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.:
Date of Patent:
May. 10, 2011
Filed:
Oct. 10, 2003
Warren Thomas Johnson, New South Wales, AU;
Warren Thomas Johnson, New South Wales, AU;
Siemens Water Technologies Corp., Warrendale, PA (US);
Abstract
A filtration arrangement including one or more membrane modules () positioned vertically within a feed tank (), each membrane module () having one or more membranes positioned therein. An aeration hood () having an upper wall () and one or more downwardly extending side walls () is configured to at least partially shroud the membrane modules () within the tank (). The aeration hood () includes a number of open-ended tubes (), each extending downwardly from the upper wall () and forming a respective opening () therein. Each tube () is adapted to have at least one of the modules () mounted therein and extending through the respective openings () in the upper wall () so as to at least partially surround an outer periphery of an associated module or modules (). One or more aeration openings () are provided in each tube () at a location spaced from a proximal end of the tube (). The aeration hood side wall or walls () extend to below the location of the aeration openings () in the tubes (). Gas providing means () feed gas into the hood ().