Wastewater treatment

Liquid purification or separation – Constituent mixture variation responsive

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Details

210178, 210181, 210199, 210205, 422202, 422225, C02F 166

Patent

active

048245615

ABSTRACT:
The instant invention relates to an apparatus for treating wastewater containing bentazon by decomposing the bentazon therein and thus eliminating or substantially reducing the bentazon content. This apparatus includes means for adjusting the pH of the wastewater to a value of less than 7 and heating it to a temperature of at least about 60.degree. C.

REFERENCES:
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patent: 3715308 (1973-02-01), Sulfaro et al.
patent: 3716485 (1973-02-01), Robertson
patent: 4329224 (1982-05-01), Kim
patent: 4382865 (1983-05-01), Sweeny
patent: 4402837 (1983-09-01), Okugawa
patent: 4435291 (1984-03-01), Matsko
patent: 4451378 (1984-05-01), Hansen et al.
patent: 4525283 (1985-06-01), Horak et al.
patent: 4724084 (1988-02-01), Pahmeier et al.

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