US PATENT SUBCLASS 60 / 736
.~.~.~ Fuel preheated upstream of injector


Current as of: June, 1999
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60 /   HD   POWER PLANTS

39.01  DF  COMBUSTION PRODUCTS USED AS MOTIVE FLUID {31}
722  DF  .~ Combustion products generator {14}
734  DF  .~.~ Having fuel supply system {6}
736.~.~.~ Fuel preheated upstream of injector


DEFINITION

Classification: 60/736

Fuel preheated upstream of injector:

(under subclass 734) Device having means to heat the fuel prior to the point where it exits the injector and enters the combustion zone.

(1) Note. Preheating a mixture of fuel and air downstream of the fuel injector is excluded from this subclass. See subclass 738.

SEE OR SEARCH CLASS

431, Combustion,

161+, for combustion devices of general utility wherein fuel for the device is heated by heat generated by the device; and subclasses 207+ for combustion devices of general utility having a flame holder and means to heat fuel supplied to the flame holder.