Process and device for loading fibers with calcium carbonate

For a process and an apparatus for loading fibers contained in a pulp suspension with calcium carbonate, a calcium oxide and/or a medium containing calcium hydroxide is fed to the pulp suspension, and the so treated pulp suspension is further charged in several reactors with pure carbon dioxide or a...

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Bibliographische Detailangaben
Hauptverfasser: Rheims, Jorg, Doelle, Klaus, Heise, Oliver, Witek, Werner
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:For a process and an apparatus for loading fibers contained in a pulp suspension with calcium carbonate, a calcium oxide and/or a medium containing calcium hydroxide is fed to the pulp suspension, and the so treated pulp suspension is further charged in several reactors with pure carbon dioxide or a medium containing carbon dioxide. The reactors can be connected in series and/or in parallel.