Browse TRAIL Inventories

Economic evaluation methodology

A laboratory comparison of drag cutting methods in hard rock

International mining cost indexation system :indexes for 96 countries

Analyses of natural gases, 1986

A critique of the dust explosibility index :an alternative for estimating explosion probabilities

Analyses of natural gases, 1917-85

True flammable gas detecting system

Low-frequency vibrations produced by surface mine blasting over abandoned underground mines

Bolt anchorage with gypsum-plaster water capsule cartridges

Pillar load transfer associated with multiple-seam mining

Analysis of rock chips produced during water-jet-assisted cutting

Cobalt and nickel from lead-smelter matte :purification of leach liquor

Acoustic emission monitoring of fracture development

Test apparatus for measuring sound power levels of drills

Effects of composition and processing variables on transverse rupture strength and hardness of nickel-alloy-bonded titanium carbide

Large-scale testing of the ripper fragmentation system

In situ comparison of radical and point-attack bits

International regulation of diesel engine use underground :a country-by-country synopsis

Continuous flotation testing to recover cobalt from Missouri lead ores

Coal mine hazard detection using in-seam ground-penetrating-radar transillumination

Clay veins :their occurrence, characteristics, and support

Mineral issues-- 1987

Fuse wire arc tester

Fugitive dust control for haulage roads and tailing basins

Effects of stimulation treatments on coalbeds and surrounding strata :evidence from underground observations

Recovery of cobalt and copper from complex sulfide concentrates

Cost estimation handbook for small placer mines

Respirable dust levels in coal, metal, and nonmetal mines

Mined land subsidence impacts on farmland with potential application to Illinois :a literature review

Hose safety during high-pressure water-jet cutting

MgO filtration research

Coal combustion in a ventilated tunnel

A review of the mechanisms of gas outbursts in coal

Roof and rib fall accident and cost statistics :an in-depth study

Mining applications of life support technology :proceedings, Bureau of Mines Technology Transfer Seminar, Pittsburgh, PA, November 20, 1986

Fine grinding of coal by a turbomilling process

Measurement of incombustible content of coal mine dust samples

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

An Appraisal of Minerals Availability for 34 Commodities

Analyses of natural gases, 1987


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