Title:
PRETREATMENT OF WOOD PULPS WITH AN ALKALINE SOLUTION OF FORMALDEHYDE
United States Patent 3479249
US Patent References:
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- - 3124503


Inventors:
Kalisch, John H.
Publication Date:
11/18/1969
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Assignee:
INT PAPER CANADA
Primary Class:
162/18
Other Classes:
162/72
International Classes:
D21C1/06; D21C1/00; D21C3/26




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