Hillsboro, Ore., Jan. 10, 2012 (GLOBE NEWSWIRE) -- FEI’s (Nasdaq:FEIC) Natural Resources Business Unit announced today a “core-to-pore” petrography workflow for core analysis of unconventional gas reservoirs in the oil and gas industry. The workflow includes a new automated, large-scale, high-resolution imaging method for viewing and analyzing petrographic data sets with length scales ranging from centimeters to nanometers. Access to information at both ends of the scale is critically important to drilling and production companies working in shale gas reservoirs.