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Effects of various longwall chain pillar configurations on gate road stability
Field evaluation of three longwall pillar systems in a Kentucky coal mine
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Published Year
1980-1989 (2) *
Subject
Columns--Testing (1)
Gate roads (Mining) (1)
Ground control (Mining) (1)
Longwall mining (1)
Longwall mining--Kentucky--Letcher County (1)
Pillaring (Mining) (1)
Author
Barton, T. M. (2) *
Listak, Jeffrey M. (1)
Mark, Christopher. (1)
Zelanko, Joseph C. (1)
