US PATENT SUBCLASS 162 / 185
.~.~.~.~ Part added to furnish or pulp

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

100  DF  PROCESSES AND PRODUCTS {31}
158  DF  .~ Non-fiber additive {16}
183  DF  .~.~ Incorporation procedures {1}
184  DF  .~.~.~ Application to formed web {2}
185.~.~.~.~ Part added to furnish or pulp

DEFINITION

Classification: 162/185

(under subclass 184) Processes in which a portion of the nonfiber material additive is added to the fibrous material before the material is deposited from the liquid suspension.