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Unconventional natural-gas resources: research seeks to verify the promise

Journal Article · · Energy Res. Rep.; (United States)
OSTI ID:6215543
Natural gas trapped in underground reservoirs of tight (low permeability) gas sands, geopressured aquifers, coal seams and Devonian-Age shales could dwarf the 208 trillion cubic feet known for conventional gas reserves. Estimates of the potential recoverable reserves vary enormously. Reliable estimates will be developed through the enhanced natural-gas recovery program. Development of unconventional gas sources depends on three factors - resource verification, improved technology, and demonstrated economics. The Department of Energy is funding various cost-sharing studies to verify the size of tight-sand reservoirs, devise field tests, and develop diagnostic tools to predict production rates. A DOE/industry effort is underway to utilize methane vented from a Pennsylvania coal mine. Geopressured aquifers may yield the greatest resources of dissolved natural gas and thus could be important sources of gas as well as of hydraulic and thermal energy.
OSTI ID:
6215543
Journal Information:
Energy Res. Rep.; (United States), Journal Name: Energy Res. Rep.; (United States) Vol. 5:6; ISSN ERRED
Country of Publication:
United States
Language:
English