US PATENT SUBCLASS 431 / 221
.~.~.~ Valved branch of flame holder feed line feeds basin

Current as of: June, 1999
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431 /   HD   COMBUSTION

207  DF  HEATED LINE SECTION FEEDS FLAME HOLDER {19}
218  DF  .~ Basin for burning liquid fuel heats feed line section {3}
220  DF  .~.~ Separate basin and flame holder fuel lines {1}
221.~.~.~ Valved branch of flame holder feed line feeds basin

DEFINITION

Classification: 431/221

(under subclass 220) Apparatus in which the basin fuel feed line and flame holder fuel feed line are connected to a common main fuel line and the basin fuel feed line includes a valve to control the flow of fuel to the basin independently of the flow to the flame holder.