US PATENT SUBCLASS 202 / 247
.~.~.~ Horizontal retort

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

81  DF  APPARATUS {4}
239  DF  .~ Elements {10}
242  DF  .~.~ Closures {5}
247.~.~.~ Horizontal retort {2}
248  DF  .~.~.~.~> Coke-oven type
249  DF  .~.~.~.~> Rotary retort

DEFINITION

Classification: 202/247

Closures for retorts occupying the horizontal position. This includes doors, lids, mouthpieces and securing devices.

SEE OR SEARCH CLASS

110, Furnaces,

173,.

122, Liquid Heaters and Vaporizers,

498,.

126, Stoves and Furnaces,

190, 191 and 192.