Reissue of I10-V-05, measuring methane levels at underground coal mines using belt air to ventilate working sections.
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Corporate Author: | |
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Format: | Government Document Online Book |
Language: | English |
Published: |
[U.S. Department of Labor, Mine Safety and Health Administration],
2012
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Series: | Procedure instruction letter ; |
Subjects: | |
Online Access: | http://purl.fdlp.gov/GPO/gpo38363 |
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Physical Description: | 1 online resource (2 pages). |
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