Friday, August 21, 2009

New Geothermal Heat Extraction Process

New Geothermal Heat Extraction Process To Deliver Clean Power Generation Pacific Northwest National Lab's advanced heat recovery method makes most of low-temp 'hot rock' resources.by Geoffrey Harvey, PNNL, Washington, United States [RenewableEnergyWorld.com] A new method for capturing significantly more heat from low-temperature geothermal resources holds promise for generating virtually

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