Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1974-03-20
1978-02-14
Wyse, Thomas G.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
162 65, C02B 134
Patent
active
040737276
ABSTRACT:
A process for the oxidation of waste liquors arising from the manufacture of paper pulp.
The process consists of introducing the liquor into a reservoir comprising a series of candles consisting of a sintered material, arranged above the bottom of the reservoir, air being blown through these candles into the liquor which is kept at 70.degree. to 90.degree. C during the oxidation.
REFERENCES:
patent: 2690425 (1954-09-01), Moses et al.
patent: 2774585 (1956-12-01), Wirts
patent: 3178260 (1965-04-01), Tirado
patent: 3207572 (1965-09-01), Saul
patent: 3545731 (1970-12-01), McManus
patent: 3696929 (1972-10-01), Shah
Eslinger Lewis H.
Groupement Europeen de la Cellulose
Wyse Thomas G.
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