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Spectrographic Analysis of Coal and Coal Ash
Analytical Chemistry, 1950R. G. Hunter, A. J. W. Headlee
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Stability analysis of coal face based on coal face-support-roof system in steeply inclined coal seam
, 2021D. Kong +5 more
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Estimation of free-swelling index based on coal analysis using multivariable regression and artifici
, 2011S. Chelgani, J. Hower, B. Hart
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Microreflectivity Analysis of Coal
Analytical Chemistry, 1955J. T. McCartney, L. J. Hofer
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