US PATENT SUBCLASS 162 / 406
.~.~.~ About foraminous core

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

232  DF  APPARATUS {22}
382  DF  .~ Foraminous forming mold for discrete articles (pulp molding) {9}
396  DF  .~.~ Press felting (i.e., pressure member acting on pulp on mold) {6}
406.~.~.~ About foraminous core

DEFINITION

Classification: 162/406

(under subclass 396) Apparatus having a mold member which

forms a hole or cavity in the pulp product which member is foraminous so that the suspending fluid may be drained therethrough.