Effects of various longwall chain pillar configurations on gate road stability
An edition of Effects of various longwall chain pillar configurations on gate road stability (1988)
By Jeffrey M. Listak
Publish Date
1988
Publisher
U.S. Dept. of the Interior, Bureau of Mines
Language
eng
Pages
17
1-1 of 1 Editions
Effects of various longwall chain pillar configurations on gate road stability
Language: eng
Pages: 17
Published In: 1988
Publisher: U.S. Dept. of the Interior, Bureau of Mines