DIFFUSER AND AN AERATION APPARATUS EQUIPPED WITH SUCH A DIFFUSER

Details for Australian Patent Application No. 2002367442 (hide)

Owner SEAIR INC.

Inventors THOMAS, Paul, Anthony; KINASEWICH, Harold, Allen

Pub. Number AU-A-2002367442

PCT Number PCT/CA02/00091

PCT Pub. Number WO2003/061814

Filing date 25 January 2002

Wipo publication date 2 September 2003

International Classifications

B01F 005/04 Mixers - Injector mixers

C02F 003/12 Biological treatment of water, waste water, or sewage - Activated sludge processes

C02F 003/26 Biological treatment of water, waste water, or sewage - using pure oxygen or oxygen-rich gas

B01F 005/06 Mixers - Mixers in which the components are pressed together through slits, orifices, or screens

C02F 003/20 Biological treatment of water, waste water, or sewage - using diffusers

C02F 007/00 Aeration of stretches of water

Event Publications

11 September 2003 Complete Application Filed

18 September 2003 Application Open to Public Inspection

  Published as AU-A-2002367442

27 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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