Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Treatment with particular chemical
Reexamination Certificate
2006-06-02
2009-12-29
Hug, Eric (Department: 1791)
Paper making and fiber liberation
Processes of chemical liberation, recovery or purification...
Treatment with particular chemical
C162S072000, C008S648000
Reexamination Certificate
active
07638016
ABSTRACT:
The present invention relates to a method of increasing the brightness of pulp, pulp made from such methods and methods of using such pulp.
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Barnes, III Thomas W.
Calandra Anthony J
Hug Eric
International Paper Company
Pike John K.
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