TRANSPORT|organisation of transport|mode of transport|pipeline transport · INDUSTRY|industrial structures and policy|industrial production
- scríobaireacht Reference "Faofa ag an gCoiste Téarmaíochta, www.tearma.ie Faomhadh an téarma seo mar chuid de Thionscadal Lex"
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- pigging | pigging system
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- Definition technology that uses specialist projectiles to recover, rather than waste, residual liquid in pipelines or industrial tubing Reference "HPS > About HPS > Pigging – What Pigging Is and How It Works (2.12.2019)"
- Comment 1) It has progressed from basic equipment used to clean oil pipes to advanced, fully automated industrial product recovery and liquid transfer technology used today.2) A pig is a device with blades or brushes inserted in a pipeline for cleaning purposes. The pressure of the oil stream behind pushes the pig along the pipeline to clean out rust, wax, scale and debris. These devices are also called scrapers.