US PATENT SUBCLASS 62 / 238.5
.~ With distillation, ice maker, or freeze separation

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


62 /   HD   REFRIGERATION

238.1  DF  DISPARATE APPARATUS UTILIZED AS HEAT SOURCE OR ABSORBER {5}
238.5.~ With distillation, ice maker, or freeze separation

DEFINITION

Classification: 62/238.5

With distillation, ice maker, or freeze separation:

(under subclass 238.1) Apparatus comprising (a) separating a more volatile part from a less volatile part of a substance by heating, (b) congelation of a liquid product, or (c) separation of a constituent of a liquid mixture by congelation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

123+, and 532+, for freeze separation.

66+, and 340+, for ice making.

SEE OR SEARCH CLASS

202, Distillation: Apparatus, appropriate subclasses for distillation apparatus.

203, Distillation: Processes, Separatory, appropriate subclasses for distillation processes.