Wastewater treatment process

Details Wastewater treatment process Wastewater treatment process

1991-05-06

1992-12-29

Cintins, Ivars

Liquid purification or separation

Processes

Utilizing electrical or wave energy directly applied to...

210759, 210908, 210917, 210928, C02F 132, C02F 172

Patent

active

051749041

ABSTRACT:
A process and apparatus is provided for removing color from a wastewater stream. The process includes directing the wastewater stream through at least one UV reactor and simultaneously injecting a hydrogen peroxide charge into the wastewater stream exactly at the UV irradiation zone of the reactor. The apparatus of the subject invention includes a UV reactor having a smooth flow channel for wastewater and a zone for exposing the wastewater to UV irradiation. The reactor further includes tubing for directing hydrogen peroxide into the reactor exactly at the UV irradiation zone, such that the hydrogen peroxide is introduced simultaneously to the wastewater stream and the UV irradiation zone.

REFERENCES:
patent: 4012321 (1977-03-01), Koubek
patent: 4221634 (1980-09-01), Frost, III
patent: 4668404 (1987-05-01), Waltenek, Jr.
patent: 4792407 (1988-12-01), Zeff et al.
patent: 5043080 (1991-08-01), Cater et al.

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