Study of the multi-index coupling forecasting model of coal and gas outburst and its application
工程科学学报, 2018 Coal and gas outburst seriously threatens the safety of underground coal mining. With the increase in coal mining depth, the geological conditions of coal mines become complicated, which adversely affects the safety of coal mining production.
ZHANG You-yi +2 more
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Improved Draft Genome Sequence of Microbacterium sp. Strain LKL04, a Bacterial Endophyte Associated with Switchgrass Plants. [PDF]
, 2019 We report here the genome assembly and analysis of Microbacterium strain sp. LKL04, a Gram-positive bacterial endophyte isolated from switchgrass plants (Panicum virgatum) grown on a reclaimed coal-mining site.
Bokros, Norbert +7 more
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TGA-DSC Combined Coal Analysis as a Tool for QC (Quality Control) and Reactivity Patterns of Coals. [PDF]
ACS Omega, 2022 Hassid A, Klinger M, Krzack S, Cohen H.
europepmc +1 more source
A study of the United States coal resources [PDF]
Geologically significant coal resources were identified. Statistically controlled tonnage estimates for each resource type were prepared. Particular emphasis was placed on the identification and description of coals in terms of seam thickness ...
Ferm, J. C., Muthig, P. J.
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Characterization and washability studies of raw coal from the Little Tonzona Field, Alaska [PDF]
, 1991 Coal occurs in an isolated exposure of Tertiary, non-marine sedimentary rocks along the southwest bank of the Little Tonzona River, near Farewell, Alaska. The Little Tonzona River coal field is located approximately 150 air miles northwest of Anchorage,
Charlie, K.G. +3 more
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Partial least squares (PLS) regression and its application to coal analysis
Revista Técnica de la Facultad de IngenieríaLos métodos instrumentales de análisis químico hacen uso de las relaciones entre la señal obtenida y una propiedad del sistema estudiado (generalmente, una concentración).
Carlos E Alciaturi +3 more
doaj
The analysis of coal with phenol as a solvent [PDF]
, 1914 Cover ...
Hadley, Harry Fielding +1 more
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Highlighting the effects of co‐eluting interferences on compound specific stable isotope analysis of polycyclic aromatic hydrocarbons using comprehensive two‐dimensional gas chromatography [PDF]
, 2014 Accuracy is the most important issue when carrying out compound specific stable isotope analysis of polycyclic aromatic hydrocarbons extracted from complex samples.
Blessing +16 more
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Coal thickness gauge using RRAS techniques, part 1 [PDF]
A noncontacting sensor having a measurement range of 0 to 6 in or more, and with an accuracy of 0.5 in or better is needed to control the machinery used in modern coal mining so that the thickness of the coal layer remaining over the rock is maintained ...
King, J. D., Rollwitz, W. L.
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Location of Spanish integrated steel, 1880-1936 [PDF]
, 1998 This analysis questions whether or not Biscay was an optimal location for Spanish integrated steel mills at the end of the century and tries to determine Spain's optimal site as coal found substitutes all throughout the twentieth century. The contrast of
Houpt, Stefan
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