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PATENT APPLICATION PUBLICATION
INDIA
Date of filing of Application:28/01/2005
(54)Title of the Invention:.AERATION METHOD.
(51) International Classification : B01D 65/02
(31) Priority Document No.
:
AU2002950934
(32) Priority Date : 21/08/2002
(21)
(43)
(33) Name of priority country AU
(86) International application No. : PCT/AU03/001068
Filing Date : 21/08/2003
(87) International Publication No. : WO 2004/018084
(61) Patent of Addition to
N.A.
Application No.
(62) Divisional to Application No. : N.A.
Filed On : N.A.
Total No. Pages : 08
:
Application No.: 329/DELNP/2005
Publication Date:09/06/2006
(71)Name of Applicant: U.S.Filter
Wastewater Group, Inc.,
Address of the Applicant:
181 Thorn Hill Road, of Warrendale ,
Pennsylvainia, 150886, USA
(72) Name of the Inventor: :
HUW ALEXANDER LAZAREDES
Filed U/S 5(2) before The Patents
(Amendment) Ordinance, 2004 : NO
(57) Abstract: A method and filtration module (5) for providing gas bubbles within an array of vertically disposed porous hollow
membranes (6) to clean the outer surfaces of said membranes (6) when the array is immersed in a liquid by feeding (10) the gas
bubbles into the array transversely of the vertical axis of the array. In one preferred form, the gas bubbles are retained within the
array using a sleeve (11) surrounding the array (6) at least along part of its length.
The Patent Office Journal 09/06/2006 11130
A