US PATENT SUBCLASS 431 / 11
.~ Heating feed


Current as of: June, 1999
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431 /   HD   COMBUSTION

2  DF  PROCESS OF COMBUSTION OR BURNER OPERATION {8}
11.~ Heating feed


DEFINITION

Classification: 431/11

(under subclass 2) Processes of heating either the fuel or oxidizer prior to its discharge into a combustion zone.

SEE OR SEARCH THIS CLASS, SUBCLASS:

36+, for the automatic control of the burner feed heating structure.

161+, for a furnace heated furnace feed line.

207+, for a heated feed line section feeding a flame holder.

SEE OR SEARCH CLASS

48, Gas: Heating and Illuminating, 197+, for a process for the mere generation of heating or illuminating gas.

239, Fluid Sprinkling, Spraying, and Diffusing,

13, for a process of sprinkling, spraying or diffusing not specialized to combustion including heating or cooling of the sprayed material.