Heat exchanger
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United States of America Patent
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Jan 24, 2006
Grant Date -
Oct 7, 2004
app pub date -
Mar 1, 2004
filing date -
Jan 7, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
A heat exchanger comprising a heat exchange core (1) including a plurality of tubes (2) flowing a medium for heat exchange and a pair of tanks (4) to which ends of said tubes are connected, each tube formed by shaping a plate member (200) not clad with a row laminated brazing material and having a sacrifice layer (210) on an outer surface thereof and a plurality of recessed portions (203) formed on an outer surface of said sacrifice layer and filled with a brazing material (R).
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