Search U.S. government technical reports digitized or harvested by TRAIL.
Blasting granite with compressed air
Compressed-air blowers as an aid to metal-mine ventilation
Use of geophone in locating compressed-air leaks
Physiological effect of high temperatures and humidities with and without air movement
The application of compressed air to the Elliott Pool, Nowata County, Oklahoma
Hazards of compressed-air jets for ventilating gassy mines
Two devices to prevent electric arcs with airdox operations in coal mines
A study of stray electric currents in airdox systems in coal mines
Building seals by pneumatic stowing in mine closure operations