TRAIL - Technical Report Archive and Image Library

Flame-powered trigger device for activating explosion suppression barrier

Utilizing mechanical linear transducers for the determination of a mining machine's position and heading /by Christopher C. Jobes.

Smoke, carbon monoxide, and hydrogen chloride production from the pyrolysis of conveyor belting and brattice cloth

Vapor-phase reactions to prepare titanium nitride powder

Performance of RETIMET metal foam vents on explosion-proof enclosures

High-temperature cyanide leaching of platinum-group metals from automobile catalysts--process development unit

Rock mechanics investigations at the Lucky Friday Mine.

Recovery of manganese from steel plant slag by carbamate leaching

Hybrid fiber-optic-electrochemical carbon monoxide monitor

Jet fan ventilation in very deep cuts :a preliminary analysis

Predicting materials' ease of combustion :development of a simple test method

Materials of construction for high-salinity geothermal brines

Toward a new materials paradigm

Copper exchange capacity of clays and their potential effect on in situ copper leaching

Teleoperation of a highwall mining system

PREVAL :prefeasibility software program for evaluating mineral properties : version 1.01, users manual, using Lotus 1-2-3 release 2.01 or newer

Calculation of vertical stress exerted by topographic features

A method to evaluate the performance of coal fire extinguishants

Production of titanium dioxide pigment from perovskite concentrates, acid sulfation method

Accuracy and precision of microseismic event locations in rock burst research studies

Remote fiber-optic methane monitor

Response of underground fire sensors :an evaluation

Cause of floor self-heatings in an underground coal mine

Canopy and base load distribution on a longwall shield

Mine fire diagnostics applied to the Carbondale, PA, mine fire site

Delineation of fractures in igneous rock masses using common offset radar reflection

Large-scale strata response to longwall mining :a case study

Development and testing of a computer-assisted remote-control system for the compact loader-trammer

Rock mechanics investigations at the Lucky Friday Mine.

Machining of Fe₃Al intermetallics

Dewatering of Alaska placer effluent using PEO

Role of oxygen transfer in acid mine drainage treatment

BOMCRATR :a curved ray tomographic computer program for geophysical applications

Evaluation of structures for roof-fall areas

Frictional ignition of natural gas-air mixtures by alternative coal-cutter bit shank materials

Dust considerations when using belt entry air to ventilate work areas

Determining the source of longwall gob gas :Lower Kittanning Coalbed, Cambria County, PA

Casting P-900 armorplate by the expendable pattern casting process

Design of an experimental electric arc furnace

Influence of subjacent gob on longwall development mining in the Upper Kittanning Coalbed of south-central Pennsylvania

Bending fatigue test 1 on a 2-inch 6x25 fiber core wire rope

Effects of horizontal stress related to stream valleys on the stability of coal mine openings

Influence of electrode material on spark ignition probability

Gallium and germanium recovery from domestic sources

Apparatus for measuring diesel tailpipe emissions in underground mines

Relationship of coal seam parameters and airborne respirable dust at longwalls

Bending fatigue tests 2 and 3 on a 2-inch 6x25 fiber core wire rope

Rock mechanics investigations at the Lucky Friday Mine.

Transfer of self-contained self-rescuer donning skills under similar conditions of practice :the Draeger OXY-SR60B and the CSE SR-100

A Summary of current bureau research into the effects of whole-body vibration and shock on operators of underground mobile equipment

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