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Shock loss calculations across junctions and splits

Methane emissions from four working places in the Beckley mine, Raleigh County, W. Va.

Hydraulic stimulation of a surface borehole for gob degasification

Effect of duct fire on the ventilation air velocity

Jet fan effectiveness as measured with SF₆ tracer gas

Foam stimulation to enhance production from degasification wells in the Pittsburgh coalbed

Bureau of Mines damage-resistant brattice

Tracer gas method for measuring leakage through mine stoppings

Spontaneous oxidation and combustion of sulfide ores in underground mines :a literature survey

Directional drilling for coalbed degasification :program goals and progress in 1978

Dust control for a borer-type continuous miner using a venturi scrubber on a transfer car

Drainage of methane from the overlying Pocahontas no. 4 coalbed from workings in the Pocahontas no. 3 coalbed

Model coal tunnel fires in ventilation flow

Sideboard device for improved face ventilation in coal mines

Water spray vent tube cooler for hot stopes :a preliminary report

Three coal mine gob degasification studies using surface boreholes and a bleeder system

Behavior of wood fires in model tunnels under forced ventilation flow :Tests with untreated wood

Control of methane by ventilation of shafts during raise drilling

Methane drainage study using an underground pipeline, Marianna mine 58

Reducing dust at longwall shearers by confining the dust cloud to the face

New twin scrubber installation for continuous mining machines

The water spray cooler :an update

Sulfur hexafluoride as a mine ventilation research tool :recent field applications

Degasification study from an air shaft in the Beckley Coalbed

Effects of a fan shutdown on a radon concentration in a positive pressure ventilated mine

Effects of the diurnal cycle and fan shutdowns on radon concentration in an experimental uranium mine

Control of longwall gob gas with cross-measure boreholes (upper Kittanning coalbed)

Reducing longwall tailgate workers' dust exposure utilizing water-powered scrubbers

Diesels in underground mining :a review and an evaluation of an air quality monitoring methodology

Coal mine air tempering :effectiveness, design, and roof support

Comparison of rotary and in-hole motor techniques for drilling horizontal boreholes in coal

Laboratory evaluation of spray-applied rigid urethane foams

Face ventilation for oil shale mining

Transformer fluid fires in a ventilated tunnel

Dust controls to improve quality of longwall intake air

Deposition of respirable coal dust in an airway

Performance characteristics of large-capacity face ventilation systems for oil shale mining

Wood crib fires in a ventilated tunnel

Recent developments in spray cooling of deep mines

Evaluating ventilation parameters of three coal mine gobs

Investigation of similarities between methane drainage potential of Utah's Sunnyside Coalbed and eastern U.S. coalbeds

Method factors for anemometer measurement at pipe outlets

Calculating fire-throttling of mine ventilation airflow

Effects of barium-based additive on diesel exhaust particulate

Impact of water sprays on scrubber ventilation effectiveness

Impact of using auxiliary fans on coal mine ventilation efficiency and cost

Dust considerations when using belt entry air to ventilate work areas

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

The Effect of ventilation on the water spray pattern of automatic sprinkler heads

Impact of air velocity of the development and detection of small coal fires


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