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U.S. Department of Energy
Office of Scientific and Technical Information

Vapor generators

Patent ·
OSTI ID:5010892
A description is given of a vapor generator comprising: an upright cylindrical jacketed vessel having a product stream conduit connected to the bottom thereof and a flame inlet at the top thereof; means for introducing water into the jacket of said vessel adjacent the bottom thereof; means for delivering water from said jacket to the interior of said vessel adjacent to top thereof; a precombustion chamber mounted atop said vessel in a position to deliver a flame through said flame inlet said precombustion chamber comprising a cylindrical housing having a cylindrical depending first shield positioned therein; means for delivering a stream of fuel and combustion supporting gas into said precombustion chamber connected to deliver said stream into the top of said precombustion chamber within said first shield; means for delivering a stream of excess combustion supporting gas into the top of said vessel connected to deliver said stream into said precombustion chamber exteriorly of said first shield and thence past the lower edge of said first shield into the top of said vessel; and a second cylindrical shield depending from said flame inlet downwardly into said vessel to bring said water delivered into the interior of said vessel into conductive contact with said flame while shielding it from radiative and conductive contact with said flame.
Assignee:
Vapor Energy Inc
Patent Number(s):
US 4211071
OSTI ID:
5010892
Country of Publication:
United States
Language:
English