US PATENT SUBCLASS 426 / 492
.~.~.~ Including vaporization, e.g., distillation, concentration-evaporation, etc.

Current as of: June, 1999
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426 /   HD   FOOD OR EDIBLE MATERIAL: PROCESSES, COMPOSITIONS, AND PRODUCTS

665  DF  PROCESSES {25}
478  DF  .~ Separating a starting material into plural different constituents {4}
490  DF  .~.~ Starting material is liquid {3}
492.~.~.~ Including vaporization, e.g., distillation, concentration-evaporation, etc. {1}
493  DF  .~.~.~.~> Of alcohol containing stock {1}

DEFINITION

Classification: 426/492

(under subclass 490) Processes involving the separation of a component of a liquid starting material by vaporizing the component, and recovering either or both, the vaporized component or the unvaporized residue.

SEE OR SEARCH THIS CLASS, SUBCLASS:

476, for a method of contacting a liquid with steam so as to effect a separation.