Cleaning apparatus for heat exchange tubes of air cooled heat exchangers
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United States of America Patent
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Oct 10, 2017
Issued Date -
N/A
app pub date -
Apr 4, 2014
filing date -
Dec 28, 2011
priority date (Note) -
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Abstract
A spray mat for spraying cleaning fluid under pressure onto the outer surfaces of heat exchange tubes that extend in rows in a heat exchanger, the rows of tubes being spaced apart from each other with a generally planar space defined between each two adjacent rows, the spray mat formed of a plurality of spray strips, each spray strip including: (a) a base part having upper and lower surfaces, (b) a fluid inlet, (c) a plurality of spray nozzles spaced apart and secured on the upper and lower surfaces, and (d) a duct system for fluid coupling the fluid inlet to the spray nozzles, each spray strip is bendably and fluid coupled to the next forming a flexible spray mat which is positionable into and removable out of selected ones of the planar spaces between each two adjacent rows of the heat exchange tubes.
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