining

Mechanical mining in some bituminous-coal mines.

Slope sinking through water-bearing strata at mine 3, Bell & Zoller Coal & Mining Co., Williamson County, Ill.


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