Effects of various longwall chain pillar configurations on gate road stability
By: by J.M. Listak, J.C. Zelanko, and T.M. Barton.
Contributors: Zelanko, Joseph C.; Barton, T. M.
Series: Report of investigations ;; 9184; Report of investigations (United States. Bureau of Mines) ;; 9184.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1988
Place of publication: Pittsburgh, Pa
Language: eng
Number of pages: 17
Subjects: Longwall mining.; Pillaring (Mining); Gate roads (Mining)
Notes: Bibliography: p. 16-17.