The Pulp and Paper Making Processes - Princeton

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chemical digestion or are fed into a grinder in the case of some mechanical pulps. Chips are screened for size, cleaned, and temporarily stored for further processing. ... chemicals and steam for pretreatment). After further refining in a second stage, the pulp is screened, cleaned, and most of the process water is removed in

  Princeton, Digestion, Pretreatment, Pulp