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.

Date of Patent:
Jun. 27, 2006

Filed:

May. 31, 2001
Applicants:

Sean Crispian Keeping, Shortlands, GB;

Dieter Binz, Ladenburg, DE;

Colin Ernest Howell, St. Neots, GB;

Leslie Jamson, Cheltenham, GB;

Robert Arthur Mead, Huntingdon, GB;

Charles Lucas Greensted, Cheltenham, GB;

David Edward Coe, St. Neots, GB;

Inventors:

Sean Crispian Keeping, Shortlands, GB;

Dieter Binz, Ladenburg, DE;

Colin Ernest Howell, St. Neots, GB;

Leslie Jamson, Cheltenham, GB;

Robert Arthur Mead, Huntingdon, GB;

Charles Lucas Greensted, Cheltenham, GB;

David Edward Coe, St. Neots, GB;

Assignee:

ABB Limited, Staffordshire, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A filter assembly for ultra-filtration of fluids such as waste water comprises a porous tube which is incrementally advanced into the fluid so as to expose a fresh portion periodically and maintain a flow rate over a period of time.


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