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  4. August 2010 Vol. 237 No. 8
  5. Multi-diameter Inline Tool Inspects The Previously Unpiggable
Feature August 2010 Vol. 237 No. 8

Multi-diameter Inline Tool Inspects The Previously Unpiggable

Around the world, almost 30% of oil and gas transmission pipelines are not suitable for inspection using conventional inline inspection (ILI) tools. In fact, many of these lines were built before intelligent pigging had even been invented. The challenges facing “unpiggable” pipelines are often associated with reduced bore valves, miter bends or changes in diameter. PII Pipeline Solutions has identified this as an opportunity to combine its pipeline inspection experience with the requirement of pipeline operating companies to develop technologies to inspect these challenging pipelines.

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