US PATENT SUBCLASS 162 / 342
.~.~.~.~.~ Immersed rotary member (e.g., rectifier roll)

Current as of: June, 1999
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162 /   HD   PAPER MAKING AND FIBER LIBERATION

232  DF  APPARATUS {22}
289  DF  .~ Running or indefinite length product forming and/or treating means {19}
315  DF  .~.~ Means directing stock into contact with molding surface {7}
336  DF  .~.~.~ Flow box, slice, and/or approach flow {6}
341  DF  .~.~.~.~ Vibratile or moving member treating stock {1}
342.~.~.~.~.~ Immersed rotary member (e.g., rectifier roll)

DEFINITION

Classification: 162/342

(under subclass 341) Apparatus in which the moving body is a rotating cylinder, immersed at least in part in the slurry.

(1) Note. The rolls of this subclass are frequently called "rectifier" rolls and are usually perforated.