Browse TRAIL Inventories

Determining face methane-liberation patterns during longwall mining

The Effects of a retreating longwall on a three-entry gate road system

Dust control on longwall shearers using water-jet-assisted cutting

Using barriers to reduce dust exposure of longwall face workers

Dust controls to improve quality of longwall intake air

Longwall roof support technology in the eighties :a state-of-the-art report

Shield mechanics and resultant load vector studies

Direct measurement of longwall strata behavior :a case study

Critical-load studies of a shield support

Rigid-body and elastic solutions to shield mechanics

Three-dimensional shield mechanics

Water infusion for coal mine dust control :three case studies

Cost comparison of gob hole and cross-measure borehole systems to control methane in gobs

Effects of various longwall chain pillar configurations on gate road stability

Horizontal and vertical load transferring mechanisms in longwall roof supports

Laboratory assessment of alternative longwall stabilization materials

Stiffness characteristics of longwall shields

Assessment of experimental longwall recovery rooms for increasing productivity and expediting equipment removal operations

Two-leg longwall shield mechanics

Safety evaluations of longwall roof supports


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