While buildup in a pipeline can cause transmittal slows or even plugging of the pipeline, cracks or flaws in the line can be disastrous. A form of flow assurance for oil and gas pipelines and ...

BP decided to shut down its largest Alaskan oil field after inspections by "smart pigs" — multimillion dollar robots that root through the pipelines — showed damage from corrosion. But the pigs still ...

Of all the technologies available to maintain the United States' 2 million miles of pipelines, one of the most critical devices evokes images of a muddy farm animal — the pig. Now erase the image. The ...

Statoil has extensive experience in both dual-diameter pigging of subsea pipelines and the environmental ramifications of pipeline commissioning. This second article in a two-part series discusses pig ...