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  • Pig/paraffin obstruction remediated in a deepwater subsea tieback of the Gulf of Mexico’s Cottonwood field

    Farid Shecaira, Dalmo Barros, Kartik Ramachandran, George Bonin, Paulo Waltrich, David Jennings, Mike Newberry and Claudio Ziglio

    Cottonwood is the first field development in the deepwater Gulf of Mexico operated by Petrobras, consisting of three subsea wells in water depths of 2,200 ft. Two wells produce gas-condensate, with high wax deposition potential. The wells are connected to a fixed platform in East Cameron Block 373, 17 mi away, through a piggable loop with flowlines of 6 in. nominal and 4.8 in. ID.

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2013 Fracturing Technology

2013 Fracturing Technology