US PATENT SUBCLASS 202 / 88
.~.~.~ Kiln and directly heated chamber

Current as of: June, 1999
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202 /   HD   DISTILLATION: APPARATUS

81  DF  APPARATUS {4}
82  DF  .~ Systems {6}
85  DF  .~.~ Thermolytic and autothermic {2}
88.~.~.~ Kiln and directly heated chamber {2}
89  DF  .~.~.~.~> Interchangeable
90  DF  .~.~.~.~> Chamber externally heated

DEFINITION

Classification: 202/88

Assemblies of kiln and chamber. The distillation gases and/or products of combustion from the kiln pass through the chamber in direct contact with its contents.

SEE OR SEARCH CLASS

48, Gas: Heating and Illuminating,

76, and 203.