Metal, foam, plastic or gel, ranging from a few inches to 7 feet tall and wide as a tree - or however big they have to be to fit snugly inside a pipe - some pigs are simple scrapers. Others, known as "porcupine pigs," sport scrubbing wire brushes. BP acknowledged that the 16 miles of aging "transit" pipes had not been 'pigged' in 14 years.
read more | digg story
Sunday, August 13, 2006
'Smart Pig' Technology: Keeping Oil Pipelines Clean
Subscribe to:
Post Comments (Atom)
0 comments:
Post a Comment