System and method for treatment of acidic wastewater

Details for Australian Patent Application No. 2004259768 (hide)

Owner OTV S.A.

Inventors Helwick, Robert P.; Nagghappan, Lnsp

Agent Pizzeys

Pub. Number AU-B-2004259768

PCT Pub. Number WO2005/009908

Priority 60/489,853 24.07.03 US; 10/899,326 26.07.04 US

Filing date 26 July 2004

Wipo publication date 3 February 2005

Acceptance publication date 9 April 2009

International Classifications

C02F 1/28 (2006.01) Treatment of water, waste water, or sewage - by sorption

B01D 61/02 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration - Reverse osmosis

B01D 61/04 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration

B01D 61/12 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration

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

C02F 1/66 (2006.01) Treatment of water, waste water, or sewage - by neutralisation

C02F 1/42 (2006.01) Treatment of water, waste water, or sewage - by ion-exchange

C02F 1/52 (2006.01) Treatment of water, waste water, or sewage - by flocculation or precipitation of suspended impurities

C02F 1/56 (2006.01) Treatment of water, waste water, or sewage

C02F 1/76 (2006.01) Treatment of water, waste water, or sewage - with halogens or compounds of halogens

C02F 9/00 (2006.01) Multistep treatment of water, waste water or sewage

Event Publications

9 February 2006 PCT application entered the National Phase

  PCT publication WO2005/009908 Priority application(s): WO2005/009908

9 April 2009 Application Accepted

  Published as AU-B-2004259768

6 August 2009 Standard Patent Sealed

24 March 2011 Alteration of Name

  The name of the patentee has been altered to Veolia Water Solutions & Technologies Support

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