National Repository of Grey Literature 2 records found  Search took 0.00 seconds. 
Reinforcing grouting in coal seams
Souček, Kamil ; Šňupárek, Richard
Chemical grouting is very effective in coal mining. The paper summarises experience with chemical grouting for stabilisation and reinforcing of underground openings.
Mathematical modelling of bituminous coal seams burning out
Kozubek, T. ; Klika, Z. ; Dostál, Z. ; Dvořák, D. ; Martinec, Petr
Burning out of three coal seams in Upper Silesian Coal Basin was modelled with simplifying assumptions. The heat equation with suitable initial and boundary conditions was used for the description of this process.

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