US PATENT SUBCLASS 60 / 738
.~.~.~.~ Premix tube within combustion zone

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}
737  DF  .~.~.~ Fuel and air premixed prior to combustion {1}
738.~.~.~.~ Premix tube within combustion zone

DEFINITION

Classification: 60/738

Premix tube within combustion zone:

(under subclass 737) Device wherein at least a portion of the air and fuel are mixed downstream of the injector, and prior to combustion, within a conduit means which is itself within the combustion zone whereby the fluids being mixed may be heated but not caused to combust by the gases in the combustion zone.