Geologic structures in coal mine roof
By: by Noel N. Moebs and John L. Ellenberger.
Contributors: Ellenberger, John L.
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;; 8620; Report of investigations (United States. Bureau of Mines) ;; 8620.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1982
Place of publication: [Washington, D.C
Language: eng
Number of pages: 16
Subjects: Coal mines and mining -- Appalachian Region -- Safety measures.; Coal -- Geology -- Appalachian Region.; Rock bursts.; Mine roof control.
Notes: Includes bibliographical references.