Liquid heaters and vaporizers – Water tube – Wall structure
Patent
1979-08-03
1981-09-22
Yuen, Henry C.
Liquid heaters and vaporizers
Water tube
Wall structure
122235C, 122510, F22B 2902, F22B 3724
Patent
active
042903882
ABSTRACT:
A vapor generator is provided for producing vapor such as steam to be used for heavy oil recovery and the like. The vapor generator includes an octagonal cross-section furnace, which has evaporator surface arranged to allow for heating of said fluid to final evaporation in a relatively low heat flux portion of the generator to lessen the likelihood of scale formation on heat transfer elements of the vapor generator.
REFERENCES:
patent: 1812080 (1931-06-01), Chapman
patent: 1871937 (1932-08-01), Wilson
patent: 1961138 (1934-06-01), Egloff
patent: 2170349 (1939-08-01), Bailey
patent: 3060908 (1962-10-01), Brister et al.
patent: 3400689 (1968-09-01), Bagley et al.
patent: 3927646 (1975-12-01), Dungey et al.
patent: 4063534 (1977-12-01), Kral
patent: 4178881 (1979-12-01), Pratt et al.
Adams Peter J.
Ruhe Anthony
Foster Wheeler Limited
Herguth, Jr. John J.
Naigur Marvin A.
Wilson John E.
Yuen Henry C.
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