SAFETY FACTOR OF PILLARS

Authors
UNDUSK V
Citation
V. Undusk, SAFETY FACTOR OF PILLARS, Gorucie slancy, 15(2), 1998, pp. 157-164
Citations number
NO
Categorie Soggetti
Energy & Fuels","Engineering, Petroleum
Journal title
Gorucie slancy → ACNP
ISSN journal
0208189X
Volume
15
Issue
2
Year of publication
1998
Pages
157 - 164
Database
ISI
SICI code
0208-189X(1998)15:2<157:>2.0.ZU;2-I
Abstract
This paper deals with the formula for changes in oil shale bed rock du rability in Estonian deposit and discusses possible deviations of rock durability and their probability. It also establishes the dependence of pillars on durability deviation scale, offers their theoretical age and actual safety factor.