US PATENT SUBCLASS 202 / 126
.~.~.~.~.~.~ Vertical flues

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

81  DF  APPARATUS {4}
82  DF  .~ Systems {6}
96  DF  .~.~ Thermolytic {5}
105  DF  .~.~.~ Retort {14}
120  DF  .~.~.~.~ Vertical {4}
124  DF  .~.~.~.~.~ With heating chamber {3}
126.~.~.~.~.~.~ Vertical flues

DEFINITION

Classification: 202/126

The heating chamber is divided into flues which are in the vertical position, the flames or heating gases passing in either direction.