Heat-exchanger tube for condensing of vapor
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United States of America Patent
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Jul 7, 1998
Issued Date -
N/A
app pub date -
Nov 6, 1996
filing date -
Feb 11, 1994
priority date (Note) -
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Abstract
The invention relates to a metallic heat-exchanger tube (1) with fins (2) which annularly or helically extend or rather extend in axial direction on the outside of the tube for condensing of vapor from pure substances or mixtures on the outside of the tube. To improve the condensation performance by effecting a thinning of a liquid film, the invention includes a making of the fins so that they have a constant fin height H throughout, with the fin flanks (4) being structured by spaced-apart depressions.
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