A short-term evaluation of compressible stoppings used in trona mines
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Author
Publication
1986 - U.S. Dept. of the Interior, Bureau of Mines, Pittsburgh, Pa, Pennsylvania
Language
English
Word Count
3,500 words, Guess
Page Count
14 pages
Identifiers
- Open LibraryOL2663310M
- Library of Congress Control Number85600361
Classifications
- DDC622 s
- DDC622/.28
- LCCTN23 .U43 no. 9015
and 1 more
- LCCTN288 .U43 no. 9015
Subjects
Topics
Mine roof controlTrona mines and mining
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