US PATENT SUBCLASS 110 / 207
.~.~.~.~ Eductor

Current as of: June, 1999
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110 /   HD   FURNACES

203  DF  WITH EXHAUST GAS TREATMENT MEANS {5}
204  DF  .~ Recirculation means {1}
205  DF  .~.~ Air supply means {1}
206  DF  .~.~.~ Including pump {1}
207.~.~.~.~ Eductor

DEFINITION

Classification: 110/207

Eductor:

(under subclass 206) Apparatus wherein the impelling means is a moving stream of fluid which mixes with and draws the returning combustion products into the combustion chamber.