J.E. Johnson Pritchard Corp. Overland, Kan. Stephen J. Tzap, Robert E. Kelley Raytheon Engineers & Constructors Denver Lawrence P. Laczko OXY USA Inc. Midland Tex. Depending on the gas flow rate and the produced tons of sulfur/day, the amine/Claus and Redox processes meet the requirements of a proposed CO2 EOR gas processing plant near Welch, Tex. In the low gas flow range and sulfur tonnage above 8 long tons/day, amine/Claus was best while for the high gas flow range and sulfur tonnage below 15 long tons/day, Redox was more economical. Five different sulfur recovery processes were evaluated for OXY USA Inc.&...

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