Membrane modules and integrated membrane cassettes

Details for Australian Patent Application No. 2004304819 (hide)

Owner 3M Innovative Properties Company

Inventors Freemyer, Harold T.; Colburn, David J.; Domroese, Michael K.; Slama, David F.; Kody, Robert S.; Zenk, Peter B.; Hester, Jonathan F.

Agent Davies Collison Cave

Pub. Number AU-A-2004304819

PCT Pub. Number WO2005/060425

Priority 10/726,900 03.12.03 US

Filing date 22 October 2004

Wipo publication date 7 July 2005

International Classifications

C02F 1/44 (2006.01) Treatment of water, waste water, or sewage - by dialysis, osmosis or reverse osmosis

B01D 63/08 (2006.01) Apparatus in general for separation processes using semi-permeable membranes - Flat membrane modules

B01D 65/08 (2006.01) Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes

C02F 3/20 (2006.01) Biological treatment of water, waste water, or sewage - using diffusers

Event Publications

22 June 2006 PCT application entered the National Phase

  PCT publication WO2005/060425 Priority application(s): WO2005/060425

24 April 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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