Investigation of longwall gateroad roof support characteristics at Powhatan No. 4 Mine
instrumentation plan
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Author
Contributions
- Babich, D. R. - Contributor
Publication
1982 - U.S. Dept. of the Interior, Bureau of Mines, Washington, District of Columbia
Language
English
Word Count
0 words, Guess
Page Count
0 pages
Identifiers
- Library of Congress Control Number81607792
- Open LibraryOL3922896M
Classifications
- DDC622 s
- DDC622/.334
- LCCTN23 .U43 no. 8628
and 1 more
- LCCTN295 .U43 no. 8628
Subjects
Topics
Caving miningSafety measuresMine roof controlGate roads (Mining)Coal mines and miningCaving mining -- Safety measuresCoal mines and mining -- Safety measures
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