Method for wastewater treatment

Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...

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210764, 210776, C02F 124, C02F 150

Patent

active

046158073

ABSTRACT:
Disclosed is a method for treating sewage wastewater comprising in lieu of activated sludge treatment mixing into wastewater a bactericidally effective and disinfectant amount of a formulation comprising compounds selected from the group consisting of quaternary organic ammonium halides or mixtures thereof and an organo-tin disinfectant compound. A plant employing the above method is also disclosed.

REFERENCES:
patent: 2692231 (1954-10-01), Stayner et al.
patent: 3231509 (1966-01-01), Shema
patent: 3256143 (1966-06-01), Zedler
patent: 3801499 (1974-04-01), Luck
patent: 3915853 (1975-10-01), Luck

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