Process for biological treatment of organic waste water and apparatus therefor

Details for Australian Patent Application No. 2005209522 (hide)

Owner Kurita Water Industries Ltd.

Inventors Yoda, Motoyuki; Fujishima, Shigeki

Agent Griffith Hack

Pub. Number AU-B-2005209522

PCT Pub. Number WO2005/073134

Priority 2004-099967 30.03.04 JP; 2004-233257 10.08.04 JP; 2004-025702 02.02.04 JP; 2004-170121 08.06.04 JP; 2004-233258 10.08.04 JP

Filing date 25 January 2005

Wipo publication date 11 August 2005

Acceptance publication date 11 June 2009

International Classifications

C02F 3/12 (2006.01) Biological treatment of water, waste water, or sewage - Activated sludge processes

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

C02F 3/08 (2006.01) Biological treatment of water, waste water, or sewage - using moving contact bodies

C02F 11/02 (2006.01) Treatment of sludge - Biological treatment

Event Publications

10 August 2006 PCT application entered the National Phase

  PCT publication WO2005/073134 Priority application(s): WO2005/073134

11 June 2009 Application Accepted

  Published as AU-B-2005209522

8 October 2009 Standard Patent Sealed

23 August 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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