Water filtration using immersed membranes

Details for Australian Patent Application No. 2005216578 (hide)

Owner Zenon Environmental Inc.

Inventors Dufresne, Kevin Simon Joseph; Singh, Manwinder; Kent, Fraser Charles; Cote, Pierre Lucien; Adams, Nicholas William Harcsar; Ross, David Brian

Agent Wallington-Dummer

Pub. Number AU-A-2005216578

PCT Pub. Number WO2005/082498

Priority 60/633,432 07.12.04 US; 10/961,077 12.10.04 US; 60/547,787 27.02.04 US; 2,482,517 24.09.04 CA; 60/575,804 02.06.04 US

Filing date 25 February 2005

Wipo publication date 9 September 2005

International Classifications

B01D 29/66 (2006.01) Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor - by flushing, e.g. counter-current air-bumps

B01D 63/00 (2006.01) Apparatus in general for separation processes using semi-permeable membranes

B01D 65/02 (2006.01) Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes

B01J 19/24 (2006.01) Chemical, physical, or physico-chemical processes in general - Stationary reactors without moving elements inside

B08B 9/093 (2006.01) Cleaning hollow articles by methods or apparatus specially adapted thereto

C02F 1/00 (2006.01) Treatment of water, waste water, or sewage

Event Publications

31 August 2006 Assignment before Grant

  Zenon Environmental Inc. The application has been assigned to Zenon Technology Partnership

31 August 2006 PCT application entered the National Phase

  PCT publication WO2005/082498 Priority application(s): WO2005/082498

22 September 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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