The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6692642 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 17, 2004

Filed:

Apr. 30, 2002
Applicant:
Inventors:

Juan Carlos Josse, Capistrano Beach, CA (US);

John William Sutherlin, New Orleans, LA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 3/30 ;
U.S. Cl.
CPC ...
C02F 3/30 ;
Abstract

A process is provided for full treatment of animal manure and other organic slurries containing suspended solids, and dissolved organic matter, nitrogen, and phosphorus, without the need for anaerobic digestion or anaerobic stabilization lagoons. The process includes: centrifugal decanting, flocculation, dissolved air flotation thickening, centrate heating, acidification in fluidized bed reactor, biological removal of phosphorus, nitrogen and dissolved organic matter in microfiltration membrane bioreactor and disinfection with ultraviolet radiation. The process separates liquids from solids, converts solids into organo-mineral fertilizer pellets, and treats the liquid to dischargeable standards. Land application for effluent disposal is not required because the treatment removes all nutrients.


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Josse, Juan. (2004). Organic slurry treatment process (U.S. Patent No. 6692642). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6692642

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