US PATENT SUBCLASS 162 / 208
.~.~ Treatment of slurry on mold surface

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

100  DF  PROCESSES AND PRODUCTS {31}
202  DF  .~ Running or indefinite length work forming and/or treating processes (e.g., web) {6}
208.~.~ Treatment of slurry on mold surface {2}
209  DF  .~.~.~> Vibration or agitation
210  DF  .~.~.~> Pressure member

DEFINITION

Classification: 162/208

(under subclass 202) Processes in which the slurry on the foraminous mold surface is subjected to a treatment in addition to the mere expression of liquid from the slurry.

(1) Note. In this and the indented subclasses may be found, for example, processes in which the slurry is vibrated to facilitate felting, subjected to pressure to aid dewatering, compacted, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

110, for processes producing a watermarked paper.

186, for processes for applying a nonfibrous additive to the slurry on a mold surface.

308, for apparatus having means to treat the slurry on the mold surface.