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Roof rock structures and related roof support problems in the Pittsburgh coalbeds of southwestern Pennsylvania / by Noel N. Moebs.

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Bibliographic Details
Main Author:	Moebs, Noel N.
Corporate Author:	United States. Bureau of Mines
Format:	Government Document Book
Language:	English
Published:	[Washington] : Dept. of the Interior, Bureau of Mines, 1977.
Series:	Report of investigations (United States. Bureau of Mines) ; 8230.
Subjects:	Coal > Geology > Pennsylvania > Pittsburgh. Mine timbering. Mine roof bolting.

PASCAL Offsite

Holdings details from PASCAL Offsite
Call Number:	I 28.23:8226r-8250
I 28.23:8226r-8250	Available Place a Hold Contents The following works are all found in the book indicated by the call number above. Generalized distribution curve for characterizing the performance of coal-cleaning eq... Principles of ionization smoke detection : development of a new sensor for combustion... Geology and methane content of the upper Freeport coalbed in Fayette County, Pa. / by... Metals in the combustible fraction of municipal solid waste / B. W. Haynes, S. L. Law... Beneficiation of coal by selective flocculation, a laboratory study / by Richard E. H... Splice flexure performance factors in shuttle car trailing cables / by George J. Conr... Dust control on a longwall face with a shearer-mounted dust collector / by Natesa I.... Brattice window method for measuring leakage through mine stoppings / by Robert P. Vi... Stereographic method of determining whether planes of weakness transect pillars / by... Electrodeposition of platinum-group metals / by David Schlain, F. X. McCawley, and G.... Infrared spectral radiances and explosion properties of inhibited methane-air flames... Shock loss calculations across junctions and splits / by John C. Edwards and Henry E.... Coal-pyrite flotation in concentrated pulp : a pilot plant study / by Kenneth J. Mill... Directionally controlled drilling to horizontally intercept selected strata, upper Fr... Dry-processed-sprayed coal mine sealants, a progress report / Jack E. Fraley and Denn... In situ leaching research in a copper deposit at the Emerald Isle mine / by Dennis V.... Geology and gas content of coalbeds in vicinity of Bureau of Mines, Bruceton, Pa. / b... Methane absorption in oil shale and its potential mine hazard / by J.E. Matta, J.C. L... Hydraulic stimulation of a surface borehole for gob degasification / by S.D. Maksimov... Coal mine combustion products : ingredients of conveyor belts / by Theodore Christos,... Estimating methane content of bituminous coalbeds from adsorption data / by Ann G. Ki... Water infusion of coalbeds for methane and dust control / by Joseph Cervik, Albert Sa... Roof rock structures and related roof support problems in the Pittsburgh coalbeds of... Continuous working-level measurements using alpha or beta detectors / by Robert F. Dr...