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 6531058 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 11, 2003

Filed:

May. 13, 2002
Applicant:
Inventors:

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

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

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 3/370 ;
U.S. Cl.
CPC ...
B01D 3/370 ;
Abstract

A pre-fabricated, self-contained biological fluidized bed apparatus for the treatment of wastewater, which offers easy and uniform expansion for various types of commercially available media, by means of a conical bottom and a single, non-clogging flow distribution pipe. Besides the biological treatment accomplished within the fluidized bed, this reactor provides mechanical solids/gas/liquid separation and upflow sludge blanket clarification to improve effluent quality. Additional unique features of this apparatus are a rotating surface skimmer and an excess sludge collection and thickening device powered by an externally mounted drive. With this reactor configuration, anaerobic and anoxic biological treatment and subsequent clarification are achieved in a single enclosed tank.


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Josse, Juan. (2003). Biological fluidized bed apparatus (U.S. Patent No. 6531058). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6531058

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