SOUTHERN BAY ENERGY J.F. Welder #7-SB Odem Field San Patricio County, Texas JOB RECAP After setting 9 5/8” surface casing at 1,526’, the shoe and formation were tested and drilling began in the 8 ¾” intermediate interval. DrillChem engineer arrived on location November 20, 2006 as drilling was in progress at approximately 5,000’. With the aim of preventing lost circulation in the Massive Frio Sands between 5,700’ and 6,400’,

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