EXHAUST HEAT RECOVERY BOILER
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Feb 3, 2022
app pub date -
Feb 13, 2019
filing date -
Feb 13, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
An exhaust heat recovery boiler includes: a duct casing in which exhaust gas flows; a tubular extending portion extending upward from the duct casing; a heat exchanger tube located in the duct casing; a hammering rod connected to the heat exchanger tube in the duct casing and passing through an inside of the extending portion, the hammering rod including an upper part projecting to an outside of the extending portion; and an annular sleeve attached to the upper part of the hammering rod through a packing. The extending portion includes an upper flat surface which is located at an upper end of the extending portion, realizes a seal between the upper flat surface and a lower surface of the sleeve, and is annular and flat.
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