US PATENT SUBCLASS 123 / FOR 126
.~.~ Exhaust gas cooled before recirculation (123/570)

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

FOR 101  DF  SPARK IGNITION TIMING CONTROL (123/406) {16}
FOR 124  DF  .~ Exhaust gas used with the combustible mixture (e.g., emission control (e.g.r. valve) (123/568) {3}
FOR 126.~.~ Exhaust gas cooled before recirculation (123/570)

DEFINITION

Classification: 123/FOR.126

Exhaust gas cooled before recirculation:

Subject matter in which means is provided to cool the returned products of combustion before they are directed to the intake manifold or combustion chamber.