CA2156523C - Appareil de traitement de la pate de bois, et methode connexe
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Appareil de traitement de la pate de bois, et methode connexe
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Publication number
CA2156523C
CA2156523CCA002156523ACA2156523ACA2156523CCA 2156523 CCA2156523 CCA 2156523CCA 002156523 ACA002156523 ACA 002156523ACA 2156523 ACA2156523 ACA 2156523ACA 2156523 CCA2156523 CCA 2156523C
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CA
Canada
Prior art keywords
pulp
pressure
washing
bleaching
liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
21st Century Pulp & Paper LLC
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Individual
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Filing date
Publication date
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Priority claimed from PCT/US1994/001943external-prioritypatent/WO1994019534A1/fr
Publication of CA2156523A1publicationCriticalpatent/CA2156523A1/fr
Application grantedgrantedCritical
Publication of CA2156523CpublicationCriticalpatent/CA2156523C/fr