High-efficiency furnace
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United States of America Patent
Stats
-
Mar 7, 1995
Grant Date -
N/A
app pub date -
Feb 25, 1994
filing date -
Feb 25, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A furnace comprising a lower radiant section and an upper convection section, the lower section having associated fuel burners; generally vertically extending first tubular structure suspended in the first section; second tubular structure extending generally horizontally relative to the first section and suspending the first tubular structure; and grid structure extending generally horizontally and supporting the second tubular structure; whereby hot combustion gases produced by the burners flow upwardly in the first section and past the first and second tubular structure and the grid structure to the upper convection section; and the second tubular structures and/or the grid structure are cooled by circulation of fluids therein.
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Family
International Classification(s)
Cited Art Landscape
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