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Updated Analysis of Longwall Pillar Stability (ALPS) computer program incorporates new Coal Mine Roof Rating (CMRR).

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Format:
Book
Government document
Contributor:
United States. Bureau of Mines
Series:
Technology news ; no. 445.
Technology news ; no. 445
Language:
English
Subjects (All):
Longwall mining--United States--Design--Computer programs.
Longwall mining.
United States.
Physical Description:
1 online resource (2 unnumbered pages)
Place of Publication:
Washington, DC : Bureau of Mines, U.S. Dept. of the Interior, [1995]
Notes:
Title from title screen (viewed on March 6, 2008).
"February 1995."
OCLC:
212907726

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