Influence of unloading of the edge zone of the formation on the condition of the roof in the bottom-hole space of the faces
Authors:
Abstract
Prospects for the development of coal seams at great depths are largely determined by how timely and effectively will be solved the issue of roof management in the cleaning faces for the specific conditions of deep horizons ...
Область исследования:
(Archived) Without section
Similar articles
Calculation of bearing pressure during longwall face approach to the panel drift.
1980 A. A. Borisov, N. N. Kaidalov, V. G. Labazin
Influence of the value of the lateral spreading coefficient on the character of stress distribution around the chambers
1980 E. A. Zimina, E. N. Tarasenko
Calculation of the minimum width of pillars during combine mining of potash seams
1980 N. M. Proskuryakov, A. K. Chernikov
Investigation of force interaction of layers during deformation of layered embedding massifs
1980 E. D. Kochetkov, A. N. Filippov