SPECIAL REPORT: Technology advances continue to unlock additional resources

Technology advances are allowing companies to extract more oil and gas from resources that in previous years were uneconomic to develop. These resources include gas found in tight sands, shales, and carbonates; extra heavy oil; and additional oil from mature fields that require enhanced or improved recovery techniques.Various papers from the SPE Annual Technology, Nov. 11-14, 2007, provide insights into technologies that companies use or will use to facilitate recovery of these resources.GasHydraulic fracturing is a key technology for obtaining higher producing rates and recoveries from unconventional gas accumulations.One problem has been that in some locations the height of the created ...

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