US PATENT SUBCLASS 62 / 100
.~ Vacuumizing an open outlet chamber

Current as of: June, 1999
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62 /   HD   REFRIGERATION

56  DF  PROCESSES {28}
100.~ Vacuumizing an open outlet chamber

DEFINITION

Classification: 62/100

(under subclass 56) Processes in which a subatmospheric pressure is created in a chamber by removing a gas or vapor from it.

SEE OR SEARCH THIS CLASS, SUBCLASS:

268+, for related apparatus and see the Notes thereto.

SEE OR SEARCH CLASS

34, Drying and Gas or Vapor Contact With Solids,

402+, for related processes of drying solids.

159, Concentrating Evaporators, 47.1+, for related processes of evaporating and concentrating liquids.