US PATENT SUBCLASS 202 / 184
.~.~.~.~.~.~ Still absorber

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

81  DF  APPARATUS {4}
82  DF  .~ Systems {6}
152  DF  .~.~ Separatory {3}
163  DF  .~.~.~ Still {13}
182  DF  .~.~.~.~ With vapor-treating devices {7}
183  DF  .~.~.~.~.~ Still and absorber {1}
184.~.~.~.~.~.~ Still absorber

DEFINITION

Classification: 202/184

Comprises a still which is heated to remove volatile material from a distilland, then along with its contained residue, cooled and the volatile material returned to the still and allowed to absorb in the residue, either with or without intermediate physical treatment.

SEE OR SEARCH CLASS

62, Refrigeration,

101+, 141+ and 476+ for sorption type refrigeration producing

processes and apparatus.