TRAIL - Technical Report Archive and Image Library

Water infusion for coal mine dust control :three case studies

Physical properties and mechanical cutting characteristics of cobalt-rich managanese crusts

An investigation of crack propagation with a wedge indenter to improve rock fragmentation efficiency

Recovery of cobalt from spent copper leach solution using continuous ion exchange

Bureau of Mines cost estimating system handbook (in two parts).

Solubilities of sideronatrite and ferrinatrite in the system Na₂SO₄-Fe₂O₃-H₂SO₄-H₂O

Accurate directional borehole drilling :a case study at the Navajo Dam, New Mexico

Borehole (slurry) mining of coal, uraniferous sandstone, oil sands, and phosphate ore

Zeta potential control for simultaneous enhancement of penetration rates and bit life in rock drilling

Flotation of silicon carbide from waste sludges

The character of five selected LANDSAT lineaments in southwestern Pennsylvania

Thermodynamic Properties of Sulfides

Effects of Ancient Stream Channel Deposits on Mine Roof Stability: A Case Study

Fire Doors for Noncoal Mines

Methane Contents of Oil Shale from the Piceance Basin, Colorado

An Appraisal of Minerals Availability for 34 Commodities

Bureau of Mines Development of Titanium Production Technology

A catastrophe-theory model for simulating behavioral accidents

Rock burst research and the Coeur d'Alene District

Characterization of the 1986 sand and gravel mining workforce

Rollover protective structure (ROPS) performance criteria for large mobile mining equipment

Surface testing and evaluation of the conveyor belt service machine

Probe-hole drilling :high-stress detection in coal

Human factors in mining

Effectiveness of catalytic converters on diesel engines used in underground mining

Detection of roof instability by monitoring the rate of movement

Electrokinetic densification of solids in a coal mine sediment pond-- a feasibility study (in two parts).

Emission products from combustion of conveyor belts

Mine Safety Education and Training Seminar :proceedings : Bureau of Mines technology transfer seminar, Pittsburgh, PA, May 17, 1988, Beckley, WV, May 19, 1988, St. Louis, MO, May 24, 1988, and Reno, NV, May 26, 1988

Cost comparison of gob hole and cross-measure borehole systems to control methane in gobs

Factors affecting strength and stability of wood cribbing :height, configuration, and horizontal displacement

Evaluation of water-jet-assisted drilling with handheld drills

Permeability and corrosion resistance of reinforced sulfur concrete

Comparative study of blasting vibrations from Indiana surface coal mines

Dielectric properties of low-loss minerals

Potential for recovery of rutile and other byproducts from western copper tailings

Control of airborne respirable dust in the face area with water sprays using a full-scale laboratory model

Anticollision systems for large mine-haulage trucks

Case study of the effects of longwall mining induced subsidence on shallow ground water sources in the northern Appalachian coalfield

Chromium recovery from high-temperature shift Cr-Fe catalysts

Fire endurance of mine stoppings

Closed loop control for a continuous mining machine

Use of lignochemicals and humic acids to remove heavy metals from process waste streams

Comparison of aerial and ground surveying of subsidence over an active longwall

Analyses of natural gases, 1987

Integrated compartment-machine design for low-coal shuttle cars

Surface subsidence over longwall panels in the western United States :final results at the Deer Creek Mine, Utah

Coal extraction, transport, and logistics technology for underground mining

A testbed for autonomous mining machine experiments

A seal breaching operation in Quinland Coal Mine :a case study

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