Shortwall Mining Experience in the United States.
SME/AIME Preprint 76-F-111 Pres At 105th Ann Mtg Las Vegas Nev 1976 Feb; :32 pages
This paper reviews the history of shortwall mining in the United States and assesses its value to the U.S. coal industry in terms of the health and safety of the miner, the percentage of coal recovered, coal production, worker productivity, and relative cost performance.
SME/AIME Preprint 76-F-111, Pres. At 105th Ann. Mtg., Las Vegas, Nevada, Feb. 22-26, 1976