HEAT EXCHANGER
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United States of America
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Issued Date -
Dec 12, 2024
app pub date -
Dec 6, 2021
filing date -
Dec 6, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A heat exchanger includes: a heat transfer tube that extends in a second direction that crosses a first direction in which gas flows, and a fin that is provided to the heat transfer tube and has a surface that extends in the first direction and the second direction. The fin has a first extension part and a second extension part, the first extension part has a first heat-transfer-enhancement area that is located further upstream in a flow of the gas than the heat transfer tube in the first direction and improves a heat transfer coefficient, and the second extension part has a second heat-transfer-enhancement area that is located further downstream in the flow of the gas than the heat transfer tube in the first direction and improves a heat transfer coefficient.
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