Longwall gate road stability in a steeply pitching thick coal seam with a weak roof.

Longwall gate road stability in a steeply pitching thick coal seam with a weak roof.

Bibliographic Details
Main Author: Barron, Lance R.
Corporate Author: United States. Bureau of Mines
Other Authors: DeMarco, Matthew J.
Format: Government Document Microform Book
Language:English
Published: [Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, 1995.
Series:Report of investigations (United States. Bureau of Mines) ; 9580.
Subjects:
Gate roads (Mining) > Wyoming.
Longwall mining > Wyoming.
Ground control (Mining) > Wyoming.

Evans: US Documents Microfiche (3rd floor)

Holdings details from Evans: US Documents Microfiche (3rd floor)
Call Number: I 28.23:9580
 
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I 28.23:9580 Available