US PATENT SUBCLASS 134 / 25.5
.~.~ Work stationary or moved countercurrently

Current as of: June, 1999
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134 /   HD   CLEANING AND LIQUID CONTACT WITH SOLIDS

*  DD  PROCESSES {23}
25.1  DF  .~ Work handled in bulk or groups {4}
25.5.~.~ Work stationary or moved countercurrently

DEFINITION

Classification: 134/25.5

Work stationary or moved countercurrently:

(under subclass 25.1) Processes in which the work remains relatively stationary during contact or is moved countercurrently to the fluid stream.