US PATENT SUBCLASS 123 / 700
.~.~.~.~ Fed to air/fuel mixture

Current as of: June, 1999
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123 /   HD   INTERNAL-COMBUSTION ENGINES

434  DF  CHARGE FORMING DEVICE (E.G., POLLUTION CONTROL) {29}
672  DF  .~ Including exhaust gas condition responsive means {11}
698  DF  .~.~ With addition of secondary fluid (e.g., fuel or exhaust gas) {1}
699  DF  .~.~.~ Secondary fluid is auxiliary air or oxygen (e.g., carburetor air bleed) {1}
700.~.~.~.~ Fed to air/fuel mixture

DEFINITION

Classification: 123/700

Fed to air/fuel mixture:

(under subclass 699) Subject matter wherein the additional oxidant is added to the combustion supporting and combustible fluid mixture.