US PATENT SUBCLASS 127 / 64
.~.~.~.~ Purging or bleaching

Current as of: June, 1999
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127 /   HD   SUGAR, STARCH, AND CARBOHYDRATES

*  DD  PROCESSES {1}
34  DF  .~ Carbohydrate manufacture and refining {3}
42  DF  .~.~ Sugar manufacture and refining {3}
63  DF  .~.~.~ Treating solid sugar or crystals {1}
64.~.~.~.~ Purging or bleaching

DEFINITION

Classification: 127/64

Processes peculiar to the freeing of sugar crystals of impurities or adhering liquid or to the bleaching of sugar crystals.

SEE OR SEARCH THIS CLASS, SUBCLASS:

17+,

SEE OR SEARCH CLASS

210, Liquid Purification or Separation,

781+, and 787+ for a purification process comprising

centrifugal extraction, and subclasses 360.1+ for centrifugal extractors.