US2013125840A1PendingUtilityA1

Fire tube boiler

Assignee: DE SANTI GIUSEPPEPriority: Jul 29, 2010Filed: Jun 8, 2011Published: May 23, 2013

Est. expiryJul 29, 2030(~4 yrs left)· nominal 20-yr term from priority

Inventors:Giuseppe De Santi Valentino Iori

F24H 1/287F24D 2200/043F22B 13/00

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References

Claims

Abstract

A fire tube boiler, comprising a jacket for containing water to be heated and a tube bundle designed to convey exhaust gases, which is accommodated within the jacket, the boiler comprising at least two furnaces with a corresponding burner connected to a single tube plate to which the tubes of the tube bundle are connected at one end, the tubes leading at their end into an exhaust gas collection chamber.

Claims

exact text as granted — not AI-modified

1 - 3 . (canceled) 
     
     
         4 . A fire tube boiler, comprising a jacket for containing water to be heated and a tube bundle designed to convey exhaust gases, which is accommodated within said jacket, further comprising at least two furnaces with a corresponding burner connected to a single tube plate to which tubes of said tube bundle are connected at one end, said tubes leading at their end into an exhaust gas collection chamber. 
     
     
         5 . The boiler according to  claim 4 , wherein said at least two furnaces are arranged side by side. 
     
     
         6 . The boiler according to  claim 4 , wherein said at least two furnaces are arranged so that one lies above the other.

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