Liquid heaters and vaporizers – Steam treatment – Water tube boiler
Patent
1979-08-09
1981-04-21
Favors, Edward G.
Liquid heaters and vaporizers
Steam treatment
Water tube boiler
122256, 122257, F22G 714
Patent
active
042626374
ABSTRACT:
A pair of parallel fluid flow connected steam-water drums and associated piping for natural or assisted circulation steam generators including downcomer pipes for receiving water from the drums and being disposed below and in equispaced relationship with the drums. A plurality of supply tubes for connecting the downcomer pipes with each drum, the supply tubes being equally divided between the drums; and a plurality of riser tubes for delivering a steam-water mixture to the drums, the riser tubes being equally divided between the drums.
REFERENCES:
patent: 1875792 (1932-09-01), Yarrow
patent: 1917617 (1933-07-01), Ulrich
patent: 2114224 (1938-04-01), Jacobus
patent: 2648397 (1953-08-01), Ravese et al.
patent: 2763245 (1956-09-01), Place
Edwards R. J.
Favors Edward G.
Mai R. C.
The Babcock & Wilcox Company
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