Search U.S. government technical reports digitized or harvested by TRAIL.
Dust control at a transfer point using foam and water sprays
Self-sealing brattice for coal mine rescue and recovery
Borehole instrumentation for emergency mine rescue operations
Quick-fix blowout stoppings for hardrock mines
High-resolution seismic reflection techniques for mapping coal seams from the surface
Thermodynamic properties of rhenium oxides, 8 to 1,400 K
Automated borehole surveying system for steeply inclined cased boreholes
Use of shredded automobile scrap for copper cementation
The importance of minerals, 1976.
Longwall gob degasification with surface ventilation boreholes above the Lower Kittanning coalbed
Supply and demand for United States coking coals and metallurgical coke
Coal transportation practices and equipment requirements to 1985
Advancing coal mining technology research, development, and demonstration in fiscal year 1977
Correlating microfilm mine maps with topographic maps
Computer graphics demonstration :area coal availability studies
Underground mine communications(in four parts) :
The Bureau of Mines test program for clay and ceramic raw materials
Siting potential for coal gasification plants in the United States
Design guide for metal and nonmetal tailings disposal
The U.S. foundry coke industry
Assaying ores, concentrates, and bullion :revision of Information Circular 7695
Underground mine communications(in four parts) :
Moving longwall shield supports at the York Canyon mine, Raton, N. Mex.
Comparative shortwall and room-and-pillar mining costs
Anthracite in the Narragansett Basin of Rhode Island and Massachusetts
Underground mine communications(in four parts) :
Underground mine communications(in four parts) :
Noise dosimeter performance :second evaluation
Coal recovery from bituminous coal surface mines in the eastern United States :a survey
Results of research to develop guidelines for mining near surface and underground bodies of water
Smelting prereduced nickel concentrate in an electric-arc furnace
Vapor-pressure measurements by effusion methods
Geology and methane content of the upper Freeport coalbed in Fayette County, Pa.
Brattice window method for measuring leakage through mine stoppings
AC impedance measurements used to locate faults in mining power cables
Bureau of Mines research on resource recovery :reclamation, utilization, disposal and stabilization
Stereographic method of determining whether planes of weakness transect pillars