Search U.S. government technical reports digitized or harvested by TRAIL.
Laboratory evaluation of the Du Pont P-2500 automatic flow-controlled personal dust sampling pump
Sulfur hexafluoride as a mine ventilation research tool :recent field applications
New techniques for reducing stopping leakage
Velocity and orientation effects on the 10-mm Dorr-Oliver cyclone
Laboratory evaluation of spray-applied rigid urethane foams
Water-jet-assisted roadheaders
A short-term evaluation of compressible stoppings used in trona mines
Evaluating ventilation parameters of three coal mine gobs
Applying atmospheric status equations to data collected from a sealed mine, postfire atmosphere
Reducing Respirable Dust Levels During Bag Conveying and Stacking Using Bag and Belt Cleaner Device
Detection and Control of Spontaneous Heating in Coal Mine Pillars--a Case Study