US PATENT SUBCLASS 162 / 122
.~.~ With pressure

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

100  DF  PROCESSES AND PRODUCTS {31}
118  DF  .~ With winding or roll forming {4}
122.~.~ With pressure

DEFINITION

Classification: 162/122

(under subclass 118) Processes combined with a step of applying mechanical pressure to the fibrous material.