Internal Pipe Cleaning Equipment

Internal cleaning involves removing corrosion products, mill scale, oils, greases, dirt, organic growth, and organic sediments, primarily to avoid damage to or poor performance of downstream equipment. Cleaning of equipment, vessels, tanks and transmission pipelines is not covered by this article.What is Oil Pipeline Pig Cleaning? Pigging, or pig cleaning, refers to the use of the devices known as pigs to scrub clean the inside of the oil pipelines. It is a form of maintenance that, depending on the location of the pipes, should be done weekly, bi-monthly, monthly, or quarterly.