US PATENT SUBCLASS 422 / 254
.~.~ Movable crystallizer or scraping means

Current as of: June, 1999
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422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

243  DF  PHYSICAL TYPE APPARATUS {8}
245.1  DF  .~ Crystallizer {5}
254.~.~ Movable crystallizer or scraping means

DEFINITION

Classification: 422/254

Movable crystallizer or scraping means:

(under subclass 245.1) Apparatus having a movable crystallizer or scraping means acting on the wall of the crystallizer.