Method and plant for the treatment of wastewater with a view to eliminating the adverse endocrine effect and/or the toxic or genotoxic effect thereof

US9150432B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9150432-B2
Application numberUS-200913054184-A
CountryUS
Kind codeB2
Filing dateJul 27, 2009
Priority dateJul 29, 2008
Publication dateOct 6, 2015
Grant dateOct 6, 2015

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

The instant application describes methods of treating wastewater containing pathogenic microorganisms to reduce the concentration of those pathogenic microorganisms. The methods include measuring parameters or qualities of the wastewater, and using those parameters or qualities to determine the wastewater's ozone demand. The wastewater is dosed with ozone, with the dosage being less than the ozone demand. The ozone and wastewater are mixed with a static mixer, and the wastewater is oxidized by the ozone. Thereafter, the wastewater is disinfected via ultraviolet radiation treatment. The instant application further relates to a wastewater treatment system. The system includes an ozone reactor with a static mixer, an ozone supply device, at least one sensor, and an ultraviolet radiation disinfection unit. The ultraviolet radiation disinfection unit is located downstream from the ozone reactor.

First claim

Opening claim text (preview).

The invention claimed is: 1. A method of treating wastewater having pathogenic microorganisms therein and generally reducing the concentration of pathogenic microorganisms in the wastewater, the method comprising: sensing one or more qualities of the wastewater; utilizing the one or more qualities to determine the ozone demand of the wastewater; dosing the wastewater with ozone, wherein the dose is less than the ozone demand such that the dosing is generally maintained between…

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What does patent US9150432B2 cover?
The instant application describes methods of treating wastewater containing pathogenic microorganisms to reduce the concentration of those pathogenic microorganisms. The methods include measuring parameters or qualities of the wastewater, and using those parameters or qualities to determine the wastewater's ozone demand. The wastewater is dosed with ozone, with the dosage being less than the oz…
Who is the assignee on this patent?
Castillo Rivera Luis, Feliers Cedric, Martin Florencio, and 1 more
What technology area does this patent fall under?
Primary CPC classification C02F1/32. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Oct 06 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).