Method and plant for thickening sludge derived from water treatment by flocculation-decantation with ballasted floc

Details for Australian Patent Application No. 2002238620 (hide)

Owner Vivendi Water Systems

Inventors Binot, Patrick

Agent Patent Attorney Services

Pub. Number AU-B-2002238620

PCT Pub. Number WO2002/064512

Priority 01/01832 09.02.01 FR

Filing date 8 February 2002

Wipo publication date 28 August 2002

Acceptance publication date 27 April 2006

International Classifications

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

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

Event Publications

20 February 2003 Application Open to Public Inspection

  Published as AU-B-2002238620

27 April 2006 Application Accepted

  Published as AU-B-2002238620

1 June 2006 Corrigenda

  Applications Accepted - Name Index Under the name Vivendi Water Systems, Application No. 2002238620, under INID (71) correct the name to read OTV SA.

24 August 2006 Standard Patent Sealed

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