US PATENT SUBCLASS 127 / 52
.~.~.~.~.~ Gassing

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}
48  DF  .~.~.~.~ Chemical precipitation of impurities {4}
52.~.~.~.~.~ Gassing

DEFINITION

Classification: 127/52

The precipitation of impurities involves the addition of a reagent in gaseous form.