US PATENT SUBCLASS 431 / 213
.~ Air from section discharged downwardly toward fuel surface

Current as of: June, 1999
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431 /   HD   COMBUSTION

207  DF  HEATED LINE SECTION FEEDS FLAME HOLDER {19}
213.~ Air from section discharged downwardly toward fuel surface {1}
214  DF  .~.~> Fuel surface is film descending from elevated structure

DEFINITION

Classification: 431/213

(under subclass 207) Apparatus including means for discharging heated air from the section downwardly against the surface of a body or film of liquid fuel.