Finally, a complete and authoritative reference on U.S. coal mining methods.
Chapters cover rock properties and in-situ stresses; geological conditions that form the rock strata, their anomalies and geophysical methods employed to detect the anomalies; roof bolts and roof bolting systems; pillar design; recent myths of high horizontal stresses; longwall mining; multiple seam mining; bumps, occurrence, mechanisms, and control; entry stability problems; theories and methods of underground and surface instrumentation; material models; surface subsidence; and highwall stability.
AUTOR: Syd S. Peng
EDITORA: Syd S. Peng
DISPONIBILIDADE DO PRODUTO: Sob Encomenda - Até 40 dias ( Importação )