Method of ozone injection into sewage forced main

Details Method of ozone injection into sewage forced main Method of ozone injection into sewage forced main

2007-12-05

2009-06-30

Conley, Sean E (Department: 1797)

Chemical apparatus and process disinfecting, deodorizing, preser

Process disinfecting, preserving, deodorizing, or sterilizing

Using disinfecting or sterilizing substance

C422S005000, C210S758000, C210S760000

Reexamination Certificate

active

07553447

ABSTRACT:
An apparatus and method are provided for introducing high-concentration, high-pressure oxygen gas with or without high-pressure ozone gas into pumped sewage mains, also known as force sewage mains, a portion of the pumped sewage is diverted from the force sewage main for addition of the high-concentration, high-pressure oxygen gas with or without high-pressure ozone gas thereto and for mixing of the gases with the sewage following by reintroduction of the gas-containing sewage into the force sewage main to accomplish the elimination of hydrogen sulfide gas odor from sewage and sewer lines.

REFERENCES:
patent: 3680704 (1972-08-01), Schaefer
patent: 4256574 (1981-03-01), Bhargava
patent: 6056885 (2000-05-01), Wasinger
patent: 6811705 (2004-11-01), Puetter et al.

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