Making heat exchangers
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United States of America Patent
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Jun 1, 1982
Grant Date -
N/A
app pub date -
Nov 10, 1980
filing date -
Nov 10, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The method of making elongated heat exchangers having outwardly projecting fins spaced longitudinally thereof, wherein the fins are cut or gouged from a surface of a work-piece, and which method includes making indentations in the surface prior to cutting or gouging the fins therefrom, to thereby afford roughened surfaces of the fins so formed, and which method may also include scratching or cutting a surface of a previously formed fin.
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