|
I 28.23:9173
|
Loading characteristics of pillars in multiple-seam mining operations |
1 |
|
I 28.23:9174
|
Evaluation of water-jet-assisted drilling with handheld drills |
1 |
|
I 28.23:9175
|
Critical conditions for ignition and propagation of mine fires |
1 |
|
I 28.23:9176
|
Comparative study of pillar load transfer associated with multiple-seam mining |
1 |
|
I 28.23:9177
|
Horizontal trajectories of rotary-drilled holes |
1 |
|
I 28.23:9178
|
Evaluation of refractories for aluminum recycling furnaces |
1 |
|
I 28.23:9179
|
A method for predicting equilibrium values in the solvent extraction of copper in ammoniacal systems |
1 |
|
I 28.23:9180
|
Effect of shearer web depth on dust generation and methane liberation |
1 |
|
I 28.23:9181
|
Leaching gold-silver ores with sodium cyanide and thiourea under comparable conditions |
1 |
|
I 28.23:9182
|
Strain energy as a basis for optimizing roof truss installations in bedded roof |
1 |
|
I 28.23:9183
|
Probability of spark ignition in intrinsically safe circuits |
1 |
|
I 28.23:9184
|
Effects of various longwall chain pillar configurations on gate road stability |
1 |
|
I 28.23:9185
|
Dimensional changes of select ceramic materials exposed to HC1, HNO₃, and H₂SO₄?acid environments |
1 |
|
I 28.23:9188
|
Horizontal and vertical load transferring mechanisms in longwall roof supports |
1 |
|
i 28.23:9194
|
Dielectric properties of low-loss minerals |
1 |
|
I 28.23:9195
|
Geologic factors influencing the gas content of coalbeds in southwestern Pennsylvania |
1 |
|
I 28.23:9196
|
Inhibition of spontaneous combustion of coal |
1 |
|
I 28.23:9198
|
Case study of the effects on longwall mining induced subsidence on shallow groundwater sources in the northern Appalachian coal-field |
1 |
|
I 28.23:9199
|
Metal recovery from secondary copper converter dust by ammoniacal carbonate leaching |
1 |
|
I 28.23:9200
|
Use of lignochemicals and humic acids to remove heavy metals from process waste streams |
1 |