Recuperator
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United States of America Patent
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Jul 17, 1984
Grant Date -
N/A
app pub date -
Nov 5, 1982
filing date -
Nov 5, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
There is provided an improvement in a recuperator of the type having an elongated flow passage defined by an inner heat exchanger wall wherein the flow passage has a selected cross-sectional shape, a lower hot gas entrant end adjacent the gas outlet of a heating furnace and an upper gas exit end above and axially aligned with the lower end of the passage. The improvement involves the use of a radiator member in the form of a plug reciprocably mounted within said passage and movable axially within the passage between a normal plug position adjacent the upper end of the flow passage and a furnace capping position adjacent the lower end of the flow passage.
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