Computer-assisted mine design procedures for longwall mining
By: by N.P. Kripakov ... [et al.]
Contributors: Kripakov, Nicholas P
Series: Report of investigations -- 9172; Report of investigations (United States. Bureau of Mines) -- 9172
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1988
Place of publication: Pgh. [i.e. Pittsburgh] Pa
Language: eng
Format: Microform
Number of pages: 38
Subjects: Longwall mining -- Data processing
Notes: Bibliography: p. 33-36

Microfiche. Washington, D.C. : U.S. G.P.O. 1991. 1 microfiche : negative.