Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Gas – vapor or mist contact
Patent
1995-03-03
1997-09-30
Weier, Anthony J.
Paper making and fiber liberation
Processes of chemical liberation, recovery or purification...
Gas, vapor or mist contact
162238, D21C 100
Patent
active
056722478
ABSTRACT:
A process control for adjusting bleaching agent application in response to the pulp brightness and/or K number is realized by utilizing a coupled control feedforward and/or feedback control system or combination thereof wherein brightness measurements are made between successive K number measurements and adjustments made to the bleaching agent application in response to a comparison value.
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Bosch Gregory J.
Falcone, Jr. Ronald A.
Mayo William L.
Pangalos George
Chong Suet
Nath Gary M.
Union Camp Patent Holding, Inc.
Weier Anthony J.
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