Post-construction infield lining rehabs subsea pipelines

Robert Walters Anticorrosion Protective Systems Dubai Petronas Carigali (PCSB) owns and operates an extensive network of subsea pipelines off Malaysia in the South China Sea. These pipelines can be several kilometers long, in varying water depths and from platform-to-platform and platform-to-shore. Internal corrosion, due in large part to sulfate-reducing bacteria (SRB), can shorten pipelines' life cycle. SRB-based internal corrosion has forced PCSB to replace pipelines in as little as 4 years. In April 2011 PCSB began a joint project with Anticorrosion Protective Systems LLC to develop materials and technologies necessary to implement installation of plastic liners into existing and new ...

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