Effects of various longwall chain pillar configurations on gate road stability
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Author
Contributions
- Zelanko, Joseph C. - Contributor
- Barton, T. M. - Contributor
Publication
1988 - U.S. Dept. of the Interior, Bureau of Mines, Pittsburgh, Pa, Pennsylvania
Language
English
Word Count
4,250 words, Guess
Page Count
17 pages
Identifiers
- Library of Congress Control Number88600055
- Open LibraryOL2147606M
Classifications
- DDC622 s
- DDC622/.334
- LCCTN23 .U43 no. 9184
and 1 more
- LCCTN275 .U43 no. 9184
Subjects
Series Statement
- Report of investigations ;
- 9184
- Report of investigations (United States. Bureau of Mines) ;
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