US PATENT SUBCLASS 431 / 236
.~ Section heated by auxiliary burner

Current as of: June, 1999
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431 /   HD   COMBUSTION

207  DF  HEATED LINE SECTION FEEDS FLAME HOLDER {19}
236.~ Section heated by auxiliary burner {1}
237  DF  .~.~> Main fuel line branch feeds auxiliary burner

DEFINITION

Classification: 431/236

(under subclass 207) Apparatus in which the heat absorbing section is heated by a burner not fed by the heated section.

SEE OR SEARCH THIS CLASS, SUBCLASS:

104, for an incandescent mantle feed line heated by a discrete flame holder.

218+, for a fuel basin heating the feed line section of a disparate flame holder.

232, for a feed line section heated by distinct flame holders, one fed by the section.