Interactions between multiple seam longwall and room-and-pillar operations
Subtitle: a cse study in Boone County, WV
By: by Gregory J. Chekan and Rudy J. Matetic.
Contributors: Matetic, Rudy J.
Series: Report of investigations (United States. Bureau of Mines) -- 9299.
Publisher: Dept. of the Interior
Published: 1990
Place of publication: Washington, DC
Language: eng
Number of pages: 14
Subjects: Ground control (Mining) -- Case studies; Ground control (Mining) -- West Virginia -- Boone County; Pillaring (Mining) -- Environmental aspect -- West Virginia -- Boone County; Longwall mining -- Environmental aspects -- West Virginia -- Boone County
Notes:  89600352  t_oclc

Bibliogr.

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