US PATENT SUBCLASS 431 / 181
.~ Plural feed means extending to common wall opening of furnace

Current as of: June, 1999
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431 /   HD   COMBUSTION

159  DF  FUEL DISPERSER INSTALLED IN FURNACE {10}
181.~ Plural feed means extending to common wall opening of furnace {4}
182  DF  .~.~> Duct with air whirling means surrounds disperser {1}
185  DF  .~.~> Feed whirling means at wall
186  DF  .~.~> Shiftably mounted disperser; or flame shaper
187  DF  .~.~> Feeds discharged coaxially {1}

DEFINITION

Classification: 431/181

(under subclass 159) Apparatus including structure for separately supplying fuel and another fluid to a single furnace wall opening; said fluids mixing either in the wall opening or after the two fluids are discharged into the furnace.

SEE OR SEARCH CLASS

239, Fluid Sprinkling, Spraying, and Diffusing,

418+, for sprinkling, spraying or diffusing structure, per se, with combining of separately supplied fluid streams at or beyond the terminal element.