Rigid-body and elastic solutions to shield mechanics
By: by Thomas M. Barczak.
Series: Report of investigations ;; 9144; Report of investigations (United States. Bureau of Mines) ;; 9144.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1987
Place of publication: Pittsburgh, Pa
Language: eng
Number of pages: 20
Subjects: Mine roof control -- Testing.; Longwall mining.
Other titles: Shield mechanics.
Notes: Bibliography: p. 8.