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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 |
|
I 28.23:9201
|
Techniques to increase water pressure for improved water-jet-assisted cutting |
1 |
|
I 28.23:9202
|
Control of airborne respirable dust in the face area with water sprays using a full-scale laboratory model |
1 |
|
I 28.23:9203
|
Computer modeling of dust and forces for longwall mining systems |
1 |
|
I 28.23:9204
|
Chromium recovery from high-temperature shift Cr-Fe catalysts |
1 |
|
I 28.23:9205
|
Subsidence due to undermining of sloping terrain : a case study |
1 |
|
I 28.23:9206
|
Model of coal dust explosion suppression by rock dust entrainment |
1 |
|
I 28.23:9207
|
Fire endurance of mine stoppings |
1 |
|
I 28.23:9208
|
Instructional mode and its effect on initial self-contained self-rescuer donning attempts during training |
1 |
|
I 28.23:9209
|
Closed loop control for a continuous mining machine |
1 |
|
I 28.23:9210
|
Hydrometallurgical recovery of critical metals from hardface alloy grinding waste : a laboratory study |
1 |
|
I 28.23:9211
|
Vacuum induction melting of Ti-6A1-4V in a cold crucible |
1 |
|
I 28.23:9212
|
Anticollision systems for large mine-haulage trucks |
1 |
|
I 28.23:9213
|
Fe-Ni-Cr alloys for coatings and electroforms |
1 |
|
I 28.23:9214
|
Comparison of aerial and ground surveying of subsidence over an active longwall |
1 |