Scraper 2


Scraper 2 :

(n.) Well Workover and Intervention. Also called a pig, 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. To clean downhole tubulars a similar device, called a casing scraper or paraffin scraper, may be used. Syn: pig. See: Scraper Trap

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