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- Drainage of methane from the overlying Pocahontas no. 4 coalbed from workings in the Pocahontas no. 3 coalbed
- Review of horizontal drilling technology for methane drainage from U.S. coalbeds
- Methane drainage study using an underground pipeline, Marianna mine 58
- Underground gob gas drainage during longwall mining
- Comparison of rotary and in-hole motor techniques for drilling horizontal boreholes in coal
- Economic evaluation of horizontal borehole drilling for methane drainage from coalbeds
- Evaluation of safety shutoff valve system on methane gas pipelines under mine fire conditions
- Investigation of similarities between methane drainage potential of Utah's Sunnyside Coalbed and eastern U.S. coalbeds
- Gas content determinations of salt samples using acoustic responses
- Accurate directional borehole drilling :a case study at the Navajo Dam, New Mexico