Boiler with an adjacent chamber and an helicoidal heat exchanger
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United States of America Patent
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Feb 19, 2013
Grant Date -
Aug 14, 2008
app pub date -
Apr 6, 2006
filing date -
Apr 7, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
Disclosed is a boiler for providing hot water to a heating system of a building and for simultaneously producing hot domestic water. This boiler comprises a heating tank provided with a water inlet and a water outlet through which water for use in the heating system circulates and an adjacent chamber annexed to the heating tank. This adjacent chamber is in direct communication with the heating tank and containing means for heating the water. The boiler also comprises a heat exchanger provided with a water inlet and a water outlet through which circulates the domestic water. This heat exchanger is made of a plurality of tubular coils of helicoidal shape that are located within the heating tank in order to allow heat transfer between the hot water within the heating tank and the domestic water that circulates within the tubular coils.
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