Fin for a plate heat exchanger, methods for the manufacture of such a fin, and a heat exchanger comprising such a fin
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United States of America Patent
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May 22, 2007
Grant Date -
Sep 30, 2004
app pub date -
Oct 1, 2003
filing date -
Oct 1, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A fin produced from thick sheet-metal and having a pattern reproduced in a general direction in accordance with a geometric pitch such that the ratio of the minimum thickness of the sheet-metal to the geometric pitch is greater than 0.2. The fin is obtained either by a hot-extrusion operation or by a material-removing machining operation.
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