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- Sorption investigations of methane on coal
- Design and development of drill equipment
- Degasification and production of natural gas from an air shaft in the Pittsburgh coalbed
- Methane drainage study in the Sunnyside coalbed, Utah
- Grouting horizontal drainage holes in coalbeds
- 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