Zobrazeno 1 - 3
of 3
pro vyhledávání: '"K. M. Ajayi"'
Publikováno v:
Mining, Metallurgy & Exploration. 40:543-553
Publikováno v:
Mining, Metallurgy & Exploration. 39:1793-1800
Publikováno v:
All Days.
ABSTRACT: In the Northern Appalachian Basin of the United States, most of the production wells in shale gas reservoirs intersect with a bedded sequence of minable coal layers. The gas wells are often positioned in the coal mine abutment pillars for p