Evaluation of explosion-resistant seals, stoppings, and overcast for ventilation control in underground coal mining
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Author
Contributions
- Cashdollar, Kenneth L. - Contributor
- Sapko, M. J. - Contributor
Publication
2002 - U.S. Department of Health and Human Services, Pittsburgh, PA, Pennsylvania
Language
English
Word Count
12,000 words, Guess
Page Count
48 pages
Identifiers
- Library of Congress Control Number2003277338
- Open LibraryOL31594300M
Classifications
- LCCTN23 .W45 no. 2003-104
- LCCTN304 .W45 no. 2003-104
Subjects
Series Statement
- DHHS publication -- no. 2003-104
- Report of investigations -- 9659
- Report of investigations (National Institute for Occupational Safety and Health) -- 9659.
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