Method for reducing contamination in pulp processing

Details Method for reducing contamination in pulp processing Method for reducing contamination in pulp processing

D - Textiles, Paper

21

C

8/78

D21C 9/02 (2006.01) D21C 9/10 (2006.01) D21F 1/66 (2006.01)

Patent

CA 1287451

12 ABSTRACT Method and apparatus for reducing contamination in processed pulp and in white water effluent discharged from a pulp dryer or paper making mill. The system includes multiple pulp bleaching and washing stages wherein white water effluent discharge from the dryer or paper making mill is fed to the next-to-last washing stage and fresh water is supplied to the last washing stage.

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