Method of purifying fischer-tropsch derived water

Details for Australian Patent Application No. 2003276161 (hide)

Owner Sasol Technology (Pty) Ltd

Inventors PHILLIPS, Trevor, David; Dancuart Kohler, Luis Pablo Fidel; Koper, Edward Ludovicus; Du Plessis, Gert Hendrik; Van Der Walt, Janette; Du Toit, Francois Jacobus

Agent Wrays

Pub. Number AU-B-2003276161

PCT Number PCT/ZA03/00079

PCT Pub. Number WO2003/106349

Priority 60/389,653 18.06.02 US; 2002/4846 18.06.02 ZA

Filing date 18 June 2003

Wipo publication date 31 December 2003

Acceptance publication date 8 January 2009

International Classifications

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

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

C02F 9/02 (2006.01) Multistep treatment of water, waste water or sewage - involving a separation step

C02F 1/04 (2006.01) Treatment of water, waste water, or sewage - by distillation or evaporation

C02F 1/26 (2006.01) Treatment of water, waste water, or sewage - by extraction

C02F 101/32 (2006.01)

C02F 101/34 (2006.01)

Event Publications

19 February 2004 Complete Application Filed

  Priority application(s): 60/389,653 18.06.02 US; 2002/4846 18.06.02 ZA

26 February 2004 Application Open to Public Inspection

  Published as AU-B-2003276161

8 January 2009 Application Accepted

  Published as AU-B-2003276161

7 May 2009 Standard Patent Sealed

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