Ridgeway to delineate CO2 field, eyes Permian EOR

A Houston independent has decided to commence its own Permian basin carbon dioxide pilot floods hoping to jump-start demand for CO2 from a world-class helium and CO2 resource in New Mexico and Arizona.A reoriented Ridgeway Petroleum Corp. has the task of delineating the nearly 400-sq-mile St. John CO2 field that the ex-Calgary company’s founder discovered in 1994. A scant 26 wells have been drilled in that accumulation, the extent of which is defined only by geologic work.Ridgeway’s founder, Walter Ruck, who passed away in 2005, thought the best market for the St. John CO2 was for enhanced oil recovery in light oil fields of California’s Los Angeles and Ventura basins.Ru...

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