US PATENT SUBCLASS 162 / 190
.~.~ White water

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

100  DF  PROCESSES AND PRODUCTS {31}
189  DF  .~ Reclamation, salvage or reuse of materials {2}
190.~.~ White water

DEFINITION

Classification: 162/190

(under subclass 189) Processes involving the recovery of the aqueous fiber suspending medium (white water) for reuse in a subsequent fiber deposition or other paper making step.