Guidelines for the Control and Monitoring of Methane Gas on Continuous Mining Operations

by Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, National Institute for Safety and Health

Until the early 1980s, mine face ventilation systems were designed for ventilating cutting depths up to 20 feet. Since that time, use of remotely operated mining machines have allowed cutting depths... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1493566547
• ISBN13: 9781493566549
• Release Date: October 2013
• Publisher: Createspace Independent Publishing Platform
• Length: 84 Pages
• Weight: 0.48 lbs.
• Dimensions: 0.2" x 8.5" x 11.0"