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

Details for Australian Patent Application No. 2004203855 (hide)

Owner Zenon Environmental Inc

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

Agent Griffith Hack

Pub. Number AU-B-2004203855

Parent 715364

Filing date 12 August 2004

Wipo publication date 9 September 2004

Acceptance publication date 29 June 2006

International Classifications

B01D 53/62 (2006.01) Separation of gases or vapours - Carbon oxides

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-2004203855

29 June 2006 Application Accepted

  Published as AU-B-2004203855

17 August 2006 Opposition Lodged

  Memcor Australia Pty Ltd has lodged an opposition against Zenon Environmental Inc.

25 January 2007 Assignment before Grant

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

24 July 2008 Assignment before Grant

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

18 February 2010 Standard Patent Sealed

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