pigging-back

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• Pigging — of the product in the pipeline is used to push it along down the pipe until it reaches the receiving trap the pig catcher .If the pipeline contains butterfly valves, the pipeline cannot be pigged. Ball valves cause no problems because the inside… …   Wikipedia

• Hydraulically Activated Pipeline Pigging — (HAPP) is a pigging technology applied for pipeline cleaning. The basic principle is that a pressure drop is created over a by passable pig hold back against a pipeline’s fluid flow. The pipeline fluid passing through the pigs cleaning head is… …   Wikipedia

• Slugcatcher — is the name of a unit in the gas refinery or petroleum industry in which slugs at the outlet of pipelines are collected or caught . A slug is a large quantity of gas or liquid that exits the pipeline. Slugs Pipelines that transport both gas and… …   Wikipedia

• Miles Copeland (Home and Away) — Miles Copeland Home and Away character Portrayed by Josh Quong Tart Jackson Edwards (Flashback) Ryley Mickle (Flashback) Introduced by J …   Wikipedia

• List of oil field acronyms — Contents 1 # 2 A 3 B 4 C …   Wikipedia

• Garfield merchandise — Jim Davis famous Garfield comic strip has generated a large amount of merchandise. This article compiles just some of these items.Books Extras In the books, there a numerous extras at the front and/or back. For example, in the 10th Birthday book …   Wikipedia

• Pipeline transport — An elevated section of the Alaska Pipeline …   Wikipedia

• Magnetic flux leakage — (MFL) is a magnetic method of nondestructive testing that is used to detect corrosion and pitting in steel structures, most commonly pipelines and storage tanks. The basic principle is that a powerful magnet is used to magnetize the steel. At… …   Wikipedia

• Maria Holic — Maria†Holic Maria†Holic s first manga volume cover. まりあ†ほりっく (Maria†Horikku) Genre …   Wikipedia

• pig — pig1 /pig/, n., v., pigged, pigging. n. 1. a young swine of either sex, esp. a domestic hog, Sus scrofa, weighing less than 120 lb. (220 kg.) 2. any wild or domestic swine. 3. the flesh of swine; pork. 4. a person of piglike character, behavior,… …   Universalium

• pig — noun 1》 an omnivorous domesticated hoofed mammal with sparse bristly hair and a flat snout, kept for its meat. [Sus domesticus.]     ↘a wild animal related to this; a hog. [Family Suidae.]     ↘N. Amer. a young pig; a piglet. 2》 informal a greedy …   English new terms dictionary