Articles with "coal shale" as a keyword



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A high resolution interferometric method to measure local swelling due to CO2 exposure in coal and shale

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Published in 2018 at "International Journal of Coal Geology"

DOI: 10.1016/j.coal.2018.01.007

Abstract: We present an experimental method to study time-dependent, CO2-induced, local topography changes in mm-sized composite samples, plus results showing heterogeneous swelling of coal and shale on the nano- to micrometer scale. These results were obtained… read more here.

Keywords: topography; resolution; coal shale; co2 ... See more keywords
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Influence of organic and inorganic properties of coal-shale on spontaneous combustion liability

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Published in 2019 at "International journal of mining science and technology"

DOI: 10.1016/j.ijmst.2019.02.006

Abstract: Abstract Coal and coal-shale undergo low-temperature oxidation when exposed to air, potentially leading to spontaneous combustion. Coal-shale found in association with coal seams vary considerably in their intrinsic properties and spontaneous combustion liability index. Fourteen… read more here.

Keywords: liability; coal; spontaneous combustion; coal shale ... See more keywords
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Experimental studies on the shear resistance of original coal-shale joint

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Published in 2017 at "Mining of Mineral Deposits"

DOI: 10.15407/mining11.04.001

Abstract: The authors gratefully acknowledge funding by China National Natural Science Foundation (51109076) and the key scientific and technological project of Henan Province (152102210316). read more here.

Keywords: resistance original; coal shale; shear resistance; studies shear ... See more keywords