Heat exchanger
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
May 8, 2008
app pub date -
Nov 7, 2006
filing date -
Nov 7, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to a heat exchanger, which restricts a gap between a tube insertion hole formed on a header pipe for allowing both ends of a tube to inserted and combined thereto and the tube within a proper range, thereby making the manufacturing of the header pipes and the coupling of the tubes to the header pipe easy and preventing cracks and leak to improve durability.
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