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Search U.S. government technical reports digitized or harvested by TRAIL.
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8 results returnedMethane drainage study using an underground pipeline, Marianna mine 58
Drilling a horizontal coalbed methane drainage system from a directional surface borehole
Use of a sodium silicate gel grout for plugging horizontal methane-drainage holes
Measuring formation pressures and the degree of gas drainage in a large coalbed gas drainage field
Evaluation of safety shutoff valve system on methane gas pipelines under mine fire conditions
Triboelectric effects on polyethylene methane drainage pipelines
Cost comparison of gob hole and cross-measure borehole systems to control methane in gobs
Published Year
Subject
- Coalbed methane drainage (8) *
- Boring (3)
- Coal mines and mining--Safety measures (2)
- Coalbed methane--Alabama--Oak Grove Region (1)
- Electric charge and distribution (1)
- Gas pipelines (1)
- Grouting (1)
- Grouting (Soil stabilization) (1)
- Longwall mining (1)
- Mine dusts (1)
- Mine fires (1)
- Mine ventilation (1)
- Polyethylene (1)
- Relief valves (1)
- Sodium silicate (1)
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