Browse TRAIL Inventories

Diffusion studies of light hydrocarbon gases through coal

Explosion-proof bulkheads :present practices

Methane emission from U.S. coal mines :a survey

Instruments for detecting gas in underground mines and tunnels

An in-situ diffusion parameter for the Pittsburgh and Pocahontas No. 3 coalbeds

Testing of coal-cutter materials for incendivity and radiance of sparks

Methane emission rate study in a deep Pocahontas No. 3 coalbed mine in conjunction with drilling degasification holes in the coalbed

Methane control by isolation of a major coal panel :Pittsburgh coalbed

Gases desorbed from five coals of low gas content

Degasification of virgin Pittsburgh coalbed through a large borehole

Accuracy and precision of several portable gas detectors

Methane emission from U.S. coal mines in 1973,a survey: a supplement to IC 8558

Coal mine combustion products:neoprenes, polyvinyl chloride compositions, urethane foam, and wood

Ventilation eddy zones at a model coal mine working face

Methane in the Pittsburgh coalbed, Washington County, Pa.

Gas chromatographic method for analyzing gases associated with coal

Continuous monitoring system for mine gas concentrations using tube bundles

Accuracy and precision of several portable gas detectors:additional studies, a supplement to RI 7811

Commercial-quality gas from the multipurpose borehole located in the Pittsburgh coalbed

Evaluation of small, color-changing carbon monoxide dosimeters

Methane emissions from an advancing coal mine section in the Pittsburgh coalbed

Degasification and production of natural gas from an air shaft in the Pittsburgh coalbed

Sampling capability of vacutainers for fixed gases and low-molecular-weight hydrocarbons

Multipoint detection of products of combustion with tube bundles :transit times, transmissions of submicrometer particulates, and general applicability

Geology and methane content of the upper Freeport coalbed in Fayette County, Pa.

Effects of hydraulic stimulation on coalbeds and associated strata

Methane absorption in oil shale and its potential mine hazard

Directionally controlled drilling to horizontally intercept selected strata, upper Freeport coalbed, Green County, Pa.

Remote monitoring of air quality in underground mines

Geology and gas content of coalbeds in vicinity of Bureau of Mines, Bruceton, Pa.

Methane emission from U.S. coal mines in 1975 :a survey : a supplement to Information circulars 8558 and 8659

Hydraulic stimulation of a surface borehole for gob degasification

Methane accumulations in coal mine roof cavities

Methane emissions from gassy coals in storage silos

Methane drainage study in the Sunnyside coalbed, Utah

Experimental studies on the origin and accumulation of coalbed gas

Methane drainage :experience with hydraulic stimulation through slotted casing

Improved methods for monitoring production from vertical degasification wells

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

Grouting horizontal drainage holes in coalbeds

Forecasting methane hazards in metal and nonmetal mines


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