US PATENT SUBCLASS 202 / 216
.~.~.~.~ Rotary


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

81  DF  APPARATUS {4}
*  DD  .~ Types {3}
*  DD  .~.~ Autothermic {5}
215  DF  .~.~.~ Directly heated chamber {1}
216.~.~.~.~ Rotary


DEFINITION

Classification: 202/216

The directly-heated chamber is arranged for rotation.

SEE OR SEARCH CLASS

34, Drying and Gas or Vapor Contact With Solids,

108+, for a receptacle rotating about an axis through which receptacle the material being treated is carried.

266, Metallurgical Apparatus,

145, for fume handling structure associated with a rotary furnace, see the search notes associated with this subclass.

432, Heating,

105+, for a residual rotary work heating furnace heating the work by direct contact with combustion products.