Process for purification of waste waters accumulated from pulp p

Details Process for purification of waste waters accumulated from pulp p Process for purification of waste waters accumulated from pulp p

1984-02-22

1984-12-25

Wyse, Thomas

Liquid purification or separation

Processes

Treatment by living organism

210631, 210718, 210725, 210748, 210928, 162 29, 204149, C02F 146

Patent

active

044902573

ABSTRACT:
There is disclosed a process for purification of waste waters accumulating from the production of pulp, particularly from chlorine bleaching of pulp, which comprises the combination of the following steps:

REFERENCES:
patent: 3178260 (1965-04-01), Tirado
patent: 3737374 (1973-06-01), Stern et al.
patent: 3894946 (1975-07-01), Panzer et al.
patent: 4098673 (1978-07-01), Zucker
patent: 4259149 (1981-03-01), Taszka et al.

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