US PATENT SUBCLASS 110 / 230
.~.~ Coking means

Current as of: June, 1999
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110 /   HD   FURNACES

218  DF  WITH FUEL TREATMENT MEANS {3}
229  DF  .~ Means for liberating gas from solid fuel {1}
230.~.~ Coking means {1}
231  DF  .~.~.~> Undergrate

DEFINITION

Classification: 110/230

Coking means:

(under subclass 229) Apparatus provided with means to separate or eliminate the combustible fluid from the solid fuel such that the distilled fuel is mainly consumed within the combustion chamber.

SEE OR SEARCH CLASS

122, Liquid Heaters and Vaporizers,

66, for a boiler combined with a water cooled coking chamber.