US PATENT SUBCLASS 127 / 53
.~.~.~.~ Physical separation of impurities

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}
46.1  DF  .~.~.~ Treatment of sacchariferous solutions {5}
53.~.~.~.~ Physical separation of impurities {4}
54  DF  .~.~.~.~.~> Dialysis
55  DF  .~.~.~.~.~> Filtering or sorption
56  DF  .~.~.~.~.~> Centrifuging
57  DF  .~.~.~.~.~> Settling or flotation

DEFINITION

Classification: 127/53

Processes directed to the separation of impurities from sugar solutions by mechanical processes.