Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces

Details for Australian Patent Application No. 2004203856 (hide)

Owner Zenon Technology Partnership

Inventors Mahendran, Mailvaganam; Henshaw, Wayne Jerald; Rodrigues, Carlos Fernando F; Pedersen, Steven Kristian; Behmann, Henry

Agent Griffith Hack

Pub. Number AU-B-2004203856

Parent 715364

Filing date 12 August 2004

Wipo publication date 9 September 2004

Acceptance publication date 18 January 2007

International Classifications

B01D 61/18 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration - Apparatus therefor

B01D 61/20 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration - Accessories

B01D 63/02 (2006.01) Apparatus in general for separation processes using semi-permeable membranes - Hollow fibre modules

B01D 63/04 (2006.01) Apparatus in general for separation processes using semi-permeable membranes - comprising multiple hollow fibre assemblies

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

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

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

Event Publications

26 August 2004 Complete Application Filed

9 September 2004 Application Open to Public Inspection

  Published as AU-B-2004203856

7 December 2006 Assignment before Grant

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

18 January 2007 Application Accepted

  Published as AU-B-2004203856

26 April 2007 Opposition Lodged

  Memcor Australia Pty Ltd has lodged an opposition against Zenon Technology Partnership.

24 July 2008 Assignment before Grant

  Zenon Technology Partnership The application has been assigned to GE BetzDearborn Canada Company

31 May 2012 Application for Amendment

  The nature of the amendment is as shown in the statement(s) filed 27 Feb 2012. Address for service in Australia - Corrs Chambers Westgarth 600 Bourke Street Melbourne VIC 3000 2005

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