Industrial Pigging Technology: Fundamentals, Components, Applications
Wiley-VCH | November 14, 2003 | ISBN-10: 3527306358 | 352 pages | PDF | 7.5 mb
Pigs are snug-fitting plugs which are able to perform various maintenance tasks such as cleaning or removing deposits or blockages in pipe and pipeline systems from the inside. A gaseous or liquid propellant is used to push the pig through the system. This strategy avoids rinsing loss of valuable product, provides reduction of adverse environmental impacts, and gains high efficiency for less investment.
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