A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Temporary stability of roof in galleries
Results of laboratory experiments with bending of Carboniferous rocks; empirical equations are derived for determining strength of sandstone, mudstone, and coal, depending on time; nomogram for fast determination of critical time corresponding to limit of roof strength under given load.
Temporary stability of roof in galleries
Results of laboratory experiments with bending of Carboniferous rocks; empirical equations are derived for determining strength of sandstone, mudstone, and coal, depending on time; nomogram for fast determination of critical time corresponding to limit of roof strength under given load.
Temporary stability of roof in galleries
Czasowa statecznosc stropow wyrobisk korytarzowych
Kidybinski, A. (author)
Przeglad Gorniczy ; 21
1965
5 pages
Article (Journal)
English
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