Biological purification of water

Details for Australian Patent Application No. 2004208855 (hide)

Owner Grafinger, R.

Inventors Brandlmaier, Gerhard

Agent FB Rice

Pub. Number AU-B-2004208855

PCT Pub. Number WO2004/069756

Priority A 190/2003 06.02.03 AT

Filing date 5 February 2004

Wipo publication date 19 August 2004

Acceptance publication date 12 March 2009

International Classifications

C02F 3/32 (2006.01) Biological treatment of water, waste water, or sewage - characterised by the animals or plants used, e.g. algae

C02F 3/00 (2006.01) Biological treatment of water, waste water, or sewage

C02F 3/04 (2006.01) Biological treatment of water, waste water, or sewage - using trickle filters

C02F 3/34 (2006.01) Biological treatment of water, waste water, or sewage - characterised by the micro-organisms used

Event Publications

25 August 2005 PCT application entered the National Phase

  PCT publication WO2004/069756 Priority application(s): WO2004/069756

12 March 2009 Application Accepted

  Published as AU-B-2004208855

9 July 2009 Standard Patent Sealed

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