Tube scraper
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United States of America Patent
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Feb 17, 2009
Grant Date -
N/A
app pub date -
Aug 7, 2006
filing date -
Aug 7, 2006
priority date (Note) -
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Abstract
A tube scraper for removing deposits from the interior surface of heat exchange tubes, the scraper being fitted with a set of diverging scraper blade arms mounted on an arbor in nested relationship such that scraper blades have overlapping scraping edges.
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